export default { get ( win = globalThis ) { const nativeCrypto = win . crypto ; if ( nativeCrypto == null || nativeCrypto . subtle == null ) { throw Object . assign ( new Error ( 'Missing Web Crypto API. ' + 'The most likely cause of this error is that this page is being accessed ' + 'from an insecure context (i.e. not HTTPS). For more information and ' + 'possible resolutions see ' + 'https://github.com/libp2p/js-libp2p-crypto/blob/master/README.md#web-crypto-api' ) , { code : 'ERR_MISSING_WEB_CRYPTO' } ) ; } return nativeCrypto ; } } ;