arvan_set_dnssec
Enable or disable DNSSEC for a domain.
This record as markdown: /tools/dwin-gharibi-arvancloud-mcp/arvan-set-dnssec.md
What arvan_set_dnssec does on ArvanCloud MCP Server
AI agents use arvan_set_dnssec to create or update resources in ArvanCloud MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ArvanCloud MCP Server environment.
Why arvan_set_dnssec is rated Medium
This tool modifies domain DNSSEC settings, which is a reversible write operation affecting domain security posture. While critical for security, it is not destructive (settings can be toggled back), not financial, and not code execution. The high severity reflects that misconfiguring DNSSEC could break domain validation, impact email delivery, or weaken DNS security, affecting all traffic to the domain.
From the tool's definition Tool name 'arvan_set_dnssec' and description 'Enable or disable DNSSEC for a domain' indicates modifying DNS security settings for a domain, which is a configuration change.
Attacks that exploit this kind of access
The rule that runs arvan_set_dnssec safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ArvanCloud MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For arvan_set_dnssec, this is the rule to start with:
arvan_set_dnssec stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect ArvanCloud MCP Server, apply this rule, and every arvan_set_dnssec call is checked against it from then on.
Questions about arvan_set_dnssec
Enable or disable DNSSEC for a domain. It is categorised as a Write tool in the ArvanCloud MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the ArvanCloud MCP Server MCP server in PolicyLayer and add a rule for arvan_set_dnssec: 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 ArvanCloud MCP Server. Nothing to install.
arvan_set_dnssec 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 arvan_set_dnssec 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 arvan_set_dnssec. 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.
arvan_set_dnssec is provided by the ArvanCloud MCP Server MCP server (dwin-gharibi/arvancloud-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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