Same algo to all passwords. Or As mentioned different algos for different class of logins (e.g Email, Banks, etc). The idea is that if passwords are compromise

Same algo to all passwords. Or As mentioned different algos for different class of logins (e.g Email, Banks, etc). The idea is that if passwords are compromised they will not work unless you know the algo. So now you will have to remember two things: 1. The master password 2. The algo