Category Archives: code

Using IPTables with Dynamic IP hostnames like dyndns.org

Posted on May 26, 2010 by diginc

Whenever IPTables has a hostname in a rule it looks up the hostname’s IP address and uses that instead of the actual hostname – so it’s stuck with the IP until the next time IPTables is flushed/restarted. Here’s a quick … Continue reading →

Posted in code, linux, python | Leave a comment

Bash Script: Confirm domains in your DNS Bind server are still pointed at your address (haven’t moved to other DNS)

Posted on May 7, 2010 by diginc

Here’s a quick script I wrote last year which I forgot about until today. I thought I should share it since it works fairly well with some modifications – it could be refined/improved quite a bit; I’m not the best … Continue reading →

Posted in Bash, Bind, code, linux | Leave a comment

Encrypt forms’ passwords before submitting with jquery

Posted on May 5, 2010 by diginc

If a site’s login/registration isn’t encrypted using SSL why would you risk sending a user’s password in plain text to the form’s processing script? Because you didn’t know any better and didn’t read this how-to, that’s why. With today’s average … Continue reading →

Posted in Javascript, code | Leave a comment