Check your email addresses against a combined list of known compromised web sites. If you have ever used an address on a web site, this will check whether hackers know your email address and so may possibly have compromised the password you used on that site.
<span>tags:</span> <a href="http://www.diigo.com/user/knightnet/security">security</a> <a href="http://www.diigo.com/user/knightnet/privacy">privacy</a>
Posted from Diigo. The rest of my favorite links are here.