private void ValidateIPA(IPAFile ipaFile, byte[] signingCertificateBytes, string certificatePassword)
{
AsymmetricKeyEntry privateKey;
X509Certificate signingCertificate = CertificateHelper.GetCertificateAndKeyFromBytes(signingCertificateBytes, certificatePassword, out privateKey);
if (signingCertificate == null)
{
MessageBox.Show("Failed to parse the given signing certificate", "Error");
return;
}
bool isValid;
try
{
isValid = ipaFile.ValidateExecutableSignature(signingCertificate);
}
catch (Org.BouncyCastle.Security.Certificates.CertificateExpiredException)
{
MessageBox.Show("Certificate is outdated", "Error");
return;
}
catch (Org.BouncyCastle.Security.Certificates.CertificateNotYetValidException)
{
MessageBox.Show("Certificate is outdated", "Error");
return;
}
if (isValid)
{
MessageBox.Show("Signature is valid", "Success");
}
else
{
MessageBox.Show("Signature is invalid", "Error");
}
}
