Bad PINs
People use PIN numbers for their debit cards. The trouble is, certain PINs are popular, and therefore easy to hack. One is the one that phone number fanatics want: 1212.
There are 19 more PIN numbers that you would be wise to change. The list is here: //www.garynorth.com/snip/1111.htm
This is on the list: 1111.
Don't use your birthday. That's too easy.