Multiple choice technology web technology

What can be the Best Preventive measures against different vulnerabilities?

  1. Firewall

  2. Input Validation

  3. Updated Antivirus

  4. Extension check for file

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Input validation is the fundamental preventive measure against a wide range of application vulnerabilities (such as SQL injection, XSS, and path traversal) by ensuring only properly formatted data is processed.