(Node.js) List Keys in a Microsoft Storage Provider

Demonstrates how to list the keys found in a Microsoft CNG Storage Provider, or a Legacy CryptoAPI Storage Provider.

Important: This example requires Chilkat v9.5.0.83 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, 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 Chilkat v9.5.0.83 or greater.

    var keyCon = new chilkat.KeyContainer();
    var json = new chilkat.JsonObject();
    json.EmitCompact = false;

    var success = keyCon.GetKeys("Microsoft Software Key Storage Provider",json);
    if (success !== true) {
        console.log(keyCon.LastErrorText);
        return;
    }

    console.log(json.Emit());

    // Sample JSON returned by GetKeys

    // If the storage provider is CNG, then each key has an "algId".
    // If the storage provider is legacy CryptoAPI, then each key has a "provType" (see below)

    // If the storage provider is CNG:
    // {
    //   "storageProvider": "Microsoft Software Key Storage Provider",
    //   "key": [
    //     {
    //       "name": "cn=Chilkat Admin,ou=Persona Not Verified,ou=For Test Purposes Only Decryption Key",
    //       "machineKey": false,
    //       "algId": "ECDH_P384"
    //     },
    //     {
    //       "name": "CD1CC265-0DA0-4230-8419-CB6F808FE688",
    //       "machineKey": false,
    //       "algId": "SP800_108_CTR_HMAC"
    //     },
    //     {
    //       "name": "{FF14487C-0AED-471E-8FAD-4BF757C2195C}",
    //       "machineKey": false,
    //       "algId": "ECDH_P256"
    //     },
    //     {
    //       "name": "{869FD9A6-D815-44FD-A916-4D4A708CD949}",
    //       "machineKey": false,
    //       "algId": "ECDH_P256"
    //     },
    //     {
    //       "name": "D530ECA9-FF5A-4A6A-AAB3-6EC1870F2CC3",
    //       "machineKey": false,
    //       "algId": "SP800_108_CTR_HMAC"
    //     },
    //     {
    //       "name": "{F524771E-93C0-4D56-8DE7-2FE3CB5BD837}",
    //       "machineKey": false,
    //       "algId": "RSA"
    //     },
    //     {
    //       "name": "Microsoft Connected Devices Platform device certificate",
    //       "machineKey": false,
    //       "algId": "ECDSA_P256"
    //     }
    //   ]
    // }

    // If the storage provider is legacy CryptoAPI:

    // {
    //   "storageProvider": "Microsoft Base Cryptographic Provider v1.0",
    //   "key": [
    //     {
    //       "name": "{48D7FF88-A52E-41E2-9EBD-0CC7E880DC65}",
    //       "machineKey": false,
    //       "provType": "PROV_RSA_FULL"
    //     },
    //     {
    //       "name": "{CBF7A33A-F9CF-4C30-8A06-94A5C7981058}",
    //       "machineKey": false,
    //       "provType": "PROV_RSA_FULL"
    //     }
    //   ]
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    var name;
    var machineKey;
    var algId;
    var provType;

    var storageProvider = json.StringOf("storageProvider");
    var i = 0;
    var count_i = json.SizeOfArray("key");
    while (i < count_i) {
        json.I = i;
        name = json.StringOf("key[i].name");
        machineKey = json.BoolOf("key[i].machineKey");
        if (json.HasMember("key[i].algId") == true) {
            algId = json.StringOf("key[i].algId");
        }

        if (json.HasMember("key[i].provType") == true) {
            provType = json.StringOf("key[i].provType");
        }

        i = i+1;
    }


}

chilkatExample();