(Node.js) CAdES BES Detached Signature

Demonstrates how to create a CAdES BES detached signature file (.p7s).

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOS

var os = require('os');
if (os.platform() == 'win32') {  
  var chilkat = require('@chilkat/ck-node23-win64'); 
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node23-linux-arm');
    } else if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node23-linux-arm64');
    } else {
        var chilkat = require('@chilkat/ck-node23-linux-x64');
    }
} else if (os.platform() == 'darwin') {
  var chilkat = require('@chilkat/ck-node23-mac-universal');
}

function chilkatExample() {

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var crypt = new chilkat.Crypt2();

    // Use a digital certificate and private key from a PFX file (.pfx or .p12).
    var pfxPath = "/Users/chilkat/testData/pfx/acme.pfx";
    var pfxPassword = "test123";

    var cert = new chilkat.Cert();
    var success = cert.LoadPfxFile(pfxPath,pfxPassword);
    if (success !== true) {
        console.log(cert.LastErrorText);
        return;
    }

    // Tell the crypt component to use this cert.
    success = crypt.SetSigningCert(cert);
    if (success !== true) {
        console.log(crypt.LastErrorText);
        return;
    }

    // The CadesEnabled property applies to all methods that create PKCS7 signatures. 
    // To create a CAdES-BES signature, set this property equal to true. 
    crypt.CadesEnabled = true;

    // We can sign any type of file, creating a .p7s as output:
    var inFile = "/Users/chilkat/testData/pdf/sample.pdf";
    var sigFile = "/Users/chilkat/testData/p7s/sample.p7s";

    // Create the detached CAdES-BES signature:
    success = crypt.CreateP7S(inFile,sigFile);
    if (success == false) {
        console.log(crypt.LastErrorText);
        return;
    }

    success = crypt.VerifyP7S(inFile,sigFile);
    if (success == false) {
        console.log(crypt.LastErrorText);
        return;
    }

    console.log("Success!");

}

chilkatExample();