: Never reuse passwords across different sites. Use a password manager to generate and store complex strings.
. It consisted of thousands of plain-text email addresses and their corresponding passwords. Primary Source hotmail.com-10k.txt
The leak was first discovered on Pastebin, a popular site for developers to share code snippets. The file contained roughly 10,000 email addresses ending in @hotmail.com, @msn.com, and @live.com, primarily belonging to users in Europe. Along with the addresses were their associated plain-text passwords. : Never reuse passwords across different sites