1. SQL Injection: Employ input validation and parameterized queries to thwart SQL injection attacks. Monitor logs for unusual database activity.
2. Cross-Site Scripting (XSS): Sanitize user inputs and encode output to prevent XSS attacks. Utilize content security policy headers and browser security features.
3. DDoS Attacks: Deploy DDoS mitigation solutions and rate-limiting techniques. Utilize content delivery networks (CDNs) for traffic distribution.
4. Phishing: Educate users on phishing awareness and employ email filtering systems. Implement multi-factor authentication for enhanced security.
5. Malware Infections: Utilize anti-malware software and conduct regular system scans. Implement network segmentation to contain infections.