arp_scan_discovery
A execute tool on the Hexstrike Ai MCP server.
This record as markdown: /tools/hexstrike-ai/arp-scan-discovery.md
What arp_scan_discovery does on Hexstrike Ai
AI agents invoke arp_scan_discovery to trigger actions in Hexstrike Ai. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why arp_scan_discovery is rated High
ARP scanning is a network reconnaissance technique that actively sends ARP requests to discover live hosts on a local network segment. Despite the empty description, the tool name strongly implies execution of an active network scan. On a pentesting/offensive security server, this tool runs an external network operation whose effects depend on the target arguments.
From the tool's definition Tool name: 'arp_scan_discovery' on a server described as running '150+ cybersecurity tools for automated pentesting, vulnerability discovery, bug bounty automation, and offensive security'
Attacks that exploit this kind of access
The rule that runs arp_scan_discovery safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hexstrike Ai, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For arp_scan_discovery, this is the rule to start with:
arp_scan_discovery stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Hexstrike Ai, apply this rule, and every arp_scan_discovery call is checked against it from then on.
Questions about arp_scan_discovery
arp_scan_discovery is a execute tool on the Hexstrike Ai MCP server. It is categorised as a Execute tool in the Hexstrike Ai MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Hexstrike Ai MCP server in PolicyLayer and add a rule for arp_scan_discovery: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Hexstrike Ai. Nothing to install.
arp_scan_discovery is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the arp_scan_discovery rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for arp_scan_discovery. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
arp_scan_discovery is provided by the Hexstrike Ai MCP server (0x4m4/hexstrike-ai). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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