Web Application Security is the practice of protecting websites and web apps from cyber threats by identifying and fixing vulnerabilities.
SQL Injection (SQLi): Attacker manipulates database queries.
Cross-Site Scripting (XSS): Injecting malicious scripts into web pages.
Broken Authentication: Weak login systems, stolen credentials.
Sensitive Data Exposure: Poor encryption or data leaks.
Security Misconfiguration: Default settings, unnecessary services.
Input validation & sanitization
Strong authentication (passwords + 2FA)
HTTPS & encryption
Regular patching & updates
Web Application Firewalls (WAF)
Vulnerability scanners (Burp Suite, OWASP ZAP)
Security testing frameworks
Protects user data
Prevents hacking & data breaches
Maintains trust & compliance
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