Habilidades Wireshark Network Traffic Analysis
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Wireshark Network Traffic Analysis

Seguro

Analyze Network Traffic with Wireshark

Network troubleshooting and security investigations require deep packet inspection. This skill provides comprehensive Wireshark techniques to capture, filter, and analyze network traffic for incident response and performance optimization.

Suporta: Claude Codex Code(CC)
🥉 72 Bronze
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A utilizar "Wireshark Network Traffic Analysis". Show me how to filter for all DNS traffic and identify failed DNS lookups

Resultado esperado:

  • Filter: dns - shows all DNS queries and responses
  • Filter: dns.flags.response == 0 - shows DNS queries only
  • Filter: dns.flags.rcode != 0 - shows failed DNS lookups with error codes
  • Use Statistics > Conversations to see top queried domains

A utilizar "Wireshark Network Traffic Analysis". How do I detect port scanning activity in this capture?

Resultado esperado:

  • Filter: ip.src == SUSPECT_IP && tcp.flags.syn == 1 - shows all SYN packets from source
  • Check Statistics > Conversations > TCP tab
  • Look for single source IP connecting to many destination ports
  • Identical timing patterns suggest automated scanning tools

Auditoria de Segurança

Seguro
v1 • 2/25/2026

Static analysis detected 76 potential security issues but all are false positives. This is a documentation-only skill containing Wireshark filter syntax examples and network analysis procedures. No executable code, external commands, or network operations exist. All flagged patterns are markdown code blocks showing educational examples of Wireshark display filters, protocol syntax, and security investigation techniques.

1
Arquivos analisados
498
Linhas analisadas
0
achados
1
Total de auditorias
Nenhum problema de segurança encontrado
Auditado por: claude

Pontuação de qualidade

38
Arquitetura
100
Manutenibilidade
87
Conteúdo
50
Comunidade
100
Segurança
74
Conformidade com especificações

O Que Você Pode Construir

Security Incident Investigation

Analyze captured network traffic to identify malicious patterns, detect data exfiltration, and reconstruct attack sequences for forensic evidence collection

Network Troubleshooting

Diagnose connectivity issues, identify packet loss, analyze TCP retransmissions, and locate performance bottlenecks in application traffic

Protocol Analysis Education

Learn network protocols by examining real packet captures, understanding protocol handshakes, and visualizing communication patterns between hosts

Tente Estes Prompts

Basic Traffic Filtering
I have a PCAP file and need to find all HTTP traffic. Show me how to filter for HTTP requests and responses in Wireshark.
Stream Reconstruction
Help me follow the TCP stream for this packet to see the complete conversation between the client and server, including all transmitted data.
Security Analysis
I suspect malware C2 communication. Show me Wireshark filters to detect beaconing patterns, unusual DNS queries, and high-frequency connections to suspicious IPs.
Performance Diagnostics
Our web application is slow. Help me analyze packet captures to identify TCP retransmissions, zero window issues, and high latency problems.

Melhores Práticas

  • Always use capture filters before starting packet capture to limit data collection and reduce memory usage
  • Apply display filters incrementally to isolate specific traffic rather than deleting packets from the capture
  • Document analysis findings with annotated screenshots and exported packet dissections for reporting
  • Save captures regularly during long analysis sessions to prevent data loss if Wireshark crashes

Evitar

  • Capturing traffic on networks without proper authorization violates privacy laws and organizational policies
  • Deleting packets from captures instead of using display filters permanently loses analysis context
  • Analyzing encrypted TLS traffic without decryption keys wastes time since payload content is inaccessible
  • Opening large multi-gigabyte PCAP files without filtering first can exhaust system memory

Perguntas Frequentes

Do I need administrator or root privileges to capture packets?
Yes, live packet capture requires administrator privileges on Windows or root access on Linux/macOS to put network interfaces into promiscuous mode.
Can this skill decrypt HTTPS and TLS traffic?
No. Encrypted traffic content cannot be viewed without the server private key or pre-master secret. This skill shows how to analyze metadata and handshake information only.
Why is my filter showing in red color?
Red text indicates invalid filter syntax. Check field names, operators, and use the Expression button to browse valid protocol fields for your Wireshark version.
Can I analyze captured packets without Wireshark installed?
No. This skill provides guidance and techniques for Wireshark, but you must have Wireshark installed to open PCAP files and apply filters.
What is the difference between capture filters and display filters?
Capture filters limit what packets are collected before saving, reducing file size. Display filters search and highlight packets already captured, letting you analyze without data loss.
How do I share my analysis findings with team members?
Use File > Export Specified Packets to save filtered traffic, export packet dissections as text or CSV, and annotate with screenshots showing filters and statistics.

Detalhes do Desenvolvedor

Estrutura de arquivos

📄 SKILL.md