Last active
November 28, 2023 21:05
-
-
Save ChrisTowles/f8a5358a29aebcc23316605dd869e839 to your computer and use it in GitHub Desktop.
C# Import or Export Cert to Base64 String
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public void ExportCertToBase64() | |
{ | |
var certificate = new System.Security.Cryptography.X509Certificates.X509Certificate2("c:\\temp\\Signing Cert.pfx", "XXXXXXXXXXXXXX", X509KeyStorageFlags.Exportable); | |
StringBuilder builder = new StringBuilder(); | |
builder.AppendLine("-----BEGIN CERTIFICATE-----"); | |
builder.AppendLine(Convert.ToBase64String(certificate.Export(X509ContentType.Pkcs12, "XXXXXXXXXXXXXX"), Base64FormattingOptions.InsertLineBreaks)); | |
builder.AppendLine("-----END CERTIFICATE-----"); | |
Console.WriteLine( builder.ToString()); | |
} | |
public void ImportCertFromBase64() | |
{ | |
var rawSIgningCert = @" | |
-----BEGIN CERTIFICATE----- | |
MIIDLzCCAhegAwIBAgIQJAw....... | |
-----END CERTIFICATE----- | |
"; | |
var certBytes = Encoding.UTF8.GetBytes(rawSIgningCert); | |
var signingcert = new System.Security.Cryptography.X509Certificates.X509Certificate2( | |
certBytes, "XXXXXXXXXXXXXX", | |
System.Security.Cryptography.X509Certificates.X509KeyStorageFlags.Exportable); | |
} | |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
const string certificatePem = @"
-----BEGIN CERTIFICATE-----
MIIF8DCCBVmgAwIBAgIKYFOB9QABAACIvTANBgkqhkiG9w0BAQUFADBGMQswCQYD
...
OpueYUG3NBcHP/5IzhUYIQJbGzlQaUaZBMaQeC8ZslMNLWI2
-----END CERTIFICATE-----";
var pemData = Regex.Replace(Regex.Replace(certificatePem, @"\s+", string.Empty), @"-+[^-]+-+", string.Empty);
var pemBytes = Convert.FromBase64String(pemData);
return new X509Certificate2(pemBytes);