Debian Tutorials

Debian Tutorials

Security

Loading iptables rules on startup

By default iptables is setup on Debian etch but there are no rules configured. In this tutorial we’ll configure some rules and load them into iptables on startup. 1. Rules file Create a new file that will contain a shell script to insert rules into iptables (pico /etc/firewall-rules.sh) and add this content as template:

Create your private certificate authority (CA)

Creating a private CA can be useful if you have a lot of services encrypting data for internal use but don’t need the domain to be verified by a public CA like Verisign, Thawte etc. By importing the CA to all computers that will use these services users won’t get the a popup in IE and Firefox saying that the certificate is [...]