(Writeup) LetsDefend Challenge - Brute Force Attacks
Analyzing a PCAP and Linux auth.log to investigate HTTP, RDP, and SSH brute-force activity, identifying successful credential compromise, and quantifying failed login attempts.
Wireshark
(Writeup) LetsDefend Challenge - Disclose The Agent
Analyzing an SMTP PCAP to identify leaked credentials, decode Base64 authentication data, extract and reconstruct an email attachment from network traffic, and verify file integrity through hashing.
(Writeup) LetsDefend Challenge - Http Basic Auth.
Analyzing a PCAP file to identify HTTP GET requests, enumerate server and client details from HTTP headers, and decode Basic Authentication credentials using Wireshark and CyberChef.
(Writeup) LetsDefend Challenge - Shellshock Attack
Analyzing Shellshock attack activity in a PCAP file using Wireshark, identifying the target server details and the injected command.
(Writeup) LetsDefend Challenge - Port Scan Activity
Analyzing port scan activity in a PCAP file using Wireshark, identifying the scanning host, discovered systems, and network indicators.