Analyzing Network Traffic with Wireshark When to Use - Investigating suspected network intrusions by examining packet-level evidence of command-and-control traffic, data exfiltration, or lateral movement - Diagnosing network performance issues such as retransmissions, fragmentation, or DNS resolution failures - Analyzing malware communication patterns by capturing traffic from sandboxed or isolated hosts - Validating firewall and IDS rules by confirming what traffic is actually traversing network segments - Extracting files, credentials, or indicators of compromise from captured network sessi…