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What's the best way to securely store user passwords in a web application?
Asked on May 16, 2026
Answer
The best way to securely store user passwords in a web application is to hash them using a strong, one-way hashing algorithm with a unique salt for each password.
<!-- BEGIN COPY / PASTE -->
const bcrypt = require('bcrypt');
const saltRounds = 10;
function hashPassword(password) {
return bcrypt.hash(password, saltRounds);
}
<!-- END COPY / PASTE -->Additional Comment:
- Always use a well-tested library like bcrypt, Argon2, or PBKDF2 for password hashing.
- Never store plain text passwords or use reversible encryption.
- Regularly update your hashing algorithm to the latest standards to ensure security.
✅ Answered with Security best practices.
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