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What are effective strategies to secure user authentication on a web app?
Asked on May 06, 2026
Answer
To secure user authentication on a web app, implement multi-factor authentication, use strong password policies, and securely store passwords using hashing algorithms.
Example Concept: Multi-factor authentication (MFA) enhances security by requiring users to provide two or more verification factors to gain access to a resource. This can include something the user knows (password), something the user has (security token), or something the user is (biometric verification). MFA significantly reduces the risk of unauthorized access by adding an additional layer of security beyond just a password.
Additional Comment:
- Always use HTTPS to protect credentials during transmission.
- Implement rate limiting to prevent brute force attacks on login endpoints.
- Use a secure hashing algorithm like bcrypt for password storage.
✅ Answered with Security best practices.
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