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var string = new Uint8Array([0x01, 0x02]);
var data = new Uint8Array([0x03, 0x04, 0x05]);
var handle_error = function (error) {
window.crypto.subtle.digest({name: "SHA-256"}, string).then(function (hash) {
console.log(new Uint8Array(hash));
window.crypto.subtle.importKey("raw", hash, {name: "AES-GCM"}, true, ["encrypt", "decrypt"]).then(function (key) {
var algorithm = key.algorithm;
algorithm.iv = window.crypto.getRandomValues(new Uint8Array(16));
window.crypto.subtle.encrypt(algorithm, key, data).then(function (ct) {
console.log("AES-GCM encrypt:");
console.log(new Uint8Array(ct));
window.crypto.subtle.decrypt(algorithm, key, ct).then(function (pt) {
console.log("AES-GCM decrypt:");
console.log(new Uint8Array(pt));
}, handle_error);
}, handle_error);
}, handle_error);
}, handle_error);
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