/// <summary>
/// Verifies if the digital certificate password is correct.
/// </summary>
/// <param name="pfxCertificateStream">PFX certificate stream</param>
/// <param name="password">PFX password</param>
/// <returns></returns>
public static Boolean VerifyPassword(Stream pfxCertificateStream, String password)
{
if (pfxCertificateStream == null)
{
throw new ArgumentNullException(nameof(pfxCertificateStream));
}
if (!pfxCertificateStream.CanRead)
{
throw new IOException($"Cannot read the '{nameof(pfxCertificateStream)}' parameter.");
}
if (password == null)
{
throw new ArgumentNullException(nameof(password));
}
try
{
X509CertificateHelpers.LoadCertificate(pfxCertificateStream, password);
return(true);
}
catch (CryptographicException ex)
{
if (ex.Message.Contains("senha") || ex.Message.Contains("pass"))
{
return(false);
}
else
{
throw;
}
}
}
/// <summary>
/// Get the expiration date of a certificate.
/// </summary>
/// <param name="pfxCertificateStream">PFX certificate stream</param>
/// <param name="password">PFX password</param>
/// <returns></returns>
public static DateTime GetExpirationDate(Stream pfxCertificateStream, String password)
{
if (pfxCertificateStream == null)
{
throw new ArgumentNullException(nameof(pfxCertificateStream));
}
if (!pfxCertificateStream.CanRead)
{
throw new IOException($"Cannot read the '{nameof(pfxCertificateStream)}' parameter.");
}
if (password == null)
{
throw new ArgumentNullException(nameof(password));
}
var certificate = X509CertificateHelpers.LoadCertificate(pfxCertificateStream, password);
return(certificate.NotAfter);
}