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What are the best practices for securing user password storage in a web app?

Asked on Jan 20, 2026

Answer

To securely store user passwords in a web app, always use strong hashing algorithms with salting. Avoid storing passwords in plain text or using outdated hashing methods.
<!-- BEGIN COPY / PASTE -->
    const bcrypt = require('bcrypt');
    const saltRounds = 10;
    const plainPassword = 'user-password';

    bcrypt.hash(plainPassword, saltRounds, function(err, hash) {
      // Store hash in your password DB.
    });
    <!-- END COPY / PASTE -->
Additional Comment:
  • Always use a well-tested library like bcrypt for hashing passwords.
  • Implement salting to ensure each password hash is unique, even if the same password is used by different users.
  • Regularly update your hashing strategy to accommodate advances in computational power and security research.

✅ Answered with Security best practices.


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