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building-incident-timeline-with-timesketch

Build collaborative forensic incident timelines using Timesketch to ingest, normalize, and analyze multi-source event data for attack chain reconstruction and investigation documentation.

36

Quality

33%

Does it follow best practices?

Impact

No eval scenarios have been run

SecuritybySnyk

Risky

Do not use without reviewing

Fix and improve this skill with Tessl

tessl review fix ./skills/building-incident-timeline-with-timesketch/SKILL.md
SKILL.md
Quality
Evals
Security

Security

2 findings — 1 high severity, 1 medium severity. You should review these findings carefully before considering using this skill.

High

W007: Insecure credential handling detected in skill instructions

What this means

The skill handles credentials insecurely by requiring the agent to include secret values verbatim in its generated output. This exposes credentials in the agent’s context and conversation history, creating a risk of data exfiltration.

Why it was flagged

Insecure credential handling detected (high risk: 0.90). The prompt contains a Python API example that embeds plaintext credentials (username and password="password") directly in code, which encourages the LLM to handle or output secret values verbatim.

Report incorrect finding
Medium

W013: Attempt to modify system services in skill instructions

What this means

The skill prompts the agent to compromise the security or integrity of the user’s machine by modifying system-level services or configurations, such as obtaining elevated privileges, altering startup scripts, or changing system-wide settings.

Why it was flagged

Attempt to modify system services in skill instructions detected (high risk: 0.80). The prompt contains explicit privileged operations (e.g., "sudo docker compose up -d") and guides deployment of system services that modify the host state, which requires elevated privileges and can compromise the machine even though it doesn't explicitly create users or edit system files.

Repository
mukul975/Anthropic-Cybersecurity-Skills
Audited
Security analysis
Snyk

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.