(Node.js) Validate a Smartcard PIN

Validates a smartcard PIN. This example only runs on Windows and requires Chilkat v9.5.0.77 or greater.

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() {

    // Note: Requires Chilkat v9.5.0.77 or greater.

    var cert = new chilkat.Cert();

    cert.SmartCardPin = "000000";

    // Load the certificate on the smartcard currently in the reader (or on the USB token).
    // Pass an empty string to allow Chilkat to automatically choose the CSP (Cryptographi Service Provider).
    // See Load Certificate on Smartcard for information about explicitly selecting a particular CSP.
    var success = cert.LoadFromSmartcard("");
    if (success !== true) {
        console.log(cert.LastErrorText);
        return;
    }

    // Check to see if the SmartCardPin property contains the valid PIN for the smartcard.
    var pinValid = cert.CheckSmartCardPin();
    if (pinValid < 0) {
        console.log("Unable to check the PIN validity.");
        console.log(cert.LastErrorText);
        return;
    }

    if (pinValid == 1) {
        console.log("PIN is valid.");
    }
    else {
        console.log("PIN is invalid.");
    }


}

chilkatExample();