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IT Security
Selena Frye
TechRepublic Staff
Selena Frye
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How to track down malware from your firewall with basic tools
Alfonso Barreiro covers the basics of detecting a malware threat and investigating it with freely available tools like netstat and procmon. Here is an example of the process.
Posted by Alfonso Barreiro | September 12, 2011, 6:00 AM PDT | Latest comment by leo8888
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Don't get stung by SQL Injection attacks
SQL Injection is no new arrival on the scene, yet high-profile attacks still occur. Alfonso Barreiro lists the basic measures to take to help mitigate the threat.
Posted by Alfonso Barreiro | September 6, 2011, 12:48 PM PDT | Latest comment by DLClark
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Search-query hijacks and redirection: What you need to know
Do you trust the results returned from your chosen search engine? Michael Kassner looks into search engine hijacking and redirection.
Posted by Michael Kassner | September 6, 2011, 6:12 AM PDT | Latest comment by JCitizen
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Unsecured connections: Checking the basics
The sheer number of connections we make every day using common programs and protocols multiplies the risk that basic security is overlooked.
Posted by Patrick Lambert | September 1, 2011, 12:00 PM PDT | Latest comment by seanferd
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Protecting the blind side: Invest in security awareness to protect data
Dominic Vogel crafts an apt football analogy to underscore the importance of investing in security awareness training for employees. Not doing so could undo all of your high-dollar tech solutions.
Posted by Dominic Vogel | August 30, 2011, 6:40 AM PDT | Latest comment by birumut
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Security Daily: A new way to aggregate InfoSec news
Security Daily uses unique Swiss technology to supply information security news. And it's based on tweets and hashtags.
Posted by Michael Kassner | August 30, 2011, 6:00 AM PDT | Latest comment by Michael Kassner
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Balancing the needs for online advertising and privacy
Michael Kassner gets schooled on issues surrounding the advertising versus privacy debate. It's not as black and white as you might think.
Posted by Michael Kassner | August 29, 2011, 7:18 AM PDT | Latest comment by birumut
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(Cyber) Rebels with a cause
Cyber civil disobedience is a concept that is increasingly in the news as high-profile protests and attacks proliferate. Deb Shinder looks at the new "hacktivism" and the line between crime and...
Posted by Deb Shinder | August 22, 2011, 11:42 AM PDT | Latest comment by seanferd
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Back to basics: A four phase approach to patch management
Alfonso Barreiro addresses one of the most common risk mitigation tools in every organization -- patch management. He presents a four-phase approach that will help you create your own patch...
Posted by Alfonso Barreiro | August 22, 2011, 6:00 AM PDT | Latest comment by Charles Bundy
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Android's permission system: Does it really work?
Under certain conditions, Android allows applications to sidestep permissions. The bad guys probably know which ones. Do you?
Posted by Michael Kassner | August 20, 2011, 1:43 PM PDT | Latest comment by ohhoes
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Kaspersky disputes McAfee's Shady Rat report
Eugene Kaspersky's rebuttal of McAfee's Shady Rat report is stirring some controversy in the security industry. Read why he thinks the report is "alarmist" and spreading unfounded claims.
Posted by Selena Frye | August 18, 2011, 1:47 PM PDT | Latest comment by Charles Bundy
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Six stages of malware response: Streamline your approach
Dominic Vogel is a rookie security guy making his way in a corporate setting. Here, he offers his streamlined approach to malware response, and the important things you can learn from this routine...
Posted by Dominic Vogel | August 17, 2011, 11:19 AM PDT | Latest comment by AnsuGisalas
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LinkedIn: Surprise changes to defaults affect your privacy
Do you know what Social Advertising is? If you use LinkedIn, you may already be part of it. Michael Kassner sorts out LinkedIn's privacy policy and suggests settings you may want to change.
Posted by Michael Kassner | August 12, 2011, 10:30 AM PDT | Latest comment by Michael Kassner
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The great debate on strong passwords: xkcd weighs in
The xkcd web comic offers a humorous snapshot of the value of security advice about password strength over the years. This might be a good one to pin up in your office.
Posted by Selena Frye | August 11, 2011, 1:01 PM PDT | Latest comment by wendygoerl@...
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And now, an important message from Anonymous
Anonymous has declared war on Facebook with a video that threatens some kind of operation on November 5, 2011. Cyberthreat or PSA about guarding your privacy with more zeal?
Posted by Selena Frye | August 10, 2011, 7:14 AM PDT | Latest comment by HAL 9000
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Deb does DEFCON: Hacking conference tackles cyberwar and civil liberties
There's a little more rebellion and fun among the free spirits at DEFCON after the more buttoned-down BlackHat, according to Deb Shinder. But the topics are serious business.
Posted by Deb Shinder | August 8, 2011, 1:06 PM PDT | Latest comment by hippiekarl
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Crimeware subverts mobile OSs: Is Android next?
Believe two-factor authentication using SMS texts is secure? Think again. Michael Kassner reports that Zeus malware now has a smartphone partner called Zitmo.
Posted by Michael Kassner | August 8, 2011, 6:29 AM PDT | Latest comment by JCitizen
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Black Hat demo shows vulnerability of insulin pumps to remote attack
Security analyst Jerome Radcliffe had good reason to research the vulnerability of insulin pumps and similar medical devices to remote attack -- he's a diabetic. What he found out is pretty scary.
Posted by Selena Frye | August 5, 2011, 11:14 AM PDT | Latest comment by thegeekdiddy
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Wrapping up Black Hat 2011 with Robert Clark of the U.S. Cyber Command
Deb Shinder reports from Black Hat 2011. On day two, she attended a talk on cyberlaw issues given by Robert Clark of U.S. Army Cyber Command.
Posted by Deb Shinder | August 5, 2011, 9:12 AM PDT
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Day two of Black Hat 2011: Peiter (Mudge) Zatko
Deb Shinder reports on Peiter Zatko's address from Black Hat 2011, where he talked about system complexity and increasing attack surfaces.
Posted by Deb Shinder | August 4, 2011, 2:25 PM PDT
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List open ports and listening services
You should turn off any services you don't actually need so that they will not become avenues of attack for security threats. Different systems will have different services running by default,...
Posted by Chad Perrin | April 15, 2008, 8:47 PM PDT | Latest comment by jackhard
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Hackers: From innocent curiosity to illegal activity
Researchers asked why talented youth skilled in "computerese" evolve into criminal hackers. Michael P. Kassner explains their unexpected results.
Posted by Michael Kassner | May 6, 2013, 7:59 AM PDT | Latest comment by mattohare@...
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DropSmack: Using Dropbox to steal files and deliver malware
Michael P. Kassner interviews a digital forensic scientist who uses Dropbox to compromise targeted networks -- something the bad guys probably figured out as well.
Posted by Michael Kassner | April 15, 2013, 7:46 AM PDT | Latest comment by Michael Kassner
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Cloud-service contracts and data protection: Unintended consequences
There are things your cloud-service (Facebook, Amazon, Google, Dropbox, etc.) contracts aren't telling you. Michael P. Kassner interviews an attorney concerned about what's not being said.
Posted by Michael Kassner | May 13, 2013, 11:52 AM PDT | Latest comment by Michael Kassner
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Battling the Google Redirect virus
Consultant Bob Eisenhardt recounts his frustrating experience trying to track down and get rid of a client's search-redirect virus. Here's how he finally ditched it.
Posted by Bob Eisenhardt | January 2, 2013, 10:56 AM PST | Latest comment by Jane3344
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Understanding what motivates Chinese hackers
Michael P. Kassner, with the help of a noted academic and author, looks at what motivates Chinese hackers. It may not be what you think.
Posted by Michael Kassner | April 22, 2013, 10:16 AM PDT | Latest comment by HAL 9000
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BoxCryptor vs. DropSmack: The battle to secure Dropbox
Can DropSmack malware be stopped? Michael P. Kassner asks the creators of BoxCryptor if it is up to the task of securing the Dropbox file-synchronization service.
Posted by Michael Kassner | April 29, 2013, 10:30 AM PDT | Latest comment by Michael Kassner
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How to spoof a MAC address
MAC address filtering for wireless networking isn't real "security". Anyone who pays any attention to current trends in wireless security at all should know that MAC filtering is less effective...
Posted by Chad Perrin | January 22, 2008, 1:28 PM PST | Latest comment by Doug Vitale
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Running the gauntlet: Tips for achieving your CISSP
One of the most highly regarded security certifications is the CISSP. Dominic Vogel offers these nine tips for becoming certified based on his own experience.
Posted by Dominic Vogel | April 23, 2013, 5:30 AM PDT | Latest comment by JCitizen
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The basics of using a proxy server for privacy and security
Patrick Lambert goes over the basics of how proxy servers work and why they are used to add security and privacy.
Posted by Patrick Lambert | December 5, 2012, 6:30 AM PST | Latest comment by Tony Hopkinson
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DDoS attack methods and how to prevent or mitigate them
Patrick Lambert covers the various methods attackers use to launch distributed denial of service attacks, and the precautions you can take to prevent or at least, mitigate these types of events.
Posted by Patrick Lambert | October 15, 2012, 11:24 AM PDT
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Aaron Swartz legacy lives on with New Yorker's Strongbox: How it works
Strongbox was Aaron Swartz's final project. Michael P. Kassner explains why The New Yorker requested a way to keep sources and their information secret.
Posted by Michael Kassner | May 20, 2013, 7:17 AM PDT | Latest comment by tylerpitchford
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Software-Defined Networking: How it affects network security
SDN technology is set to rewrite the book of networking. Michael P. Kassner looks into how SDN will improve security, and where it's vulnerable.
Posted by Michael Kassner | April 8, 2013, 7:13 AM PDT | Latest comment by Michael Kassner
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Use PuTTY as a secure proxy on Windows
Last month, I wrote about using OpenSSH as a secure Web proxy on UNIX and Linux systems. This time, I'll show you how to do the same thing on Microsoft Windows using PuTTY -- probably the single...
Posted by Chad Perrin | March 10, 2008, 4:30 PM PDT | Latest comment by abaabaa
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Dropbox: Convenient? Absolutely, but is it secure?
A potential security lapse and possibly misleading statements are plaguing Dropbox, a hugely popular file-syncing app. What are the issues and is concern justified?
Posted by Michael Kassner | June 13, 2011, 8:03 AM PDT | Latest comment by kprivigyi@...
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The future of IT security compliance: 201 CMR 17.00
Why should you be concerned about a security rule that is part of the State law of Massachusetts -- especially if you aren't in business there? Donovan Colbert explains how compliance regulations...
Posted by Donovan Colbert | April 30, 2013, 6:00 AM PDT | Latest comment by dcolbert@...
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Security lessons from the 2013 Verizon Data Breach Report
Verizon's latest report on data breach statistics offers security pros a guide to the most persistent threats and where attention should be focused to defend against them.
Posted by Alfonso Barreiro | May 15, 2013, 6:00 AM PDT
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Hacker vs. cracker
The word "hacker" gets used in a pejorative sense by journalists an awful lot. Some people think this is perfectly reasonable; others find it offensive, and recommend an alternative term for that...
Posted by Chad Perrin | April 17, 2009, 1:20 PM PDT | Latest comment by wizard57m-cnet
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New McAfee patent hints at a more walled-off online world
A McAfee patent hints at content filtering at the user level in order to block sites that offer pirated content.
Posted by Patrick Lambert | May 3, 2013, 9:00 AM PDT | Latest comment by public_domain
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10 services to turn off in MS Windows XP
As I pointed out on 19 October, in point number four of the article 10 security tips for all general-purposes OSes, an important step in the process of securing your system is to shut down...
Posted by Chad Perrin | November 7, 2007, 10:02 AM PST | Latest comment by JonB2008
