Sysadmin

DNS over HTTPS and DNS over TLS with dnsdist

Sysadmin

Network monitoring : log DNS queries with bind

Monitoring Sysadmin

Recording the DNS queries perform by devices on your network is a simple and efficient way of monitoring your network. In this blog post we show how to configure the bind DNS server to log these…

Configure rolling backups with rsnapshot

Sysadmin

Record and share your terminal sessions with asciinema

Sysadmin

Install and use Dell OpenManage Server Administrator (OMSA) on Ubuntu

Sysadmin

Change the MAC address of your Linux system

Offensive Security Sysadmin

Install Volatility on Debian, Ubuntu & Mint

Sysadmin Forensics

Measure ambient temperature with TEMPer and Linux

Sysadmin

Modify your static IP on Ubuntu server

Sysadmin

This seems easy, but… When you modify your static IP address in /etc/network/interfaces, the old IP is not removed. The new IP is simply added to your interface.