PinDrop
Simple tool to estimate how strong a pin code is when subjected to a series of basic known patterns of human behavior. Out of the 10,0000 possible combinations of a 4 digit pin code, many can be guessed with ease. Based on patterns from http://www.datagenetics.com/blog/september32012/
Installation
Add this line to your application's Gemfile:
gem 'pin_drop'
And then execute:
$ bundle
Or install it yourself as:
$ gem install pin_drop
Usage
Check a pin to seem how many guesses it might take to guess based on common patterns.
PinDrop::Cracker.crack_pin 1234 #=> 1
Get an array of all pin codes sorted by how common they are (most common/weak first).
PinDrop::Cracker.guesses #=> [1234,1111,0000,1212,7777,1004 ...]