Configure multiplayer and player flow: replication, RPCs, authority/relevancy, network prediction, sessions, split-screen, LAN/voice chat, game framework classes, match rules, and input mappings. Required: action. Select one enum value, then provide only parameters relevant to that action. Params...
Risk signalsAccepts file system path (path) · Accepts freeform code/query input (cmd) · High parameter count (135 properties)
Part of the Unreal Engine server.
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AI agents use manage_networking to create or modify resources in Unreal Engine. 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 manage_networking 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 Unreal Engine.
Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.
{
"version": "1",
"default": "deny",
"tools": {
"manage_networking": {
"limits": [
{
"counter": "manage_networking_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}See the full Unreal Engine policy for all 23 tools.
These attack patterns abuse exactly the kind of access manage_networking 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.
Configure multiplayer and player flow: replication, RPCs, authority/relevancy, network prediction, sessions, split-screen, LAN/voice chat, game framework classes, match rules, and input mappings. Required: action. Select one enum value, then provide only parameters relevant to that action. Params by action: blueprintPath, actorName, propertyName, replicated, condition, repNotifyFunc, netUpdateFrequency, minNetUpdateFrequency, netPriority, dormancy, functionName, rpcType, reliable, withValidation, ownerActorName, isAutonomousProxy, netCullDistanceSquared, useOwnerNetRelevancy, alwaysRelevant, onlyRelevantToOwner, structName, usePushModel, enablePrediction, correctionThreshold, smoothingRate, dataType, networkSmoothingMode, networkMaxSmoothUpdateDistance, networkNoSmoothUpdateDistance, maxClientRate, maxInternetClientRate, netServerMaxTickRate, role, replicateMovement, spatiallyLoaded, netLoadOnClient, replicationPolicy, customSerialization, predictionThreshold, sessionName, maxPlayers, bIsLANMatch, bAllowJoinInProgress, bAllowInvites, bUsesPresence, bUseLobbiesIfAvailable, bShouldAdvertise, interfaceType, enabled, splitScreenType, playerIndex, controllerId, serverAddress, serverPort, serverPassword, serverName, mapName, travelOptions, voiceEnabled, voiceSettings, channelName, channelType, playerName, targetPlayerId, muted, attenuationRadius, attenuationFalloff, pushToTalkEnabled, pushToTalkKey, name, path, gameModeBlueprint, parentClass, pawnClass, defaultPawnClass, playerControllerClass, gameStateClass, playerStateClass, spectatorClass, hudClass, bDelayedStart, states, numRounds, roundTime, intermissionTime, numTeams, teamSize, autoBalance, friendlyFire, teamIndex, scorePerKill, scorePerObjective, scorePerAssist, spawnSelectionMethod, respawnDelay, respawnLocation, usePlayerStarts, allowSpectating, spectatorViewMode, save, contextPath, actionPath, actionName, axisName, key, scale, shift, ctrl, alt, cmd, triggerType, modifierType, assetPath, priority, timeoutMs, canRespawn, executeTravel, forceRespawn, localPlayerNum, maxRespawns, respawnLives, scorePerDeath, systemWide, variableName, winScore, params.. It is categorised as a Write tool in the Unreal Engine MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Unreal Engine MCP server in PolicyLayer and add a rule for manage_networking: 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 Unreal Engine. Nothing to install.
manage_networking 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 manage_networking 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 manage_networking. 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.
manage_networking is provided by the Unreal Engine MCP server (ChiR24/Unreal_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 23 Unreal Engine tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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