Usually, strong passwords tend to be hard to memorize, and easy-to-remember passwords tend to be predictable. User-created passwords are memorable but may be easily cracked. Is there any strategy that can help users choose a strong but still memorable password? Some users have already used mnemonic tips to create passwords, are the passwords created by these tips strong passwords? In this paper, we studied the security and usability of four common mnemonic password creation tips. We recruited 209 participants in an online study, and compared th...
