Latest posts
Post-Quantum Cryptography and Australia’s 2030 Deadline: What It Means for Your Network
ASD gives Australia until 2030 to retire RSA, DH, ECDH and ECDSA, five years ahead of NIST. What PQC is, and what…
Cisco Switch Configuration Best Practices: Build Template
Key Takeaways One template for every switch, every site. You review one config and you’ve reviewed them all, which is the whole…
Cisco ISE in Azure: When Azure Drops Out-of-Order UDP
Cisco ISE in Azure Broke Because Azure Drops Out-of-Order UDP Packets TL;DR: We deployed Cisco Identity Services Engine (ISE) in Azure for…
Cisco ISE First Deployment: What the Docs Won’t Tell You
Key Takeaways Version the advice. Standing up ISE today means 3.4 Patch 3 or 3.5. Anything written for 2.x is stale on…
Cisco Config Archive & Rollback: revert vs reload
Cisco’s configure revert timer rolls back config changes with no reboot, no reload, no outage — once you enable the config archive…
Easily Find Unused Ports on a Cisco Switch
One Cisco command to find every unused switch port — show int | i proto|Last in. How to read the output, classify…
Telnet on macOS for EVE-NG: What Actually Works
Since Apple has removed the telnet and ftp programs from their latest operating system, you may find yourself unable to use EVE-NG’s…
Add Calendar Permissions in Microsoft 365 via PowerShell
Exchange Online calendar permissions with PowerShell: the V3 module, Add- vs Set-, localised folder names, delegate flags, and bulk-safe scripts.
NBN FTTP Connection Box Status Lights
What each light on the nbn FTTP connection box means, read as a fault tree — how to tell in seconds whether…
How to make a private VPN server in 10 minutes
Run a personal WireGuard VPN on a $5 VPS in 10 minutes — the angristan script, client setup, performance numbers, and what…