Window.crypto

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Window.crypto propriedade somente de leitura, devolve um objeto do tipo Crypto associado ao objeto global. Este objeto permite que páginas da web utilizem recursos de criptografia.

Sintaxe

var cryptoObj = window.crypto || window.msCrypto; // for IE 11

Exemplo

Usando a propriedade Window.crypto para acessar o método getRandomValues()

JavaScript

js
genRandomNumbers = function getRandomNumbers() {
  var array = new Uint32Array(10);
  window.crypto.getRandomValues(array);

  var randText = document.getElementById("myRandText");
  randText.innerHTML = "The random numbers are: ";
  for (var i = 0; i < array.length; i++) {
    randText.innerHTML += array[i] + " ";
  }
};

HTML

html
<p id="myRandText">The random numbers are:</p>
<button type="button" onClick="genRandomNumbers()">
  Generate 10 random numbers
</button>

Resultado

Especificações

Specification
Web Cryptography API
# dom-windoworworkerglobalscope-crypto

Compatibilidade com navegadores

Report problems with this compatibility data on GitHub
desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
Node.js
crypto
Available in workers

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
Partial support
Partial support
Uses a non-standard name.
Has more compatibility info.

Veja também