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secure-webstore

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secure-webstore - npm Package Compare versions

Comparing version 1.2.1 to 1.3.0

2

dist/secure-webstore.js

@@ -1,2 +0,2 @@

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0===n&&(n="base64"),window.crypto.subtle.importKey("pkcs8","string"==typeof e?t.from(e,n):e,{name:"ECDSA",namedCurve:r},!0,["sign"])},e.exportPublicKey=function(e,o){return void 0===o&&(o="base64"),r(this,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return[4,window.crypto.subtle.exportKey("spki",e)];case 1:return r=n.sent(),[2,"raw"===o?new Uint8Array(r):t.from(r).toString(o)]}}))}))},e.exportPrivateKey=function(e,o){return void 0===o&&(o="base64"),r(this,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return[4,window.crypto.subtle.exportKey("pkcs8",e)];case 1:return r=n.sent(),[2,"raw"===o?new Uint8Array(r):t.from(r).toString(o)]}}))}))},e.sign=function(e,o,i,u){return void 0===i&&(i="base64"),void 0===u&&(u="SHA-256"),r(void 0,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return[4,window.crypto.subtle.sign({name:"ECDSA",hash:{name:u}},e,t.from(JSON.stringify(o)))];case 1:return r=n.sent(),[2,"raw"===i?new Uint8Array(r):t.from(r).toString(i)]}}))}))},e.verify=function(e,o,i,u,s){return void 0===u&&(u="base64"),void 0===s&&(s="SHA-256"),r(void 0,void 0,void 0,(function(){return n(this,(function(r){return[2,window.crypto.subtle.verify({name:"ECDSA",hash:{name:s}},e,t.from(i,u),t.from(JSON.stringify(o)))]}))}))},e.genAESKey=function(t,e,r){return void 0===t&&(t=!0),void 0===e&&(e="AES-GCM"),void 0===r&&(r=128),window.crypto.subtle.generateKey({name:e,length:r},t,["decrypt","encrypt"])};var a=function(e,r,n){void 0===r&&(r="raw"),void 0===n&&(n="AES-GCM");var o="raw"===r?t.from(e,"base64"):e;return window.crypto.subtle.importKey(r,o,{name:n},!0,["encrypt","decrypt"])};e.importKey=a;var f=function(t,e){return void 0===e&&(e="raw"),r(void 0,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return[4,window.crypto.subtle.exportKey(e,t)];case 1:return r=n.sent(),[2,"raw"===e?new Uint8Array(r):r]}}))}))};e.exportKey=f;var c=function(t,e,o){return r(void 0,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return[4,window.crypto.subtle.encrypt(o,t,e)];case 1:return r=n.sent(),[2,new Uint8Array(r)]}}))}))};e.encryptBuffer=c;var h=function(t,e,o){return r(void 0,void 0,void 0,(function(){var r;return n(this,(function(n){switch(n.label){case 0:return n.trys.push([0,2,,3]),[4,window.crypto.subtle.decrypt(o,t,e)];case 1:return r=n.sent(),[2,new Uint8Array(r)];case 2:if("Unsupported state or unable to authenticate data"===n.sent().message)throw new Error("Unable to decrypt data");return[3,3];case 3:return[2]}}))}))};e.decryptBuffer=h;var l=function(e,u,s){return void 0===s&&(s="hex"),r(void 0,void 0,void 0,(function(){var r,a,f;return n(this,(function(n){switch(n.label){case 0:return o(e),r={iv:i("AES-GCM"===e.algorithm.name?12:16),plaintext:t.from(JSON.stringify(u))},a={name:e.algorithm.name,iv:r.iv},[4,c(e,r.plaintext,a)];case 1:return f=n.sent(),[2,{ciphertext:t.from(f).toString(s),iv:t.from(r.iv).toString(s)}]}}))}))};e.encrypt=l;var p=function(e,i,u){return void 0===u&&(u="hex"),r(void 0,void 0,void 0,(function(){var r,s,a;return n(this,(function(n){switch(n.label){case 0:o(e),r={ciphertext:t.from(Object.prototype.hasOwnProperty.call(i,"ciphertext")?i.ciphertext:"",u),iv:Object.prototype.hasOwnProperty.call(i,"iv")?t.from(i.iv,u):""},s={name:e.algorithm.name,iv:r.iv},n.label=1;case 1:return n.trys.push([1,3,,4]),[4,h(e,r.ciphertext,s)];case 2:if(void 0===(a=n.sent()))throw new Error;return[2,JSON.parse(t.from(a).toString())];case 3:throw n.sent(),new Error("Unable to decrypt data");case 4:return[2]}}))}))};e.decrypt=p;var y=function(e,o,i,u){return r(void 0,void 0,void 0,(function(){var r,s;return n(this,(function(n){switch(n.label){case 0:return i<1e4&&console.warn("Less than 10000 :("),[4,window.crypto.subtle.importKey("raw","string"==typeof e?t.from(e):e,"PBKDF2",!1,["deriveBits","deriveKey"])];case 1:return r=n.sent(),[4,window.crypto.subtle.deriveBits({name:"PBKDF2",salt:o||new Uint8Array([]),iterations:i||1e5,hash:u||"SHA-256"},r,128)];case 2:return s=n.sent(),[2,new Uint8Array(s)]}}))}))},d=function(e,o,u,s){return void 0===o&&(o=i(16)),void 0===u&&(u=1e5),void 0===s&&(s="SHA-256"),r(void 0,void 0,void 0,(function(){var r,i;return n(this,(function(n){switch(n.label){case 0:return function(t){if("string"!=typeof t||""===t)throw new Error("Not a valid value")}(e),[4,y(e,o,u,s)];case 1:return r=n.sent(),[4,a(r)];case 2:return i=n.sent(),[2,{derivationParams:{salt:t.from(o).toString("hex"),iterations:u,hashAlgo:s},key:i}]}}))}))};e.genEncryptedMasterKey=function(t,e,o,i){return r(void 0,void 0,void 0,(function(){var r,s,a;return n(this,(function(n){switch(n.label){case 0:return[4,d(t,e,o,i)];case 1:return r=n.sent(),s=u(32,"hex"),[4,l(r.key,s)];case 2:return a=n.sent(),[2,{derivationParams:r.derivationParams,encryptedMasterKey:a}]}}))}))},e.updatePassphraseKey=function(e,o,i,u,s,a){return r(void 0,void 0,void 0,(function(){var r,c,h,p,y,w;return n(this,(function(n){switch(n.label){case 0:return[4,v(e,i)];case 1:return r=n.sent(),[4,d(o,u,s,a)];case 2:return c=n.sent(),y=(p=t).from,[4,f(r)];case 3:return h=y.apply(p,[n.sent()]).toString("hex"),[4,l(c.key,h)];case 4:return w=n.sent(),[2,{derivationParams:c.derivationParams,encryptedMasterKey:w}]}}))}))};var v=function(e,o){return r(void 0,void 0,void 0,(function(){var r,i,u,s,f,c,h,l,d,v;return n(this,(function(n){switch(n.label){case 0:if(!o.encryptedMasterKey||!o.derivationParams)throw new Error("Missing properties from master key");return r=o.derivationParams,i=o.encryptedMasterKey,u=r.salt,s=r.iterations,f=r.hashAlgo,c="string"==typeof u?t.from(u,"hex"):u,[4,y(e,c,s,f)];case 1:return h=n.sent(),[4,a(h)];case 2:l=n.sent(),n.label=3;case 3:return n.trys.push([3,5,,6]),[4,p(l,i)];case 4:return d=n.sent(),v=t.from(d,"hex"),[2,window.crypto.subtle.importKey("raw",v,{name:"AES-GCM"},!0,["encrypt","decrypt"])];case 5:throw n.sent(),new Error("Wrong passphrase");case 6:return[2]}}))}))};e.decryptMasterKey=v;var w=i;e._genRandomBuffer=w;var g=u;e._genRandomBufferAsStr=g}).call(this,r(1).Buffer)},function(t,e,r){"use strict";(function(t){
/*!

@@ -3,0 +3,0 @@ * The buffer module from node.js, for the browser.

2

package.json
{
"name": "secure-webstore",
"version": "1.2.1",
"version": "1.3.0",
"description": "Secure IndexedDB store using encryption",

@@ -5,0 +5,0 @@ "author": "Andrei Sambra",

14

src/secure-webstore.ts

@@ -6,2 +6,4 @@ import * as idb from './store';

const encryptedKeyKey = '__key';
class Store {

@@ -34,3 +36,3 @@ private store: idb.Store;

try {
let encryptedKey: crypto.ProtectedMasterKey | undefined = await idb.get('__key', this.store)
let encryptedKey: crypto.ProtectedMasterKey | undefined = await idb.get(encryptedKeyKey, this.store)
// generate a new key for the user if no key exists (empty store)

@@ -40,3 +42,3 @@ if (!encryptedKey) {

// store the new key since it's the first time
await idb.set('__key', encryptedKey, this.store)
await idb.set(encryptedKeyKey, encryptedKey, this.store)
}

@@ -61,3 +63,3 @@ // decrypt key so we can use it during this session

const encryptedKey = await crypto.updatePassphraseKey(oldPass, newPass, this.encMasterKey)
await idb.set('__key', encryptedKey, this.store)
await idb.set(encryptedKeyKey, encryptedKey, this.store)
this.encMasterKey = encryptedKey

@@ -88,4 +90,6 @@ } catch (e) {

keys (): Promise<IDBValidKey[]> {
return idb.keys(this.store)
async keys (): Promise<IDBValidKey[]> {
const keys = await idb.keys(this.store);
// Users of secure-webstore should not have to be aware of existence of __key.
return keys.filter(key => key !== encryptedKeyKey);
}

@@ -92,0 +96,0 @@

12

test/store.test.js

@@ -101,4 +101,4 @@ /* eslint-env mocha */

const items = await store.keys() // [ '__key', 'one' ]
chai.assert.equal(items.length, 2)
const items = await store.keys() // [ 'one' ]
chai.assert.equal(items.length, 1)
await store.close()

@@ -113,4 +113,4 @@ })

const items = await store.keys() // [ '__key', 'one ]
chai.assert.equal(items.length, 2)
const items = await store.keys() // [ 'one ]
chai.assert.equal(items.length, 1)
await store.close()

@@ -125,4 +125,4 @@ })

const items = await store.keys() // [ '__key' ]
chai.assert.equal(items.length, 1)
const items = await store.keys() // []
chai.assert.equal(items.length, 0)
await store.close()

@@ -129,0 +129,0 @@ })

dist/secure-webstore.js.map

Sorry, the diff of this file is not supported yet

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