Karl Greenberg, Author at TechRepublic

Karl Greenberg

Latest from Karl Greenberg

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Security

As a cybersecurity blade, ChatGPT can cut both ways

The cybersecurity implications of ChatGPT are vast, especially for email exploits, but putting up guardrails, flagging elements of phishing emails that it doesn’t touch and using it to train itself could help boost defense.

Security

SimSpace CEO brings dogfight mentality to terra firma for IT cybersecurity training

William “Hutch” Hutchison, founder and CEO of SimSpace, speaks with Karl Greenberg about the virtues of cyber ranges in training IT teams, and SimSpace’s own specialty: Digital-twin based ranges that the firm provides to NATO governments worldwide, including security teams in Ukraine.

Security

Recent 2022 cyberattacks presage a rocky 2023

A spate of zero-day exploits against Twitter, Rackspace and others late last year showed the limits of a cybersecurity workforce under duress, a step behind and understaffed with some 3.4 million vacant seats.

Two interlocking keys representing encryption over a background of machine code. — Image: faithie/Adobe Stock

Security

Cloud email services bolster encryption against hackers

Google, Microsoft and Proton launched new end-to-end encryption products to confront the 50% increase in ransomware, phishing and other email-vector attacks from the first half of 2022.

Software

Gusto vs QuickBooks Payroll: Which Software Is Better for 2023?

Payroll processing can be painful for SMBs. Luckily, there are highly versatile, subscription-based software services in the cloud. We look at two of the consistent winners.

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Developer

GitHub offers secret scanning for free

The open source software development service has made it easier for developers using its public repositories to keep coding secrets and tokens close to the chest.

Security

Ransomware, DDoS see major upsurge led by upstart hacker group

Cyber threat actors Cuba and Royal are driving a 41% boom in ransomware and other attacks hitting industry and consumer goods and services.

Security

Study: Consumer security savvy is way behind IoT threat landscape

A new Comcast study hints at a major risk to businesses, governments and public systems due to poor cybersecurity in the booming Internet of Things industry.

A bad password written on a paper with marker. — Image: Vitalii Vodolazskyi/Adobe Stock

Security

Security alert: Use these most popular passwords at your peril

Yes, there’s a good chance “123456” is the code to the restroom at your local Starbucks, but it is also the second most popular password worldwide, according to a new study by password manager NordPass. That can’t be good.

Writing programming functions on laptop. New technology revolution. Source code close-up. Big data and Internet of things trend. Coding hacker concept. JavaScript code in text editor. — Image: maciek905/Adobe Stock

Security

Open source code for commercial software applications is ubiquitous, but so is the risk

As the SolarWinds and Log4j hacks show, vulnerabilities in open source software used in application development can open doors for attackers with vast consequences. A new study looks at the open source community’s efforts to “credit-rate” the risk.

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PURPOSE To take some of the effort out of writing (and rewriting) emails to share with company staff and executives, TechRepublic Premium has assembled basic templates to handle the most common types of communications. Simply copy the text into your favorite word processor and customize it to fit your needs. Then, paste it into an ...

PURPOSE The purpose of this policy from TechRepublic Premium is to provide guidelines for developing mobile applications from a security, procedural and best practices standpoint. While it contains technical guidelines, it is not intended to serve as a programming guide but as a framework for operations. This policy can be customized as needed to fit ...

Karl Greenberg

As a cybersecurity blade, ChatGPT can cut both ways

SimSpace CEO brings dogfight mentality to terra firma for IT cybersecurity training

Recent 2022 cyberattacks presage a rocky 2023

Cloud email services bolster encryption against hackers

Gusto vs QuickBooks Payroll: Which Software Is Better for 2023?

GitHub offers secret scanning for free

Ransomware, DDoS see major upsurge led by upstart hacker group

Study: Consumer security savvy is way behind IoT threat landscape

Security alert: Use these most popular passwords at your peril

Open source code for commercial software applications is ubiquitous, but so is the risk

Media disposal policy

IT email templates: Upcoming software release

Mobile app development policy

New client audit checklist