mirror of
https://github.com/Nathanwoodburn/FireWallet.git
synced 2024-11-10 09:18:15 +11:00
main: Attempted to add seed phrase decryption
This commit is contained in:
parent
a024ce7afc
commit
f371f3da49
@ -14,6 +14,7 @@ using DnsClient;
|
|||||||
using DnsClient.Protocol;
|
using DnsClient.Protocol;
|
||||||
using System.Security.Cryptography.X509Certificates;
|
using System.Security.Cryptography.X509Certificates;
|
||||||
using System.Net.Security;
|
using System.Net.Security;
|
||||||
|
using System.Numerics;
|
||||||
|
|
||||||
namespace FireWallet
|
namespace FireWallet
|
||||||
{
|
{
|
||||||
@ -686,6 +687,7 @@ namespace FireWallet
|
|||||||
toolStripStatusLabelLedger.Text = "Cold Wallet";
|
toolStripStatusLabelLedger.Text = "Cold Wallet";
|
||||||
toolStripStatusLabelLedger.Visible = true;
|
toolStripStatusLabelLedger.Visible = true;
|
||||||
buttonRevealAll.Visible = false;
|
buttonRevealAll.Visible = false;
|
||||||
|
buttonSeed.Enabled = false;
|
||||||
|
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
@ -693,6 +695,7 @@ namespace FireWallet
|
|||||||
watchOnly = false;
|
watchOnly = false;
|
||||||
toolStripStatusLabelLedger.Visible = false;
|
toolStripStatusLabelLedger.Visible = false;
|
||||||
buttonRevealAll.Visible = true;
|
buttonRevealAll.Visible = true;
|
||||||
|
buttonSeed.Enabled = true;
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -864,7 +867,6 @@ namespace FireWallet
|
|||||||
{
|
{
|
||||||
AddLog("Post Error: " + ex.Message);
|
AddLog("Post Error: " + ex.Message);
|
||||||
AddLog(await resp.Content.ReadAsStringAsync());
|
AddLog(await resp.Content.ReadAsStringAsync());
|
||||||
AddLog("Content: " + content);
|
|
||||||
return "Error";
|
return "Error";
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -2175,6 +2177,8 @@ namespace FireWallet
|
|||||||
|
|
||||||
try
|
try
|
||||||
{
|
{
|
||||||
|
AddLog("Decrypting seed...");
|
||||||
|
AddLog(resp.ToString());
|
||||||
string iv = resp["iv"].ToString();
|
string iv = resp["iv"].ToString();
|
||||||
string ciphertext = resp["ciphertext"].ToString();
|
string ciphertext = resp["ciphertext"].ToString();
|
||||||
string tmpn = resp["n"].ToString();
|
string tmpn = resp["n"].ToString();
|
||||||
@ -2183,9 +2187,26 @@ namespace FireWallet
|
|||||||
|
|
||||||
int n = int.Parse(tmpn);
|
int n = int.Parse(tmpn);
|
||||||
int p = int.Parse(tmpp);
|
int p = int.Parse(tmpp);
|
||||||
|
int r = int.Parse(tmpr);
|
||||||
|
|
||||||
int iterations = n;
|
int iterations = n;
|
||||||
|
|
||||||
|
byte[] decripted = await Decrypt_Seed(algorithm, ciphertext, iv, n,r,p);
|
||||||
|
|
||||||
|
|
||||||
|
// This is returning garbled text
|
||||||
|
AddLog("Seed decrypted");
|
||||||
|
string phrase = Encoding.UTF8.GetString(decripted);
|
||||||
|
AddLog("Your seed phrase is:\n" + phrase);
|
||||||
|
|
||||||
|
phrase = Encoding.ASCII.GetString(decripted);
|
||||||
|
AddLog("Your seed phrase is:\n" + phrase);
|
||||||
|
|
||||||
|
phrase = Encoding.Unicode.GetString(decripted);
|
||||||
|
AddLog("Your seed phrase is:\n" + phrase);
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
catch (Exception ex)
|
catch (Exception ex)
|
||||||
@ -2200,7 +2221,71 @@ namespace FireWallet
|
|||||||
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
private async Task<byte[]> Decrypt_Seed(string algorithm, string ciphertext, string iv, int n,int r, int p)
|
||||||
|
{
|
||||||
|
byte[] salt = Encoding.ASCII.GetBytes("hsd");
|
||||||
|
using (AesManaged aes = new AesManaged())
|
||||||
|
{
|
||||||
|
aes.Key = DeriveKey(algorithm, password, salt, n, r, p);
|
||||||
|
aes.IV = HexStringToByteArray(iv);
|
||||||
|
aes.Mode = CipherMode.CBC;
|
||||||
|
aes.Padding = PaddingMode.None;
|
||||||
|
byte[] cipher = HexStringToByteArray(ciphertext);
|
||||||
|
|
||||||
|
if (cipher.Length % 16 != 0)
|
||||||
|
{
|
||||||
|
AddLog("Invalid cipher length");
|
||||||
|
return null;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
using (ICryptoTransform decryptor = aes.CreateDecryptor())
|
||||||
|
{
|
||||||
|
byte[] decrypted = decryptor.TransformFinalBlock(cipher, 0, cipher.Length);
|
||||||
|
return decrypted;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
static byte[] HexStringToByteArray(string hex)
|
||||||
|
{
|
||||||
|
int numberChars = hex.Length / 2;
|
||||||
|
byte[] bytes = new byte[numberChars];
|
||||||
|
for (int i = 0; i < numberChars; i++)
|
||||||
|
{
|
||||||
|
bytes[i] = Convert.ToByte(hex.Substring(i * 2, 2), 16);
|
||||||
|
}
|
||||||
|
return bytes;
|
||||||
|
}
|
||||||
|
|
||||||
|
byte[] DeriveKey(string algorithm, string passphrase, byte[] salt, int n, int r, int p)
|
||||||
|
{
|
||||||
|
byte[] passwordBytes = Encoding.UTF8.GetBytes(passphrase);
|
||||||
|
|
||||||
|
switch (algorithm)
|
||||||
|
{
|
||||||
|
case "pbkdf2":
|
||||||
|
return Pbkdf2DeriveKey(passwordBytes, salt, n, 32);
|
||||||
|
case "scrypt":
|
||||||
|
return ScryptDeriveKey(passwordBytes, salt, n, r, p, 32);
|
||||||
|
default:
|
||||||
|
throw new Exception($"Unknown algorithm: {algorithm}.");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
static byte[] Pbkdf2DeriveKey(byte[] password, byte[] salt, int iterations, int derivedKeyLength)
|
||||||
|
{
|
||||||
|
using (Rfc2898DeriveBytes pbkdf2 = new Rfc2898DeriveBytes(password, salt, iterations))
|
||||||
|
{
|
||||||
|
return pbkdf2.GetBytes(derivedKeyLength);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
static byte[] ScryptDeriveKey(byte[] password, byte[] salt, int costParameterN, int costParameterR, int costParameterP, int derivedKeyLength)
|
||||||
|
{
|
||||||
|
using (var rfc2898 = new Rfc2898DeriveBytes(password, salt, costParameterN, HashAlgorithmName.SHA256))
|
||||||
|
{
|
||||||
|
return rfc2898.GetBytes(derivedKeyLength);
|
||||||
|
}
|
||||||
|
}
|
||||||
private async void Rescan_Click(object sender, EventArgs e)
|
private async void Rescan_Click(object sender, EventArgs e)
|
||||||
{
|
{
|
||||||
string content = "{\"height\": 0}";
|
string content = "{\"height\": 0}";
|
||||||
|
Loading…
Reference in New Issue
Block a user