scan_html
Scan bounded static HTML with JavaScript disabled and network access blocked.
This record as markdown: /tools/a11y-agent-skills/scan-html.md
What scan_html does on A11y Agent Skills
AI agents call scan_html to retrieve information from A11y Agent Skills without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why scan_html is rated Low
Tool scans static HTML content without executing code or accessing external resources, producing read-only audit results.
From the tool's definition scan bounded static HTML with JavaScript disabled and network access blocked
Attacks that exploit this kind of access
The rule that runs scan_html safely
PolicyLayer is an MCP gateway: it sits between your AI agents and A11y Agent Skills, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For scan_html, this is the rule to start with:
scan_html is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect A11y Agent Skills, apply this rule, and every scan_html call is checked against it from then on.
Questions about scan_html
Scan bounded static HTML with JavaScript disabled and network access blocked. It is categorised as a Read tool in the A11y Agent Skills MCP Server, which means it retrieves data without modifying state.
Register the A11y Agent Skills MCP server in PolicyLayer and add a rule for scan_html: 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 A11y Agent Skills. Nothing to install.
scan_html is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the scan_html 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 scan_html. 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.
scan_html is provided by the A11y Agent Skills MCP server (smukh/a11y-agent-skills). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on A11y Agent Skills, and thousands of servers like it.
This server
Across the catalogue