# Functions
GenerateRandomString with crypto/rand.
UnmarshalRSAPrivateKeyFromFile reads the given file and returns a PrivateKey.
UnmarshalRSAPublicKeyFromFile reads the given file and returns a PublicKey.
# Constants
BlockPrivateKey contains the vlaue which defines a PrivateKey in a PEM block.
BlockPublicKey contains the value which defines a Public Key in a PEM block.