Here are sample PIN requirements (you can change them): Must be a at least 4 characters long. Cannot be longer than 127 characters. Uppercase letters are permi

Here are sample PIN requirements (you can change them): Must be a at least 4 characters long. Cannot be longer than 127 characters. Uppercase letters are permitted. Lowercase letters are required. May include digits. Special characters are possible. Cannot be an obvious number pattern (such as 123456 or 111111).