SSH Brute Force Attack Detection and Prevention System

To design a monitoring system that detects repeated failed SSH login attempts and automatically blocks suspicious IP addresses to prevent brute-force attacks.

Study SSH authentication mechanisms.

Analyze server log files.

Detect repeated failed login attempts.

Set threshold-based alert triggers.

Implement automatic IP blocking logic.

Maintain blocked IP database.

Create real-time monitoring dashboard.

Simulate brute-force attack in lab.

Measure response time of detection.

Add email alert notification.

Evaluate system effectiveness.

Document results and improvements.