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performing-packet-injection-attack

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'Crafts and injects custom network packets using Scapy, hping3, and Nemesis

When to use

• Testing IDS/IPS rules by injecting traffic that should trigger specific detection signatures
• Validating firewall rules by crafting packets with specific flags, source addresses, and payloads
• Assessing network stack resilience to malformed packets, fragmentation attacks, and protocol violations
• Simulating spoofed traffic to test anti-spoofing controls (BCP38, uRPF)
• Performing TCP reset injection to test connection resilience and session hijacking scenarios

When not to use

• Denial-of-service attacks against production systems
• Spoofing traffic to frame third parties
• Use without explicit authorization

Skill page

Source