https://learnwithirfan.com/blog/helpful-articles/secure-boot-cert-expired-2026/ LearnWithIrfan en 2026-06-29T08:00:00+03:00 Secure Boot Certificate Expired: Billions of PCs Affected Including Linux Distros https://learnwithirfan.com/blog/helpful-articles/linux-kernel-7-2-rc1/ LearnWithIrfan en 2026-06-29T08:00:00+03:00 Linus Torvalds Announces First Linux Kernel 7.2 Release Candidate