Node.js

X509Certificate GetCertHash SHA256

See more Certificates Examples

Shows how to get the SHA256 hash of a certificate. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    var cert = new chilkat.Cert();

    // Load a certificate object with a certificate.
    // The certificate object could have come from any source,
    // or perhaps was obtained from another Chilkat function.
    // The source does not matter.  What matters is that we have
    // a cert object loaded with the certificate..
    success = cert.LoadFromFile("qa_data/certs/cert_test123.cer");
    if (success !== true) {
        console.log(cert.LastErrorText);
        return;
    }

    // Get the binary DER of the certificae, and compute the SHA256 hash:
    var bdDer = new chilkat.BinData();
    cert.ExportCertDerBd(bdDer);

    // Get the base64 representation of the SHA256 hash.
    var certHash = bdDer.GetHash("sha256","base64");

    console.log("Certificate hash in base64 = " + certHash);

}

chilkatExample();