- Subscribe to this page:
- RSS
- Email Alert
digital signatures
(315 results)-
White Papers
Image Authentication
May 2009
Video images serve many purposes. Nowadays, videos are highly valued as corroborative evidences. However, it also leads to the question of the genuineness of the videos. This paper discusses the...
Provided by Quadrox
-
Whitepapers
Work Unchained: The Competitive Edge of The Anywhere Office
Jul 2010
This eBook by Phil Montero, founder of TheAnywhereOffice.com, explores how you can analyze your organization's workflow and strategically transform an ordinary office into The Anywhere Office�.
Provided by Citrix Online
-
Webcasts
City of Orlando Cuts Costs by Over 66% by Moving Email and Apps into the Cloud
May 2009
When Conrad Cross, CIO for Orlando, got his budget cut and lost two experienced IT administrators, he knew he had to find another solution to replace the city's legacy email and communications...
Provided by Google
-
Case Studies
Testing Web Signature Proof of Delivery Application for a Travel and Logistics Major
Jul 2009
The customer is a global provider of transportation, e-commerce and supply chain management services. One of the most powerful brands in the world, the customer ranked in the top 10 on Fortune's...
Provided by Satyam Computer Services
-
Whitepapers
Legal and Compliance FAQs
May 2012
Electronic Signatures, also known as e-signatures, are a simple, easy and legal way to get documents and agreements signed. Download this whitepaper and learn about the difference between...
Provided by Adobe Systems
-
Whitepapers
EchoSign whitepaper
Nov 2011
Electronic signatures and web-based contracting represent an inexpensive and automated way to finalize. Electronic signatures deliver a proven ROI of a 200-400% decrease in close cycles allowing...
Provided by Adobe Systems
-
White Papers
A Cost Efficient, Robust Search Solution Is Vital to Vodafone - Panafon Hellenic
Oct 2009
"The Google solution not only met but exceeded our expectations," exclaimed Dr. Petros Panagiotidis, Business Systems Manager of Vodafone - Panafon Hellenic. "If we had this solution three years...
Provided by Google
-
White Papers
Video Conferencing Case Study: Georgetown County School District, South Carolina
Sep 2010
Georgetown county school district teaches honors classes, trains staff and conducts virtual field trips with TANDBERG Visual Communications. Determining the right solution for the district...
Provided by TANDBERG, now part of Cisco
-
Whitepapers
A New Signature Scheme Based on Factoring and Discrete Logarithm Problems
Aug 2012
It is well-known that Diffie and Hellman gave the concept of public key cryptography. Since then, several public key cryptosystems based on a hard mathematical problem either factoring or discrete...
Provided by IAES
-
Webcasts
City of Orlando Cuts Costs by 66% by Moving Email and Apps into the Cloud
May 2009
When Conrad Cross, CIO for Orlando, got his budget cut and lost two experienced IT administrators, he knew he had to find another solution to replace the city's legacy email and communications...
Provided by Google
-
White Papers
HIPAA: Standard 164 Electronic Records, Electronic Documents, Digital Signatures
Jan 2009
HIPAA stands for the Health Insurance Portability and Accountability Act of 1996. HIPAA is a federal law that requires companies to adopt administrative, physical and technical measures to protect...
Provided by SoluSoft Technology
-
Whitepapers
Solution Brief: ILOG Solutions for E-Government
Dec 2010
This solution brief explains how IBM ILOG solutions help government agencies accelerate policy implementation, automate key processes, extend legacy systems and reduce development time and risk.
Provided by IBM
-
White Papers
The Power of Proofs-of-Possession: Securing Multiparty Signatures Against Rogue-Key Attacks
Jul 2007
Multiparty signature protocols need protection against rogue-key attacks, made possible whenever an adversary can choose its public key(s) arbitrarily. For many schemes, provable security has only...
Provided by University of California, San Diego
-
White Papers
Cryptographic Agility and Its Relation to Circular Encryption
Mar 2010
The authors initiate a provable-security treatment of cryptographic agility. A primitive (for example PRFs, authenticated encryption schemes or digital signatures) is agile when multiple,...
Provided by University of California, San Diego
-
White Papers
Digital Signature in Insecure Environments
Oct 2007
Due to current legislation the digital signatures can be as valid as the hand written signatures. If the signing environment is compromised there is no way for the signatory to know what he/she is...
Provided by Helsinki University of Technology
-
White Papers
Implementing Cryptography for Packet Level Authentication
Jul 2008
Packet Level Authentication (PLA) is a novel countermeasure against distributed denial-of-service attacks. Each packet sent across a network has a digital signature and public key attached to it,...
Provided by Helsinki University of Technology
-
White Papers
An ID-Based Blind Signature Scheme From Bilinear Pairings
Aug 2010
Blind signatures, introduced by Chaum, allow a user to obtain a signature on a message without revealing anything about the message to the signer. Blind signatures play an important role in plenty...
Provided by Andhra University
-
White Papers
A Strategy of the Electronic Business as a Way to a Successful Competition
Oct 2009
This paper is devoted to discussion of development of the electronic business. The features of the electronic business are described. Some advantages of the electronic business in enterprises are...
Provided by Hannam university
-
White Papers
Modified One Time Pad Data Security Scheme: Random Key Generation Approach
May 2009
In this paper the authors show how the random key stream can be used to create lifetime supply of keys for one time pads. Here the authors provided the practical approach that one can use to set...
Provided by Bharati Vidyapeeth
-
White Papers
Techniques for Validation and Controlled Execution of Processes, Codes and Data: A Survey
May 2010
Various security mechanisms are available to validate, authenticate and permit codes, data and scripts for executing in a computing device. Accordingly, different techniques and tools have been...
Provided by University of Memphis
-
White Papers
Multi-Packet Signature Detection Using Prefix Bloom Filters
Jan 2011
It is now a fact that manual defenses against worm epidemics are not practical. Recently, various automatic worm identification methods are proposed to be deployed at high-speed network nodes to...
Provided by Polytechnic University
-
White Papers
Proposal of a New Efficient Public Key System for Encryption and Digital Signatures
Oct 2007
In this paper a new efficient public key cryptosystem usable for both encryption and digital signatures is presented. Due to its simple structure this public key cipher can be implemented easily...
Provided by WEB.DE
-
White Papers
Ordered Multisignatures and Identity-Based Sequential Aggregate Signatures, With Applications to Secure Routing
Feb 2010
The authors construct two new multiparty digital signature schemes that allow multiple signers to sequentially produce a compact, fixed-length signature. First, the authors introduce a new...
Provided by Stanford University
-
White Papers
Formal Security Treatments for IBE-to-Signature Transformation: Relations Among Security Notions
Nov 2008
In a seminal paper of Identity Based Encryption (IBE), Boneh and Franklin [BF01] mentioned an interesting transform from an IBE scheme to a signature scheme, which was observed by Moni Naor. In...
Provided by Chuo University
-
White Papers
Joint State Theorems for Public-Key Encryption and Digital Signature Functionalities With Local Computation
Apr 2008
Composition theorems in simulation-based approaches allow building complex protocols from sub-protocols in a modular way. However, as first pointed out and studied by Canetti and Rabin, this...
Provided by University of Trier
-
White Papers
On the Theory and Practice of Personal Digital Signatures
Apr 2009
The authors take a step towards a more realistic modeling of personal digital signatures, where a human user, his mobile equipment, his PC and a server are all considered as independent players in...
Provided by University of Aarhus
-
White Papers
On the Security of an Efficient Mobile Authentication Scheme for Wireless Networks
Mar 2010
Rapid development of wireless networks are gradually changing the way the authors live, and security such as authentication of mobile stations is a serious concern for many emerging application....
Provided by Network Center
-
White Papers
Securing BGP Through Keychain-Based Signatures
Jun 2007
As the major component of Internet routing infrastructure, the Border Gateway Protocol (BGP) is vulnerable to malicious attacks. While Secure BGP (S-BGP) provides a comprehensive framework to...
Provided by College of William and Mary
-
Whitepapers
Meeting the unique needs of small and medium size businesses
Mar 2011
With collaborative solutions from IBM, small and midsize businesses can: Stay within budget while delivering best-in-class, collaborative solutions Provide mobile and remote workers with access...
Provided by IBM
-
White Papers
Performance of Batch-Based Digital Signatures
Jan 2011
A Digital Signature is an important type of authentication in a public-key (or asymmetric) cryptographic system, and it is in wide use. The performance of an Internet server computing digital...
Provided by University of Maryland
-
White Papers
On the Development of Digital Signatures for Author Identification
Jul 2007
With the increasing numbers of books converted to a digital format, represented generally with underlying ASCII text, it is now feasible to perform frequency analyses on the components of a book....
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Universal Background Models for Dynamic Signature Verification
Jul 2007
The applicability of Universal Background Models as a score normalization technique is studied for the case of dynamic signature verification. This technique is commonly used in speaker...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
A New Approach to Secure Logging
Feb 2009
The need for secure logging is well-understood by the security professionals, including both re-searchers and practitioners. The ability to efficiently verify all (or some) log entries is...
Provided by Association for Computing Machinery
-
White Papers
On-Line Signature Authentication Using Zernike Moments
Jun 2009
Zernike moments are image descriptors often used in pattern recognition. They offer rotation invariance. In this paper, the authors discuss a novel method of signature authentication using Zernike...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
'Want My Autograph?': The Use and Abuse of Digital Signatures by Malware
Sep 2010
Encryption has always been a part of malware, from basic ROT13 string encoding to multi-layered packing algorithms. However, malware authors have discovered ways to exploit the existing strengths...
Provided by Sophos
-
White Papers
Improving NFA-Based Signature Matching Using Ordered Binary Decision Diagrams
Sep 2010
Network Intrusion Detection Systems (NIDS) make extensive use of regular expressions as attack signatures. Internally, NIDS represent and operate these signatures using finite automata. Existing...
Provided by Rutgers University
-
White Papers
Algorithms and Approaches of Proxy Signature: A Survey
Feb 2008
Digital signature is a cryptographic means through which the authenticity, data integrity and senders non-repudiation can be verified. Typically, digital signature of a document is a piece of...
Provided by Indian Institute of Technology Bombay
-
Whitepapers
Brochure: Simple, cost-effective collaboration and messaging for small and midsize businesses
Apr 2011
With collaborative solutions from IBM, small and midsize businesses can: • Stay within budget while delivering best-in-class, collaborative solutions, • Provide mobile and remote workers with...
Provided by IBM
-
White Papers
Hi-Tech Authentication for Palette Images Using Digital Signature and Data Hiding
Apr 2011
A scheme that integrates digital signature and data hiding to provide hi-tech authentication for palette images is proposed in this paper. The scheme extracts digital signature from the original...
Provided by MANONMANIAM SUNDARANAR UNIVERSITY
-
White Papers
Applications of Multilinear Forms to Cryptography
Jan 2011
The authors study the problem of finding efficiently computable non-degenerate multilinear maps from Gn 1 to G2, where G1 and G2 are groups of the same prime order, and where computing discrete...
Provided by Stanford University
-
Whitepapers
Generating a New Group Digital Signatures
Jul 2012
This paper presents a new method for generating group digital signatures. Because of the importance of digital signatures in electronic management of business's documents, it is important to...
Provided by Journal of Computing
-
Whitepapers
A Novel Unbalanced Tree Structure for Low-Cost Authentication of Streaming Content on Mobile and Sensor Devices
Apr 2012
The authors consider stored content being streamed to a resource-poor device (such as a sensor node or a mobile phone), and address the issue of authenticating such content in real-time at the...
Provided by University of New South Wales
-
Whitepapers
Generic Constructions for Strong Designated Verifier Signature
Mar 2011
A designated verifier signature is a special type of digital signature, which convinces a designated verifier that she has signed a message in such a way that the designated verifier cannot...
Provided by KIPS
-
Whitepapers
Bring your own device: A considered approach
Aug 2012
Consumerisation of IT is rapidly increasing forcing organisations to respond quickly to the use of personal devices within the workplace. A clear need to implement new policies and strategies to...
Provided by Vodafone
-
Whitepapers
Identity Based Color Image Cryptography
May 2011
An Identity based cryptography based on visual cryptography scheme was proposed for protecting color image. A color image to be protected and authentic entities such as account number, password,...
Provided by International Journal of Computer Technology and Applications
-
Whitepapers
A Comparative Study of Cryptosystems With Elliptic Curve Cryptography Using Digital Signature
Feb 2012
Elliptic Curve Cryptography (ECC) is coming forth as an attractive public key cryptosystem for mobile/wireless environments compared to conventional cryptosystems like RSA and DSA. ECC provides...
Provided by International Journal of Computer Technology and Applications
-
Whitepapers
Genpact ensures contract compliance that created incremental revenue of $42M over next 10 years of a contract for a global aviation company
Aug 2012
A global Aviation engine services company based out of US, providing Long term Contractual services solutions covering engine maintenance and/or materials (spares, repair). Genpact started the...
Provided by Genpact
-
Whitepapers
Complimentary SuccessFactors White Paper: The Cloud: When & Why?
Jul 2012
When it comes to evaluating software investment decisions, such as on- premise vs. cloud-based solutions, many factors must be considered. In particular, pay attention to four key areas: support...
Provided by SuccessFactors
-
Whitepapers
Public Key Encryption Algorithms for Digital Information Exchange
Sep 2011
In this paper, the authors have discussed Public Key Encryption, its use in information Encryption, Digital Signature and Key Agreement. This paper discusses some public key algorithms such as...
Provided by International Journal on Computer Science and Technology (IJCST)
-
Whitepapers
Multilayer Security Mechanism in Computer Networks
Dec 2011
In multilayered security infrastructure, the layers are projected in a way that vulnerability of one layer could not compromise the other layers and thus the whole system is not vulnerable. This...
Provided by International Journal of Computer Networks and Wireless Communications (IJCNWC)
-
Whitepapers
Signcryption Scheme Based on SCHNORR Digital Signature
Jan 2012
The paper is structured in seven parts, as follows. Signcryption and its properties definitions are contained in the first part. Also here, in introduction, are presented the practical...
Provided by University of Bucharest
-
White Papers
Computation of Private Key Based on Divide-By-Prime for Luc Cryptosystems
Feb 2012
Public key cryptosystem is a way that is used a secret communication between the sender and receiver, without needing for a secret key exchange and it can used for create a digital signature....
Provided by Science Publications
-
White Papers
Elliptic Curve Cryptographic Algorithm
Apr 2012
This paper deals with an implementation of Elliptic Curve Cryptography Algorithm. The implementation includes Diffie Hellman Key Exchange and the Digital Signature Algorithm. This paper gives an...
Provided by Universal Association of Computer and Electronics Engineers
-
Whitepapers
Businesses are ready for a new approach to IT
May 2012
Today's businesses need simpler more efficient and flexible computing models. The IBM PureSystems family is comprised of platform systems and infrastructure systems that include built-in patterns...
Provided by IBM
-
White Papers
Digital Signatures for Admittance Control in the Optimized Link State Routing Protocol
Feb 2010
Public community Mobile Ad Hoc NETworks (MANETs), such as the "Funkfeuer" or "Freifunk" networks, scale up to several hundreds of routers, connecting users with each other, and with the Internet....
Provided by INRIA
-
White Papers
Digital Signature for Mobile Devices: A New Implementation and Evaluation
Jun 2011
This paper presents a new implementation and evaluation of digital signature for mobile devices. This digital signature system takes into account the device limitations and thus generates a...
Provided by University of Sao Paulo
-
White Papers
Efficient and Fair Exchange of Digital Signatures Based on RSA Algorithm
Mar 2012
A fair contract-signing protocol allows two potentially mistrusted parities to exchange their commitments (i.e., digital signatures) to an agreed contract over the Internet in a fair way, so that...
Provided by International Journal of Computer Technology and Applications
-
White Papers
Provably Secure Generic Construction of Certificate Based Signature From Certificateless Signature in Standard Model
Feb 2012
Similar to certificateless cryptography, certificate-based cryptography is another novel public key setting which combines the merits of traditional Public Key Cryptography (PKC) and...
Provided by Shanghai Jiao Tong University
-
White Papers
Signature Schemes Secure Against Hard-to-Invert Leakage
Jan 2012
In the auxiliary input model an adversary is allowed to see a computationally hard-to-invert function of the secret key. The auxiliary input model weakens the bounded leakage assumption commonly...
Provided by Aarhus University
-
White Papers
Waters Signatures With Optimal Security Reduction
Jan 2012
Waters signatures (Eurocrypt 2005) can be shown existentially unforgeable under chosen-message attacks under the assumption that the computational Diffie-Hellman problem in the underlying...
Provided by Karlsruhe Institute of Technology (KIT)
-
White Papers
Ensuring Authentication and Integrity of Open Source Software Using Digital Signature
Dec 2011
A group of programmers participate in the development of Open Source Software and its source code is publically made available for review, reporting, fixing bugs and enhancing its functionalities....
Provided by International Journal of Computer Applications
-
White Papers
Certificateless Multi-Proxy Signature
Jun 2010
Multi-proxy signature is a scheme that an original signer authorizes a proxy group as his proxy agent and later only the cooperation of all proxy signers in the proxy group could sign messages on...
Provided by Reed Elsevier
-
White Papers
Bayesian Hill-Climbing Attack and Its Application to Signature Verification
Sep 2008
A general hill-climbing attack algorithm based on Bayesian adaption is presented. The approach uses the scores provided by the matcher to adapt a global distribution computed from a development...
Provided by Springer Science+Business Media
-
White Papers
Biometric Hashing Based on Genetic Selection and Its Application to On-Line Signatures
Sep 2008
The authors present a general biometric hash generation scheme based on vector quantization of multiple feature subsets selected with genetic optimization. The quantization of subsets overcomes...
Provided by Springer Science+Business Media
-
White Papers
Signature Verification on Handheld Devices
Sep 2009
Signature verification for handheld devices (e.g. smartphones, PDAs, etc.) as an authentication method is studied. Signature can be used to authenticate users in mobile networks for secure...
Provided by Universidad Autonoma de Madrid
-
White Papers
Performance and Robustness: A Trade-Off in Dynamic Signature Verification
May 2008
A performance and robustness study for on-line signature verification is presented. Experiments are carried out on the MCYT database comprising 16,500 signatures from 330 subjects, which are...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Towards Mobile Authentication Using Dynamic Signature Verification: Useful Features and Performance Evaluation
Jan 2009
The proliferation of handheld devices such as PDAs and smartphones represents a new scenario for automatic signature verification. Traditionally, research on signature verification has been...
Provided by Institute of Electrical and Electronics Engineers
-
Whitepapers
The Right Way to Prove Identity & Establish Trust
Nov 2009
Right now, someone's logging into your network and accessing proprietary information. Are you sure you know who it is? Ensuring the identity of the person(s) trying to access your network is...
Provided by Quest Software, now a part of Dell
-
White Papers
Detecting Malicious Codes: A Signature-Based Solution
Jan 2012
Malicious codes are one of the most destructive pieces of software that can attack a computer or network. The authors' are self-duplicating and self-propagating, so their behavior is repetitive...
Provided by International Association of Computer Science & Information Technology (IACSIT)
-
White Papers
A New Digital Signature Algorithm
May 2011
Digital signature schemes are commonly used as primitives in cryptography protocols. Some applications like multi agent systems transfer messages with low size and capacity. In this paper, the...
Provided by International Association for Bear Research & Management
-
White Papers
Performance Comparison of Elliptical Curve and RSA Digital Signature on ARM7
Jan 2012
The increasing use of network-connected embedded devices and online transactions creates a growing demand of network security for embedded systems. The security requirements, such as...
Provided by International Association of Computer Science & Information Technology (IACSIT)
-
White Papers
Implementation of Elliptic Curve Digital Signature Algorithm
May 2010
The Elliptic Curve Digital Signature Algorithm (ECDSA) is the elliptic curve analogue of the Digital Signature Algorithm (DSA). It was accepted in 1999 as an ANSI standard, and was accepted in...
Provided by International Journal of Computer Applications
-
White Papers
The Design of Multi-Signature Certification Algorithm Protocol in Emergency Response System
Jul 2010
The safe exchange of information is one of the key issues in electronic emergency command system; in view of this, the needs of information exchange in the emergency system were introduced; the...
Provided by Academy Publisher
-
White Papers
An ECC-Based Blind Signature Scheme
Aug 2010
Cryptography is increasingly applied to the E-commerce world, especially to the untraceable payment system and the electronic voting system. Protocols for these systems strongly require the...
Provided by Academy Publisher
-
White Papers
ElGamal Digital Signature Algorithm of Adding a Random Number
May 2011
As for the problem that ElGamal digital signature scheme's security is constantly being challenged and increasingly becomes increasingly serious, an improved ElGamal digital signature algorithm is...
Provided by Academy Publisher
-
White Papers
New Public-Key Cryptosystem Based on Two-Dimension DLP
Jan 2012
The asymmetric cryptosystem plays an important role in the cryptology nowadays. It is widely used in the fields of data encryption, digital watermarking, digital signature, secure network...
Provided by Academy Publisher
-
White Papers
WormShield: Fast Worm Signature Generation With Distributed Fingerprint Aggregation
Jun 2007
Fast and accurate generation of worm signatures is essential to contain zero-day worms at the Internet scale. Recent work has shown that signature generation can be automated by analyzing the...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Spam Weeding, Detection and Filtering on P2P System
Oct 2011
Domain Keys Identified Mail (DKIM) defines a mechanism for using digital signatures on E-Mail at the domain level, allowing the receiving domain to confirm that E-Mail came from the domain it...
Provided by International Journal of Computer Science and Information Technologies
-
White Papers
A New Digital Signature Algorithm Similar to ELGamal Type
Mar 2010
Application of digital signature technology becomes more extensive, but many exposed digital signature algorithms have increasingly revealed some shortcomings and deficiencies. Aiming directly at...
Provided by Academy Publisher
-
White Papers
An Implicit ELGamal Digital Signature Scheme
Jul 2011
This paper introduced a detail ElGamal digital signature scheme, and mainly analyzed the existing problems of the ElGamal digital signature scheme. Then improved the scheme according to the...
Provided by Academy Publisher
-
White Papers
The Power of Proofs-of-Possession: Securing Multiparty Signatures Against Rogue-Key Attacks
Jul 2007
Multiparty signature protocols need protection against rogue-key attacks, made possible whenever an adversary can choose its public key(s) arbitrarily. For many schemes, provable security has only...
Provided by University of California, San Diego
-
White Papers
Cryptographic Agility and Its Relation to Circular Encryption
Mar 2010
The authors initiate a provable-security treatment of cryptographic agility. A primitive (for example PRFs, authenticated encryption schemes or digital signatures) is agile when multiple,...
Provided by University of California, San Diego
-
White Papers
Digital Signature in Insecure Environments
Oct 2007
Due to current legislation the digital signatures can be as valid as the hand written signatures. If the signing environment is compromised there is no way for the signatory to know what he/she is...
Provided by Helsinki University of Technology
-
White Papers
Implementing Cryptography for Packet Level Authentication
Jul 2008
Packet Level Authentication (PLA) is a novel countermeasure against distributed denial-of-service attacks. Each packet sent across a network has a digital signature and public key attached to it,...
Provided by Helsinki University of Technology
-
White Papers
An ID-Based Blind Signature Scheme From Bilinear Pairings
Aug 2010
Blind signatures, introduced by Chaum, allow a user to obtain a signature on a message without revealing anything about the message to the signer. Blind signatures play an important role in plenty...
Provided by Andhra University
-
White Papers
A Strategy of the Electronic Business as a Way to a Successful Competition
Oct 2009
This paper is devoted to discussion of development of the electronic business. The features of the electronic business are described. Some advantages of the electronic business in enterprises are...
Provided by Hannam university
-
White Papers
Modified One Time Pad Data Security Scheme: Random Key Generation Approach
May 2009
In this paper the authors show how the random key stream can be used to create lifetime supply of keys for one time pads. Here the authors provided the practical approach that one can use to set...
Provided by Bharati Vidyapeeth
-
White Papers
Techniques for Validation and Controlled Execution of Processes, Codes and Data: A Survey
May 2010
Various security mechanisms are available to validate, authenticate and permit codes, data and scripts for executing in a computing device. Accordingly, different techniques and tools have been...
Provided by University of Memphis
-
White Papers
Multi-Packet Signature Detection Using Prefix Bloom Filters
Jan 2011
It is now a fact that manual defenses against worm epidemics are not practical. Recently, various automatic worm identification methods are proposed to be deployed at high-speed network nodes to...
Provided by Polytechnic University
-
White Papers
Proposal of a New Efficient Public Key System for Encryption and Digital Signatures
Oct 2007
In this paper a new efficient public key cryptosystem usable for both encryption and digital signatures is presented. Due to its simple structure this public key cipher can be implemented easily...
Provided by WEB.DE
-
White Papers
Ordered Multisignatures and Identity-Based Sequential Aggregate Signatures, With Applications to Secure Routing
Feb 2010
The authors construct two new multiparty digital signature schemes that allow multiple signers to sequentially produce a compact, fixed-length signature. First, the authors introduce a new...
Provided by Stanford University
-
White Papers
Formal Security Treatments for IBE-to-Signature Transformation: Relations Among Security Notions
Nov 2008
In a seminal paper of Identity Based Encryption (IBE), Boneh and Franklin [BF01] mentioned an interesting transform from an IBE scheme to a signature scheme, which was observed by Moni Naor. In...
Provided by Chuo University
-
White Papers
Joint State Theorems for Public-Key Encryption and Digital Signature Functionalities With Local Computation
Apr 2008
Composition theorems in simulation-based approaches allow building complex protocols from sub-protocols in a modular way. However, as first pointed out and studied by Canetti and Rabin, this...
Provided by University of Trier
-
White Papers
On the Theory and Practice of Personal Digital Signatures
Apr 2009
The authors take a step towards a more realistic modeling of personal digital signatures, where a human user, his mobile equipment, his PC and a server are all considered as independent players in...
Provided by University of Aarhus
-
White Papers
On the Security of an Efficient Mobile Authentication Scheme for Wireless Networks
Mar 2010
Rapid development of wireless networks are gradually changing the way the authors live, and security such as authentication of mobile stations is a serious concern for many emerging application....
Provided by Network Center
-
White Papers
Securing BGP Through Keychain-Based Signatures
Jun 2007
As the major component of Internet routing infrastructure, the Border Gateway Protocol (BGP) is vulnerable to malicious attacks. While Secure BGP (S-BGP) provides a comprehensive framework to...
Provided by College of William and Mary
-
Whitepapers
Meeting the unique needs of small and medium size businesses
Mar 2011
With collaborative solutions from IBM, small and midsize businesses can: Stay within budget while delivering best-in-class, collaborative solutions Provide mobile and remote workers with access...
Provided by IBM
-
White Papers
Performance of Batch-Based Digital Signatures
Jan 2011
A Digital Signature is an important type of authentication in a public-key (or asymmetric) cryptographic system, and it is in wide use. The performance of an Internet server computing digital...
Provided by University of Maryland
-
White Papers
On the Development of Digital Signatures for Author Identification
Jul 2007
With the increasing numbers of books converted to a digital format, represented generally with underlying ASCII text, it is now feasible to perform frequency analyses on the components of a book....
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Universal Background Models for Dynamic Signature Verification
Jul 2007
The applicability of Universal Background Models as a score normalization technique is studied for the case of dynamic signature verification. This technique is commonly used in speaker...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
A New Approach to Secure Logging
Feb 2009
The need for secure logging is well-understood by the security professionals, including both re-searchers and practitioners. The ability to efficiently verify all (or some) log entries is...
Provided by Association for Computing Machinery
-
White Papers
On-Line Signature Authentication Using Zernike Moments
Jun 2009
Zernike moments are image descriptors often used in pattern recognition. They offer rotation invariance. In this paper, the authors discuss a novel method of signature authentication using Zernike...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
'Want My Autograph?': The Use and Abuse of Digital Signatures by Malware
Sep 2010
Encryption has always been a part of malware, from basic ROT13 string encoding to multi-layered packing algorithms. However, malware authors have discovered ways to exploit the existing strengths...
Provided by Sophos
-
White Papers
Improving NFA-Based Signature Matching Using Ordered Binary Decision Diagrams
Sep 2010
Network Intrusion Detection Systems (NIDS) make extensive use of regular expressions as attack signatures. Internally, NIDS represent and operate these signatures using finite automata. Existing...
Provided by Rutgers University
-
White Papers
Algorithms and Approaches of Proxy Signature: A Survey
Feb 2008
Digital signature is a cryptographic means through which the authenticity, data integrity and senders non-repudiation can be verified. Typically, digital signature of a document is a piece of...
Provided by Indian Institute of Technology Bombay
-
Whitepapers
Brochure: Simple, cost-effective collaboration and messaging for small and midsize businesses
Apr 2011
With collaborative solutions from IBM, small and midsize businesses can: • Stay within budget while delivering best-in-class, collaborative solutions, • Provide mobile and remote workers with...
Provided by IBM
-
White Papers
Hi-Tech Authentication for Palette Images Using Digital Signature and Data Hiding
Apr 2011
A scheme that integrates digital signature and data hiding to provide hi-tech authentication for palette images is proposed in this paper. The scheme extracts digital signature from the original...
Provided by MANONMANIAM SUNDARANAR UNIVERSITY
-
White Papers
Applications of Multilinear Forms to Cryptography
Jan 2011
The authors study the problem of finding efficiently computable non-degenerate multilinear maps from Gn 1 to G2, where G1 and G2 are groups of the same prime order, and where computing discrete...
Provided by Stanford University
-
White Papers
Aggregate and Verifiably Encrypted Signatures From Bilinear Maps
Jan 2011
An aggregate signature scheme is a digital signature that supports aggregation: Given n signatures on n distinct messages from n distinct users, it is possible to aggregate all these signatures...
Provided by Stanford University
-
White Papers
Identity Based Strong Designated Verifier Parallel Multi-Proxy Signature Scheme
Apr 2009
Shamir in 1985 introduced the concept of IDentity(ID) based cryptosystems where, a users public key is derived from his identity and the corresponding private key is generated by a trusted third...
Provided by Cornell University
-
White Papers
Some Proxy Signature and Designated Verifier Signature Schemes Over Braid Groups
Apr 2009
Braid groups have recently attracted the attention of many cryptographers. These highly non-commutative groups are useful to construct cryptosystems. They provide numerous mathematical hard...
Provided by Cornell University
-
White Papers
Iterative Method for Improvement of Coding and Decryption
Jul 2009
Cryptographic check values (digital signatures, MACs and H-MACs) are useful only if they are free of errors. For that reason all of errors in cryptographic check values should be corrected after...
Provided by University of Siegen
-
White Papers
Dynamic IdP Signature Processing by Fast Elimination Using DFA
Jul 2009
Intrusion Detection & Prevention Systems (IDPS) generally aim at detecting/preventing attacks against Information systems and networks. The basic task of IDPS is to monitor network & system...
Provided by AIRCC
-
White Papers
On the Security of the Winternitz One-Time Signature Scheme
Apr 2011
The authors show that the Winternitz one-time signature scheme is existentially unforgeable under adaptive chosen message attacks when instantiated with a family of pseudo random functions....
Provided by Technische Universitat Darmstadt
-
White Papers
Physical Turing Machines and the Formalization of Physical Cryptography
Apr 2011
Physical Cryptography (PhC) is a recently emerging form of cryptography and security. Central to this young field are not the mathematical properties of certain cryptographic functions (such as...
Provided by Technische Universität München
-
White Papers
Designated Confirmer Signatures With Unified Verification
Mar 2011
After the introduction of Designated Confirmer Signatures (DCS) by Chaum in 1994, considerable researches have been done to build generic schemes from standard digital signatures and construct...
Provided by University of Birmingham
-
White Papers
An efficient certificateless short signature scheme from pairings
Apr 2011
To avoid the inherent key escrow problem in ID-based public key cryptosystem, Al-Riyami and Paterson introduced a new approach called certificateless public key cryptography. Recently, several...
Provided by Wuhan University
-
White Papers
High-speed Hardware Implementation of Rainbow Signatures on FPGAs
Apr 2011
The authors propose a new efficient hardware implementation of Rain-bow signature scheme. They enhance the implementation in three directions. First, they develop a new parallel hardware design...
Provided by South China University of Technology
-
White Papers
Bounded Vector Signatures and Their Applications
Mar 2011
Although malleability is undesirable in traditional digital signatures, schemes with limited malleability properties enable interesting functionalities that may be impossible to obtain otherwise...
Provided by Association for Computing Machinery
-
White Papers
Unconditionally Secure Signature Schemes Revisited
Mar 2011
Unconditionally Secure Signature (USS) schemes provide the ability to electronically sign documents without the reliance on computational assumptions needed in traditional digital signatures....
Provided by University of Waterloo
