Tagged: ssh

26 April 2026 python netmiko automation cisco networking ssh

Netmiko in Practice: From a Show-Command Script to a Repeatable Audit Tool

A working network engineer's guide to Netmiko — starting from a small repo of mine that runs show commands across a JSON inventory, and extending it into something you can use as a real audit tool with structured output, concurrency, secure credentials, and a sane dry-run for config changes.
26 April 2026 linux ssh security hardening bastion certificates auditing

SSH Hardening Beyond the Basics: Certificate Authorities, Bastion Patterns, and Session Auditing

A production-grade SSH setup that goes beyond disabling password auth — running your own SSH CA with short-lived user and host certificates, ProxyJump bastions, ForceCommand restrictions, and recording sessions with tlog and auditd.