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sync_index

Synchronize, cleanup, or reset analysis-derived data (indexed functions, cached audits, code maps, schema overlays). Project tasks, analyzer configs, and whitelist entries are preserved on reset.

Part of the Code Auditor server.

sync_index can permanently delete data in Code Auditor, with no limits today. PolicyLayer puts allow, deny, and rate-limit rules on every call. Live in minutes.

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AI agents may call sync_index to permanently remove or destroy resources in Code Auditor. Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. PolicyLayer blocks destructive tools by default and requires explicit human approval before enabling them.

Without a policy, an AI agent could call sync_index in a loop, permanently destroying resources in Code Auditor. There is no undo for destructive operations. PolicyLayer blocks this tool by default and only allows it when a human explicitly approves the action.

Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.

policy.json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "sync_index"
  ]
}

See the full Code Auditor policy for all 38 tools.

Get this rule live on your own Code Auditor server in minutes. PolicyLayer enforces it on every call, before it runs.

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These attack patterns abuse exactly the kind of access sync_index gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so sync_index only ever does what you allow.

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Other destructive tools across the catalogue. The same approach applies to each: deny by default, or require human approval.

What does the sync_index tool do? +

Synchronize, cleanup, or reset analysis-derived data (indexed functions, cached audits, code maps, schema overlays). Project tasks, analyzer configs, and whitelist entries are preserved on reset.. It is categorised as a Destructive tool in the Code Auditor MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on sync_index? +

Register the Code Auditor MCP server in PolicyLayer and add a rule for sync_index: 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 Code Auditor. Nothing to install.

What risk level is sync_index? +

sync_index is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit sync_index? +

Yes. Add a rate_limit block to the sync_index 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.

How do I block sync_index completely? +

Set action: deny in the PolicyLayer policy for sync_index. 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.

What MCP server provides sync_index? +

sync_index is provided by the Code Auditor MCP server (code-auditor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Code Auditor tool call.

Deterministic rules across all 38 Code Auditor tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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4,600+ MCP servers and 31,000+ tools scanned and risk-classified.

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