Inconvenience != Security

Many people have suggested idea for how they can better secure their users from doing stupid mistakes and ask for my opinion.  Most of these ideas (IMO) seems to add just inconvenience to the user without improving security.  So, my quote for this has been

"While security is not convenient, just inconvenience is not security either!"

My favorite egrep patterns

When it comes to using finding matching patterns inside text files, log files and text emails; egrep is very useful tool in your UNIX toolbox.  Here are some of these to find IP addresses, emails, URLs ...