Issue a verifiable credential to an identity (task_auth, capability, swarm_cmd, emergency)
Part of the Srv D7aoqmh5pdvs7391dcqg server.
Free to start. No card required.
AI agents use cardiac_issue_credential to create or modify resources in Srv D7aoqmh5pdvs7391dcqg. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.
Without a policy, an AI agent could call cardiac_issue_credential repeatedly, creating or modifying resources faster than any human could review. PolicyLayer's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Srv D7aoqmh5pdvs7391dcqg.
Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.
{
"version": "1",
"default": "deny",
"tools": {
"cardiac_issue_credential": {
"limits": [
{
"counter": "cardiac_issue_credential_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}See the full Srv D7aoqmh5pdvs7391dcqg policy for all 70 tools.
These attack patterns abuse exactly the kind of access cardiac_issue_credential gives an agent. Each links to the full case and the policy that stops it:
Other write tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.
Issue a verifiable credential to an identity (task_auth, capability, swarm_cmd, emergency). It is categorised as a Write tool in the Srv D7aoqmh5pdvs7391dcqg MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Srv D7aoqmh5pdvs7391dcqg MCP server in PolicyLayer and add a rule for cardiac_issue_credential: 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 Srv D7aoqmh5pdvs7391dcqg. Nothing to install.
cardiac_issue_credential is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the cardiac_issue_credential 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 cardiac_issue_credential. 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.
cardiac_issue_credential is provided by the Srv D7aoqmh5pdvs7391dcqg MCP server (ciprianpater/srv-d7aoqmh5pdvs7391dcqg). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 70 Srv D7aoqmh5pdvs7391dcqg tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
4,600+ MCP servers and 31,000+ tools scanned and risk-classified.