The website KeeperSecurity.com just figured out the most common passwords of 2016 by studying over 10 million passwords that were revealed in recent data leaks and hacks. And 17% of people were using believer it or not...123456! The rest of the top 10 most common passwords are: 123456789 . . . qwerty . . . 12345678 . . . 111111 . . . 1234567890 . . . 1234567 . . . password . . . 123123 . . . and 987654321.