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2025-04-01

Call for testing: OpenSSH 10.0 (DSA support removed)
OpenSSH 10.0p1 is ready for testing. This bugfix release introduces the sshd-auth binary, removes DSA support, and adds a new default PQ KEX algorithm.
DIY automation using only Linux
You may sometimes feel overwhelmed in a world where CircleCI, TeamCity, JFrog, Jenkins, and many other solutions manage continuous integration and auto-deployment. When you work with security…

2025-03-31

Is BIND9 suitable as a recursive resolver in 2025?
Recently, we have been engaged in consulting work and providing DNS training for a major IT corporation, boasting an employee count exceeding 10,000. Thankfully, not every staff member attended the course.
FSKit: Implement a file system that runs in user space
Implement a file system that runs in user space.
Microsoft reports several bootloader vulnerabilities
Using Microsoft Security Copilot to expedite the discovery process, Microsoft has uncovered several vulnerabilities in multiple open-source bootloaders impacting all operating systems relying on Unified Extensible Firmware Interface (UEFI) Secure Boot. Through a series of prompts, we identified and refined security issues, ultimately uncovering an exploitable integer overflow vulnerability in the GRUB2, U-boot, and Barebox bootloaders.