Post non-transactional activity loyalty points for a customer
AI agents use customer_post_nontransactional_activity_loyalty_points to create or update resources in MCP Dynamics 365 Commerce Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Dynamics 365 Commerce Server environment.
This tool creates or modifies loyalty points in a customer's account, which is a reversible change to customer data. It falls under Write rather than Financial because loyalty points are typically account credits (not direct monetary transfers). It could be manipulated to award unearned points, but the action itself is reversible through adjustments.
From the tool's definition Tool name contains 'post' and description states 'Post non-transactional activity loyalty points for a customer', indicating creation/modification of customer loyalty data.
Attacks that exploit this kind of access
Post non-transactional activity loyalty points for a customer. It is categorised as a Write tool in the MCP Dynamics 365 Commerce Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the MCP Dynamics 365 Commerce Server MCP server in PolicyLayer and add a rule for customer_post_nontransactional_activity_loyalty_points: 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 MCP Dynamics 365 Commerce Server. Nothing to install.
customer_post_nontransactional_activity_loyalty_points 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 customer_post_nontransactional_activity_loyalty_points 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 customer_post_nontransactional_activity_loyalty_points. 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.
customer_post_nontransactional_activity_loyalty_points is provided by the MCP Dynamics 365 Commerce Server MCP server (jiantmo/mcp-commerce). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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