toString method
Serialize the encryption result
Implementation
@override
String toString() {
var result = '';
result += 'Strategy: $strategy\n';
result += 'Cipher Text: ${base64Url.encode(cipherText)}\n';
result += 'Encryption Artefacts: ${encryptionArtefacts.serialize()}\n';
result +=
'Derivation Strategy and Artefacts: ${derivationArtefacts?.serialize()}\n';
return result;
}