Scan your network for vulnerable https (OpenSSL TLS Heartbeat Extension Bug - CVE-2014-0160)
We are going to locally build on a linux machine the Heartbleed checker wrote by https://github.com/FiloSottile (thank you!) in order to check for OpenSSL Heartbleed Bug CVE-2014-0160.
Fire up your shell terminal and install golang package via aptitude or yum.
Serving Disk Usage Graphs with Bash and PHP
Lately I was asked to develop and integrate a realtime server disk usage graph to the dashboard of our monitoring application (OpenNMS).
The bar graph color should also change when disk usage exceeds a defined percentage threshold.
Jail SSH users to SFTP only
… or “confine untrusted users to their home directory (and give them no shell access as well)”