Linux

Linux server security hardening guides covering CIS Benchmarks, SSH hardening, SELinux, AppArmor, kernel security, and server protection best practices.

Linux
Ubuntu GStreamer Security Update: Audit and Patch USN-8863-1
ByVigilSecureInfo October 3, 2026October 3, 2026
Audit and patch Ubuntu GStreamer flaws in AVI, FLAC, MP4 and MOV parsing with fixed package versions, verification commands, and safe rollout steps.
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mkcert: Create Locally Valid HTTPS Certificates on Debian
ByVigilSecureInfo August 7, 2026September 27, 2026
Create locally trusted HTTPS certificates on Debian with mkcert. Secure localhost and LAN development without browser certificate warnings.
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Linux
Linux Server Security Hardening: Complete 2026 Checklist
ByVigilSecureInfo July 21, 2026September 27, 2026
Complete Linux server hardening 2026: SSH key-only auth, UFW firewall, Fail2Ban, SELinux/AppArmor, auditd, AIDE, CIS Benchmark with Lynis.
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