https://frankolwenda.com/tags/security/Recent content in Security on Frank Olwenda — DevOps & Infrastructure EngineerHugo -- gohugo.ioen-usSun, 12 Jul 2026 00:00:00 +0000https://frankolwenda.com/posts/linux-permissions/Sun, 12 Jul 2026 00:00:00 +0000https://frankolwenda.com/posts/linux-permissions/A practical walkthrough of Linux file permissions — read, write, execute, octal notation, and how to use chmod in both symbolic and numeric mode.