These passwords where probably not stolen from GMail but come from reusing passwords from other websites.<p>To check out if your account has been leaked: <a href="http://isleaked.com/en.php" rel="nofollow">http://isleaked.com/en.php</a><p>To search through the ASCII file (only addresses, no passwords): <a href="https://mega.co.nz/#!b5lREBgS!LnC9yfR3RC--iMeNMWdQP7m1j4nUf9RTmI_RhAUjzD4" rel="nofollow">https://mega.co.nz/#!b5lREBgS!LnC9yfR3RC--iMeNMWdQP7m1j4nUf9...</a><p>The discussion on reddit: <a href="http://www.reddit.com/r/netsec/comments/2fz13q/5_millions_of_gmail_passwords_leaked_rus_most/" rel="nofollow">http://www.reddit.com/r/netsec/comments/2fz13q/5_millions_of...</a>