@tigthor/kokocrypt
Version:
Enhanced Fortress Edition - Secure, quantum-resistant, high-performance encryption package
96 lines • 4.35 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.BrowserCryptoService = void 0;
const sodium = __importStar(require("libsodium-wrappers"));
class BrowserCryptoService {
constructor() { }
async ready() {
await sodium.ready;
}
async generateKeys() {
await sodium.ready;
const keypair = sodium.crypto_box_keypair();
return {
publicKey: sodium.to_base64(keypair.publicKey),
privateKey: sodium.to_base64(keypair.privateKey)
};
}
async encryptMessage(message, receiverPublicKey, senderPrivateKey) {
await sodium.ready;
const nonce = sodium.randombytes_buf(sodium.crypto_box_NONCEBYTES);
const messageUint8 = sodium.from_string(message);
const publicKeyUint8 = sodium.from_base64(receiverPublicKey);
const privateKeyUint8 = sodium.from_base64(senderPrivateKey);
const encrypted = sodium.crypto_box_easy(messageUint8, nonce, publicKeyUint8, privateKeyUint8);
const fullMessage = new Uint8Array(nonce.length + encrypted.length);
fullMessage.set(nonce);
fullMessage.set(encrypted, nonce.length);
return sodium.to_base64(fullMessage);
}
async decryptMessage(encryptedMessage, senderPublicKey, receiverPrivateKey) {
await sodium.ready;
const messageUint8 = sodium.from_base64(encryptedMessage);
const publicKeyUint8 = sodium.from_base64(senderPublicKey);
const privateKeyUint8 = sodium.from_base64(receiverPrivateKey);
const nonce = messageUint8.slice(0, sodium.crypto_box_NONCEBYTES);
const ciphertext = messageUint8.slice(sodium.crypto_box_NONCEBYTES);
const decrypted = sodium.crypto_box_open_easy(ciphertext, nonce, publicKeyUint8, privateKeyUint8);
return sodium.to_string(decrypted);
}
async serverHandshake(serverPublicKey) {
await sodium.ready;
const clientKeypair = sodium.crypto_box_keypair();
const timestamp = Date.now();
const sessionData = JSON.stringify({
ts: timestamp,
client: sodium.to_base64(clientKeypair.publicKey)
});
const serverPubKey = sodium.from_base64(serverPublicKey);
const nonce = sodium.randombytes_buf(sodium.crypto_box_NONCEBYTES);
const encrypted = sodium.crypto_box_easy(sodium.from_string(sessionData), nonce, serverPubKey, clientKeypair.privateKey);
const fullMessage = new Uint8Array(nonce.length + encrypted.length);
fullMessage.set(nonce);
fullMessage.set(encrypted, nonce.length);
return {
clientPublicKey: sodium.to_base64(clientKeypair.publicKey),
clientPrivateKey: sodium.to_base64(clientKeypair.privateKey),
encryptedSessionData: sodium.to_base64(fullMessage)
};
}
}
exports.BrowserCryptoService = BrowserCryptoService;
exports.default = BrowserCryptoService;
//# sourceMappingURL=crypto.browser.js.map