(Node.js) Password_Digest = Base64 (SHA-1 ( nonce + created + SHA-1 (password) ) )

Demonstrates how to compute:

Password_Digest = Base64 (SHA-1 ( nonce + created + SHA-1 (password)))

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

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    var password = "secret";

    var crypt = new chilkat.Crypt2();
    crypt.HashAlgorithm = "SHA-1";
    crypt.EncodingMode = "base64";

    // Generate a 16-byte random nonce
    var prng = new chilkat.Prng();
    var bd = new chilkat.BinData();
    prng.GenRandomBd(16,bd);

    // Get the current date/time in a string with this format: 2010-06-08T07:26:50Z
    var dt = new chilkat.CkDateTime();
    dt.SetFromCurrentSystemTime();
    var created = dt.GetAsTimestamp(false);
    bd.AppendString(created,"utf-8");

    // This example wishes to calculate a password digest like this:
    // Password_Digest = Base64 ( SHA-1 ( nonce + created + SHA-1(password) ) )

    // First SHA-1 digest the password...
    var passwordSha1 = crypt.HashStringENC(password);
    // Append the 20 binary bytes of the SHA1 hash to bd, which already contains the nonce and created date/time.
    bd.AppendEncoded(passwordSha1,"base64");

    var passwordDigest = crypt.HashBdENC(bd);

    console.log("Base64 password digest = " + passwordDigest);

}

chilkatExample();