public void Load()
{
var s = PrivateKeySigner.LoadFromFile(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "mycert.pem"));
s.Sign(Encoding.Default.GetBytes("some text to sign."), SigningAlgorithm.RSASha1);
}
private static void GetDkimSigners()
{
try
{
var files = new DirectoryInfo(Config.PrivateKeyFolder).GetFiles("*.pem");
if (files.Length == 0)
{
throw new Exception("No private key files (*.pem) found");
}
foreach (var file in files)
{
var key = file.Name.Replace(".pem", "");
var selector = key.Split('@')[0];
var domain = key.Split('@')[1];
var pKeySig = PrivateKeySigner.LoadFromFile(file.FullName);
var dkimSig = new DkimSigner(pKeySig, domain, selector, new[] { "From", "To", "Subject" });
var domainKeySig = new DomainKeySigner(pKeySig, domain, selector, new[] { "From", "To", "Subject" });
dkimSig.HeaderCanonicalization = DkimCanonicalizationAlgorithm.RELAXED;
dkimSig.BodyCanonicalization = DkimCanonicalizationAlgorithm.RELAXED;
_dkimSignerCache.TryAdd(key, dkimSig);
_domailKeySignerCache.TryAdd(key, domainKeySig);
}
}
catch (Exception ex)
{
Logger.Log.Warn("Unable to turn on DKIM: {0}", ex.Message);
}
}
public void Load()
{
var tempFile = Path.GetTempFileName();
File.WriteAllText(tempFile, PrivateKey);
var s = PrivateKeySigner.LoadFromFile(tempFile);
s.Sign(Encoding.Default.GetBytes("some text to sign."), SigningAlgorithm.RSASha1);
}