[updated]: Oldgroperscom Username And Password April 2013 Better
According to reports from the time, OldGropers.com's password storage practices were not up to par. The site stored passwords in plaintext, which meant that if a hacker gained access to the site's database, they would be able to obtain all usernames and passwords in plain text. This was a significant security risk, and one that would eventually come back to haunt the site.