These papers are not kept online. You cannot search them out. For systems which rely upon password protection, you should select good passwords and periodically change them. Password guessing and automated dictionary attacks are common ways of forcing unauthorized entry to networks, and even the best passwords can eventually be defeated mathematically, given enough time. The use of strong passwords is a deterrent against password guessing attacks.
Strong passwords buy additional time against dictionary attacks.
Local Internet service providers may have different policies, but if someone misuses your Internet account, the first person anyone looks to will be the account holder. Generally, unless you take special precautions, it's not very secure. The standard format for email is plain text. Anyone with access can read it. Most system administrators have barely enough time in their long work days to read their own email, and they're pretty honest folks.