Circle of Trust

circleOfTrust.js

// https://www.reddit.com/r/CircleofTrust/comments/8950o3/hash/

var encryptedPassword = new Uint8Array([254, 49, 107, 19, 58, 24, 210, 3, 23, 245, 223, 217, 18, 231, 130, 33, 66, 77, 106, 50, 105, 143, 0, 149, 128, 242, 29, 251, 207, 11, 223, 127, 128, 2, 167, 235, 206, 26, 240, 155, 205, 240, 9, 216, 213, 196, 253, 156, 141, 156, 97, 35, 179, 248, 109, 0, 249, 92, 215, 58, 246, 73, 110, 0, 79, 201]);
var initializationVector = new Uint8Array([137, 244, 179, 47, 179, 29, 74, 151, 160, 85, 68, 111]);
var rawKey = JSON.parse("{\"alg\":\"A256GCM\",\"ext\":true,\"k\":\"gMjbMslfSKYPRDc-HJKqWrZ17tL5r97QUja62OG-944\",\"key_ops\":[\"encrypt\",\"decrypt\"],\"kty\":\"oct\"}");

window.crypto.subtle.importKey(
    "jwk",
    rawKey,
    { name: "AES-GCM", },
    false,
    ["encrypt", "decrypt"]
)
.then(function(key){
    window.crypto.subtle.decrypt(
        {
            name: "AES-GCM",
            iv: initializationVector,
            tagLength: 128,
        },
        key,
        encryptedPassword
    )
    .then(function(decrypted){
        console.log("The password is: " + new TextDecoder("utf-8").decode(decrypted));
    })
    .catch(function(err){
        console.error(err);
    });
})
.catch(function(err){
    console.error(err);
});