public CryptApi(X509Certificate cert, Byte[] clearData)
{
clearkey = CATools.GetCypherKey();
encryptedKey = Convert.ToBase64String(CATools.AsymmetricEncrypt(cert, Encoding.UTF8.GetBytes(clearkey)));
clearDataHash = CATools.SHA1Checksum(clearData);
encryptedData = CATools.Encrypt(clearData, clearkey);
}
private void BuildServerCert()
{
CertificateAuthority.subjectAltName alt = new CertificateAuthority.subjectAltName();
alt.Dns.Add(this.dnsName);
ServerPKCS12Cert = ca.SignCert(this.name + " (server)", false, alt, false, DateTime.Now.AddYears(10));
Byte[] tmp = Convert.FromBase64String(ServerPKCS12Cert);
X509Certificate cert = CATools.GetX509CertFromPKCS12(tmp, key);
ServerCert = CATools.X509ToBase64(cert);
}
public CryptApi(X509Certificate cert, Byte[] encryptedData, String encryptedKey)
{
this.encryptedKey = encryptedKey;
this.encryptedData = encryptedData;
Byte[] k = Convert.FromBase64String(encryptedKey);
if ((k == null) || (k.Length <= 0))
{
throw new Exception("Encrypted key is empty");
}
clearkey = Encoding.UTF8.GetString(CATools.AsymmetricDencrypt(cert, k));
clearData = CATools.Dencrypt(encryptedData, clearkey);
clearDataHash = CATools.SHA1Checksum(clearData);
}