Preventing your autonomous system from becoming a transit AS.
Saturday 31st October 2020
Installing and configuring the Quagga network routing software suite and establishing a BGP peering session to exchange routing information.
Monday 1st June 2020
Improving the maintainability, auditability and effectiveness of your SPF policy using SPF macros.
Monday 11th May 2020
Registering your own AS (Autonomous System) and IP address ranges in the DN42 registry, and then connecting to a peer with a VPN tunnel.
Tuesday 31st March 2020
A reference guide to PGP/GPG key server search output.
Saturday 26th October 2019
Using the Ansible configuration management tool to automatically deploy a Tor Onion v3 Hidden Service to a Linux machine.
Monday 16th September 2019
If your Content Management System or hosting provider doesn't allow you to host a proper security.txt file, you can instead use Cloudflare Serverless Workers to serve the file directly from Cloudflare.
Wednesday 31st July 2019
Restricting SSH users to specific commands, directories and system access.
Sunday 13th January 2019
Solving a beginner crackme challenge using radare2 Cutter.
Saturday 5th January 2019
Analysing a basic program using static analysis in radare2 Cutter.
Saturday 17th November 2018
Configuring VirtualBox on Linux to boot a physical Windows 10 disk connected via SATA or USB.
Friday 9th November 2018
An overview of some key reverse engineering terminology and details on the various interfaces and tools available in radare2 Cutter.
Tuesday 23rd October 2018
Connecting to hotel Wi-Fi through a Raspberry Pi and forwarding an external VPN connection.
Tuesday 8th May 2018
Using Namecoin Core to register a .bit domain and setting up ncdns.
Tuesday 16th January 2018
In-depth guide for installing and configuring InspIRCd on Linux.
Tuesday 16th May 2017