HTML DOM window crypto property
The Window.crypto property returns the crypto object associated with the global object. This is a read-only property. This object allows web pages to access certain cryptographic related services. This crypto object offers some methods to access, exp getRandomValues() method.
Syntax:
var cryp = window.crypto or window.msCrypto;
Value: This property returns an instance of the crypto object.
Example: This example uses the crypto property with its getRandomValues() method to generate a random array of size 5.
html
<!DOCTYPE HTML><html> <head> <title>window crypto property</title></head> <body style="text-align:center;"> <h1 style="color:green;"> GeeksForGeeks </h1> <p> HTML | Window.crypto property </p> <button onclick = "Geeks();"> click here </button> <p id="arr"> </p> <script> var arr = document.getElementById("arr"); function Geeks() { var array = new Uint16Array(5); console.log(window.crypto); a = window.crypto.getRandomValues(array); console.log(a); arr.innerHTML = "The random array is: "+a; } </script></body> </html> |
Output:
Before Clicking Button:
After Clicking Button:
Also, the crypto object in the console is:
Supported Browsers:
- Google Chrome 37
- Edge 12
- Firefox 1
- Safari 5
- Opera 24
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