I like it, but the format for the password was pretty frustrating.
In fact, I never managed to open the third drawer.
2010-01-31
20100131
2010.01.31
31.01.2010
01-31-2010
01/31/10
31.1.2010
31st January 2010
3101
Just to give some examples. If the name of a person can be added, there are a lot more combinations. If there are even multiple people (as in this case) you might even think about mixing those dates.