@aws-crypto/supports-web-crypto

Functions to check web crypto support for browsers.

Usage

import {supportsWebCrypto} from '@aws-crypto/supports-web-crypto';

if (supportsWebCrypto(window)) {
  // window.crypto.subtle.encrypt will exist
}

supportsWebCrypto

Used to make sure window.crypto.subtle exists and implements crypto functions as well as a cryptographic secure random source exists.

supportsSecureRandom

Used to make sure that a cryptographic secure random source exists. Does not check for window.crypto.subtle.

supportsSubtleCrypto

supportsZeroByteGCM

Test

npm test