public void BasicEncryptAndDecrypt()
{
var u = new DBUser ();
u.Username = "******";
var password = "******";
u.CreateCryptoFields (password);
var test_string = "The quick brown fox jumps over the lazy dog.";
var master_key = u.GetPlaintextMasterKey (password);
byte[] encrypted_bytes = u.EncryptString (master_key, test_string);
string decrypted_string = u.DecryptUnicodeString (master_key, encrypted_bytes);
Assert.AreEqual (test_string, decrypted_string);
}
public void EncryptDecryptWithHexRepresentation()
{
var u = new DBUser ();
u.Username = "******";
var password = "******";
u.CreateCryptoFields (password);
var master_key = u.GetPlaintextMasterKey (password);
var key = master_key.ToHexString ();
var test_string = "The quick brown fox jumps over the lazy dog.";
byte[] encrypted_bytes = u.EncryptString (master_key, test_string);
string encrypted_string = encrypted_bytes.ToHexString ();
string decrypted_string = u.DecryptUnicodeString (master_key, encrypted_string.ToByteArray ());
Assert.AreEqual (test_string, decrypted_string);
}
public static void Decrypt(this DBNote note, DBUser user, string master_key)
{
var per_note_key = note.EncryptedKey.DecryptWithKey (master_key, user.MasterKeySalt);
byte[] b_key = per_note_key.ToByteArray ();
byte[] b_note_text = note.Text.ToByteArray ();
note.Text = user.DecryptUnicodeString (b_key, b_note_text);
}
