diff --git a/swarms/structs/model_router.py b/swarms/structs/model_router.py
index 32015e4a..33b4745d 100644
--- a/swarms/structs/model_router.py
+++ b/swarms/structs/model_router.py
@@ -1,13 +1,14 @@
 import asyncio
 import os
 from concurrent.futures import ThreadPoolExecutor
-from typing import Optional
+from typing import Optional, List
 from pydantic import BaseModel, Field
 
 from swarms.utils.function_caller_model import OpenAIFunctionCaller
 from swarms.utils.any_to_str import any_to_str
 from swarms.utils.formatter import formatter
 from swarms.utils.litellm_wrapper import LiteLLM
+from swarms.security import SwarmShieldIntegration, ShieldConfig
 
 model_recommendations = {
     "gpt-4o": {
@@ -185,6 +186,9 @@ class ModelRouter:
         max_workers: int = 10,
         api_key: str = None,
         max_loops: int = 1,
+        shield_config: Optional[ShieldConfig] = None,
+        enable_security: bool = True,
+        security_level: str = "standard",
         *args,
         **kwargs,
     ):
@@ -196,6 +200,11 @@ class ModelRouter:
             max_tokens (int): Maximum output tokens
             temperature (float): Model temperature parameter
             max_workers (int): Max concurrent workers
+            api_key (str): API key for the model caller
+            max_loops (int): Maximum number of execution loops
+            shield_config (ShieldConfig, optional): Security configuration for SwarmShield integration. Defaults to None.
+            enable_security (bool, optional): Whether to enable SwarmShield security features. Defaults to True.
+            security_level (str, optional): Pre-defined security level. Options: "basic", "standard", "enhanced", "maximum". Defaults to "standard".
             *args: Additional positional arguments
             **kwargs: Additional keyword arguments
         """
@@ -207,6 +216,9 @@ class ModelRouter:
             self.model_output = ModelOutput
             self.max_loops = max_loops
 
+            # Initialize SwarmShield integration
+            self._initialize_swarm_shield(shield_config, enable_security, security_level)
+
             if self.max_workers == "auto":
                 self.max_workers = os.cpu_count()
 
@@ -221,6 +233,86 @@ class ModelRouter:
                 f"Failed to initialize ModelRouter: {str(e)}"
             )
 
+    def _initialize_swarm_shield(
+        self, 
+        shield_config: Optional[ShieldConfig] = None,
+        enable_security: bool = True,
+        security_level: str = "standard"
+    ) -> None:
+        """Initialize SwarmShield integration for security features."""
+        self.enable_security = enable_security
+        self.security_level = security_level
+        
+        if enable_security:
+            if shield_config is None:
+                shield_config = ShieldConfig.get_security_level(security_level)
+            
+            self.swarm_shield = SwarmShieldIntegration(shield_config)
+        else:
+            self.swarm_shield = None
+
+    # Security methods
+    def validate_task_with_shield(self, task: str) -> str:
+        """Validate and sanitize task input using SwarmShield."""
+        if self.swarm_shield:
+            return self.swarm_shield.validate_and_protect_input(task)
+        return task
+
+    def validate_agent_config_with_shield(self, agent_config: dict) -> dict:
+        """Validate agent configuration using SwarmShield."""
+        if self.swarm_shield:
+            return self.swarm_shield.validate_and_protect_input(str(agent_config))
+        return agent_config
+
+    def process_agent_communication_with_shield(self, message: str, agent_name: str) -> str:
+        """Process agent communication through SwarmShield security."""
+        if self.swarm_shield:
+            return self.swarm_shield.process_agent_communication(message, agent_name)
+        return message
+
+    def check_rate_limit_with_shield(self, agent_name: str) -> bool:
+        """Check rate limits for an agent using SwarmShield."""
+        if self.swarm_shield:
+            return self.swarm_shield.check_rate_limit(agent_name)
+        return True
+
+    def add_secure_message(self, message: str, agent_name: str) -> None:
+        """Add a message to secure conversation history."""
+        if self.swarm_shield:
+            self.swarm_shield.add_secure_message(message, agent_name)
+
+    def get_secure_messages(self) -> List[dict]:
+        """Get secure conversation messages."""
+        if self.swarm_shield:
+            return self.swarm_shield.get_secure_messages()
+        return []
+
+    def get_security_stats(self) -> dict:
+        """Get security statistics and metrics."""
+        if self.swarm_shield:
+            return self.swarm_shield.get_security_stats()
+        return {"security_enabled": False}
+
+    def update_shield_config(self, new_config: ShieldConfig) -> None:
+        """Update SwarmShield configuration."""
+        if self.swarm_shield:
+            self.swarm_shield.update_config(new_config)
+
+    def enable_security(self) -> None:
+        """Enable SwarmShield security features."""
+        if not self.swarm_shield:
+            self._initialize_swarm_shield(enable_security=True, security_level=self.security_level)
+
+    def disable_security(self) -> None:
+        """Disable SwarmShield security features."""
+        self.swarm_shield = None
+        self.enable_security = False
+
+    def cleanup_security(self) -> None:
+        """Clean up SwarmShield resources."""
+        if self.swarm_shield:
+            self.swarm_shield.cleanup()
+
     def step(self, task: str):
         """
         Run a single task through the model router.