I'm trying to port the following php code to javascript on node.js:   $mac = hash_hmac('SHA256', 'string', 'secret', true); $coded = base64_encode($mac);   I've tried the following:   var Crypto = require('crypto&#...
I am trying to do a Sha256 on a file in Javascript. I used FileReader(HTML5) to read in a file. I use the readAsBinaryString function in the FileReader to pass in the images file. Then on the FileReader.onload function I pass in the evt.target.result...
I have a database from django and I want to work with it from Node.js. I have a task: authenticate users. Known from database: algorithm pbkdf2_sha256, salt, 10000 iterations and base64-encoded hash. What steps I must to do in JS to encode some passw...
I'm trying to generate SHA-256 hash for files.  I have used https://www.npmjs.com/package/crypto-js library for that. please see below code for that.   import { Component, OnInit } from '@angular/core'; var SHA256 = require("crypto-js...
Question:      How to generate a checksum correctly, which is unique, consistent independent of browsers? Also, I would like to convert a SHA256/MD5 checksum string to 64-bit. How to properly read a file without huge RAM requirement to generate check...
I am using the crypto module of node.js to generate a SHA256 hash like this:  const key = crypto.createHmac('sha256', data).digest('hex');   Now, tweetnacl throws the error: bad key size when the key is passed in the secretbox:  nacl....
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I'm trying to write a javascript lib to push events to Pusher.  In the environment I'm using I can't use nodejs, so no require('crypto') ... or at least I do not know of a way of using it outside node.  I'm following the examp...
I am trying to use CryptoJS to get the checksum of large files( bigger than 500MB) so browser doesn't crash. I am already using a Web Worker with chunking. So, I am try to progressively use each chunk when I iterate through the chunks to update C...

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