feat: use webcrypto in favor of node-forge

BREAKING CHANGE: generateKeyPair is now async

benchmarks/key-stretcher.js

@@ -0,0 +1,43 @@
+'use strict'
+
+const Benchmark = require('benchmark')
+const crypto = require('../src')
+
+const suite = new Benchmark.Suite('key-stretcher')
+
+const keys = []
+
+const ciphers = ['AES-128', 'AES-256', 'Blowfish']
+const hashes = ['SHA1', 'SHA256', 'SHA512']
+
+crypto.generateEphemeralKeyPair('P-256', (err, res) => {
+  if (err) throw err
+
+  res.genSharedKey(res.key, (err, secret) => {
+    if (err) throw err
+    ciphers.forEach((cipher) => {
+      hashes.forEach((hash) => {
+        suite.add(`keyStretcher ${cipher} ${hash}`, (d) => {
+          crypto.keyStretcher(cipher, hash, secret, (err, k) => {
+            if (err) {
+              throw err
+            }
+
+            keys.push(k)
+            d.resolve()
+          })
+        }, {
+          defer: true
+        })
+      })
+    })
+
+    suite
+      .on('cycle', (event) => {
+        console.log(String(event.target))
+      })
+      .run({
+        'async': true
+      })
+  })
+})