Posts of last few hours

Websites that rely on Let’s Encrypt will soon have to renew their TLS certificates more often. Starting February 10, 2027, the certificate authority will issue certificates valid for 64 days by default, down from 90 days. Subscribers who already use Let’s Encrypt’s optional 45-day or 6-day certificates are not affected. The organization expects the last 90-day certificate to expire on May 11, 2027, and will not revoke any valid certificates during the transition. Why the … More →

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In this Help Net Security interview, Akshay Joshi, Head of the Centre for Cybersecurity at the World Economic Forum, talks about how AI, geopolitics and industrialized fraud are changing cyber risk. He discusses findings from the Global Cybersecurity Outlook 2026, including that CEOs now rank cyber-enabled fraud above ransomware as their top concern. Joshi explains the widening resilience gap between large and small organizations and between regions, the role of skills shortages, and what public-private … More →

The post Geopolitics and the cyber resilience gap belong in your threat model appeared first on Help Net Security.

AWS released Strands Box, an open source sandbox for AI agents that pairs operating-system isolation with rules that can weigh what an agent has already done before letting it act again. Box is in developer preview and runs on Macs with Apple silicon, with Linux support planned. If you run coding assistants, you’re familiar with the problem Strands Box targets. Agents read files, run shell commands, execute code they wrote and call APIs, and many … More →

The post Strands Box: Open-source sandbox for AI agents appeared first on Help Net Security.

Researchers at Northwestern University tested AI coding agents on 112 real security bugs. They found that a patch which stops a crash often fails the checks the project’s maintainers wrote for the fix. With Claude Opus 4.7, third of the patches that made the crash go away still failed those maintainer tests. If you’re thinking about letting an AI tool patch vulnerabilities for you, this is the number to look at. Many security patching benchmarks … More →

The post AI vulnerability patching has a grading problem appeared first on Help Net Security.