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wireshark_extract_tls_handshakes

Extract TLS/SSL handshake details including version, cipher, SNI, and certificate issuer from capture files. Returns tabular data for security analysis.

Instructions

[TLS] Extract TLS/SSL handshake information (version, cipher, SNI, cert issuer).

Args: pcap_file: Path to capture file limit: Maximum handshakes to return (default: 50)

Returns: Tabular TLS handshake data or JSON error

Example: wireshark_extract_tls_handshakes("https_traffic.pcap")

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
limitNo
pcap_fileYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations provided, so description carries full burden. It mentions return format but does not disclose potential side effects, performance impact, or whether it modifies the capture file. Minimal behavioral disclosure.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Description is very concise with a clear structure (purpose, Args, Returns, Example). Every sentence adds value, no unnecessary words.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the output schema exists, the description is reasonably complete for a simple extraction tool. It specifies return format and uses limit parameter, but could mention behavior when no handshakes are found.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 0%, but description compensates by explaining pcap_file as 'Path to capture file' and limit as 'Maximum handshakes to return (default: 50)', adding meaningful context beyond the schema.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

Description clearly states 'Extract TLS/SSL handshake information' and lists specific fields (version, cipher, SNI, cert issuer), distinguishing it from sibling extraction tools like extract_credentials or extract_dhcp_info.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Implies usage when TLS handshake data is needed, but no explicit guidance on when to use this tool versus alternatives, nor any exclusions or prerequisites.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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