Run results for: repeated Math.random() vs crypto.getRandomValues()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.3 Safari/605.1.15

Browser: Safari 15

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Math.random()	582.0 Ops/sec
crypto.getRandomValues()	52613.8 Ops/sec

Script Preparation code:

var v = new Uint32Array(16384);

Tests: