Setting PIN

Set Card PIN

1. Collect PIN from user

2. Encrypt PIN using RSA encryption with PKCS1_v1_5 cipher

   1. Get public key from documentation

   2. Create a cipher using the public key and and the PKCS1 v1.5 signature

   3. Encode the PIN string as Bytes with UTF-8

   4. Encrypt the byte string with the cipher key

   5. Encode the encrypted encrypted pin with Base64

3. Update the card PIN