decrypt method
Decrypts edata from Secure Messaging.
edata must be unpadded after calling this function.
ssc is used as IV for encryption.
Implementation
@override
Uint8List decrypt(Uint8List edata, {SSC? ssc}) {
return DESedeDecrypt(
key: encKey,
iv: Uint8List(DESedeCipher.blockSize),
edata: edata,
paddedData: false);
}