About

Installation

npm install --save @cymony/cryptomonyjs-opaque

Example Usage

import { Client, Server, initializeWasm } from '@cymony/cryptomonyjs-opaque';
(async () => {
 // Configuration Constants
 const clientPassword = "SuperSecurePassword";
 const clientIdentity = "example@example.com";
 const serverID = "example.com";
 const suiteName = "Ristretto255Suite";
 const credentialID = "UniqueCredIdentifier";
 //// Initialization Part
 console.log("*".repeat(10) + " Initialization Part " + "*".repeat(10));
 // run wasm / initialize wasm
 await initializeWasm().then(() => {
 console.log("Wasm initialized !!");
 });
 // create new client
 const client = new Client();
 console.log("New client created !!");
 // create new server
 const server = new Server();
 console.log("New server created !!");
 // check client initialized
 await client.isInitialized().then((result) => {
 console.log("client.isInitialized Result: ", result);
 });
 // initialize client / load configuration
 await client
 .initClient({
 suiteName: suiteName,
 serverID: serverID,
 })
 .then(() => {
 console.log("Client initialized !!");
 });
 // check client initialized
 await client.isInitialized().then((result) => {
 console.log("client.isInitialized Result: ", result);
 });
 // check server initialized
 await server.isInitialized().then((result) => {
 console.log("server.isInitialized Result: ", result);
 });
 // initialize server / load configuration
 await server
 .initServer({
 suiteName: suiteName,
 serverID: serverID,
 })
 .then(() => {
 console.log("Server initialized !!");
 });
 // check server initialized
 await server.isInitialized().then((result) => {
 console.log("server.isInitialized Result: ", result);
 });
 //// Registration Part
 console.log("*".repeat(10) + " Registration Part " + "*".repeat(10));
 // client registration init
 const { registrationState: clRegistrationState, registrationRequest } =
 await client.registrationInit(clientPassword).then((obj) => {
 console.log("RegistrationState: ", obj.registrationState);
 console.log("RegistrationRequest: ", obj.registrationRequest);
 return obj;
 });
 // server generate oprf key
 const oprfSeed = await server.generateOprfSeed().then((seed) => {
 console.log("Generated oprf seed: ", seed);
 return seed;
 });
 // server registration evulation
 const registrationResponse = await server
 .registrationEval(registrationRequest, oprfSeed, credentialID)
 .then((registrationResponse) => {
 console.log("Registration Response: ", registrationResponse);
 return registrationResponse;
 });
 // client registration finalize
 const { registrationRecord, exportKey: registrationExportKey } =
 await client
 .registrationFinalize(
 clRegistrationState,
 registrationResponse,
 clientIdentity
 )
 .then((obj) => {
 console.log("Registration Record: ", obj.registrationRecord);
 console.log("Registration ExportKey: ", obj.exportKey);
 return obj;
 });
 //// Login Part
 console.log("*".repeat(10) + " Login Part " + "*".repeat(10));
 // client login init
 const { loginState: clLoginState, ke1 } = await client
 .loginInit(clientPassword)
 .then((obj) => {
 console.log("Client Login State: ", obj.loginState);
 console.log("KE1: ", obj.ke1);
 return obj;
 });
 // server login init
 const { loginState: svLoginState, ke2 } = await server
 .loginInit(
 registrationRecord,
 ke1,
 oprfSeed,
 credentialID,
 clientIdentity
 )
 .then((obj) => {
 console.log("Server Login State: ", obj.loginState);
 console.log("KE2: ", obj.ke2);
 return obj;
 });
 // client login finish
 const {
 exportKey: loginExportKey,
 sessionKey: clSessionKey,
 ke3,
 } = await client
 .loginFinish(clLoginState, ke2, clientIdentity)
 .then((obj) => {
 console.log("Client Session Key: ", obj.sessionKey);
 console.log("Login Export Key: ", obj.exportKey);
 console.log("KE3: ", obj.ke3);
 return obj;
 });
 // server login finish
 const svSessionKey = await server
 .loginFinish(svLoginState, ke3)
 .then((svSessionKey) => {
 console.log("Server Session Key:", svSessionKey);
 return svSessionKey;
 });
 console.log("*".repeat(10) + " Equality Part " + "*".repeat(10));
 console.log(
 "Is Session Keys Equal: ",
 JSON.stringify(svSessionKey) === JSON.stringify(clSessionKey)
 );
 console.log(
 "Is Registration and Login Export Keys Equal: ",
 JSON.stringify(registrationExportKey) ===
 JSON.stringify(loginExportKey)
 );
})();

License