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Validating User Authentication Requests Node.js
app.get('/auth', (req, res) => {
let username = req.query.username || '';
const password = req.query.password || '';
username = username.replace(/[!@#$%^&*]/g, '');
if (!username || !password || !users[username]) {
return res.sendStatus(400);
}
const { salt, hash } = users[username];
const encryptHash = crypto.pbkdf2Sync(password, salt, 10000, 512, 'sha512');
if (crypto.timingSafeEqual(hash, encryptHash)) {
res.sendStatus(200);
} else {
res.sendStatus(401);
}
});
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