anon-identity
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Decentralized identity framework with DIDs, Verifiable Credentials, and privacy-preserving selective disclosure
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TypeScript
/**
* MCP Security Integration
*
* Integrates MCP with existing security framework and implements LLM-based threat detection
*/
import { EventEmitter } from 'events';
import { LLMRequest, LLMResponse, LLMRequestType } from '../types';
import { MessageRouter } from '../routing/message-router';
import { AuthManager } from '../security/auth-manager';
import { AuditLogger } from '../security/audit-logger';
import { RateLimiterManager } from '../security/rate-limiter';
import { CredentialManager } from '../security/credential-manager';
/**
* Security threat types
*/
export declare enum ThreatType {
UNAUTHORIZED_ACCESS = "unauthorized_access",
DATA_EXFILTRATION = "data_exfiltration",
PRIVILEGE_ESCALATION = "privilege_escalation",
INJECTION_ATTACK = "injection_attack",
DENIAL_OF_SERVICE = "denial_of_service",
ANOMALOUS_BEHAVIOR = "anomalous_behavior",
POLICY_VIOLATION = "policy_violation",
SUSPICIOUS_PATTERN = "suspicious_pattern"
}
/**
* Threat severity levels
*/
export declare enum ThreatSeverity {
LOW = "low",
MEDIUM = "medium",
HIGH = "high",
CRITICAL = "critical"
}
/**
* Security threat
*/
export interface SecurityThreat {
id: string;
type: ThreatType;
severity: ThreatSeverity;
confidence: number;
timestamp: Date;
source: string;
targetAgent?: string;
description: string;
evidence: Record<string, any>;
recommendations: string[];
automatedResponse?: SecurityResponse;
}
/**
* Security response
*/
export interface SecurityResponse {
action: 'block' | 'throttle' | 'alert' | 'investigate' | 'quarantine';
duration?: number;
reason: string;
metadata?: Record<string, any>;
}
/**
* Security analysis request
*/
export interface SecurityAnalysisRequest {
type: 'request' | 'response' | 'behavior' | 'pattern';
data: any;
context: {
agentDID: string;
sessionId?: string;
requestType?: LLMRequestType;
historicalData?: any[];
};
}
/**
* Security policy
*/
export interface SecurityPolicy {
id: string;
name: string;
description: string;
rules: SecurityRule[];
enabled: boolean;
priority: number;
}
/**
* Security rule
*/
export interface SecurityRule {
condition: string;
action: SecurityResponse;
exceptions?: string[];
}
/**
* MCP Security Integration
*/
export declare class MCPSecurityIntegration extends EventEmitter {
private messageRouter;
private authManager;
private auditLogger;
private rateLimiter;
private credentialManager;
private config;
private activeThreats;
private securityPolicies;
private threatHistory;
private functionRegistry;
private functionExecutor;
private analysisInProgress;
constructor(messageRouter: MessageRouter, authManager: AuthManager, auditLogger: AuditLogger, rateLimiter: RateLimiterManager, credentialManager: CredentialManager, config?: {
enableThreatDetection: boolean;
enableAutomatedResponse: boolean;
threatRetentionPeriod: number;
analysisTimeout: number;
maxConcurrentAnalysis: number;
llmProvider?: string;
llmModel?: string;
});
/**
* Initialize security analysis functions
*/
private initializeSecurityFunctions;
/**
* Analyze request for threats
*/
analyzeRequest(request: LLMRequest): Promise<SecurityThreat[]>;
/**
* Analyze response for threats
*/
analyzeResponse(response: LLMResponse, originalRequest: LLMRequest): Promise<SecurityThreat[]>;
/**
* Analyze agent behavior
*/
analyzeAgentBehavior(agentDID: string, recentActivity: any[], historicalPatterns?: any): Promise<SecurityThreat[]>;
/**
* Evaluate request against policies
*/
evaluatePolicies(request: LLMRequest): Promise<{
compliant: boolean;
violations: Array<{
policy: SecurityPolicy;
rule: SecurityRule;
}>;
recommendations: string[];
}>;
/**
* Get active threats
*/
getActiveThreats(filters?: {
agentDID?: string;
severity?: ThreatSeverity;
type?: ThreatType;
}): SecurityThreat[];
/**
* Clear threat
*/
clearThreat(threatId: string): void;
/**
* Add security policy
*/
addSecurityPolicy(policy: SecurityPolicy): void;
/**
* Remove security policy
*/
removeSecurityPolicy(policyId: string): void;
/**
* Build request analysis prompt
*/
private buildRequestAnalysisPrompt;
/**
* Build behavior analysis prompt
*/
private buildBehaviorAnalysisPrompt;
/**
* Process threats from LLM response
*/
private processThreatsFromResponse;
/**
* Process behavior analysis results
*/
private processBehaviorAnalysis;
/**
* Check for data exfiltration
*/
private checkDataExfiltration;
/**
* Check for injection in response
*/
private checkResponseInjection;
/**
* Determine automated response
*/
private determineAutomatedResponse;
/**
* Apply automated responses
*/
private applyAutomatedResponses;
/**
* Evaluate rule against request
*/
private evaluateRule;
/**
* Check if request requires LLM evaluation
*/
private requiresLLMEvaluation;
/**
* Evaluate policies with LLM
*/
private evaluatePoliciesWithLLM;
/**
* Map anomaly severity
*/
private mapAnomalySeverity;
/**
* Load default security policies
*/
private loadDefaultPolicies;
/**
* Setup event handlers
*/
private setupEventHandlers;
/**
* Handle authentication failure
*/
private handleAuthenticationFailure;
/**
* Handle authorization denial
*/
private handleAuthorizationDenial;
/**
* Handle rate limit exceeded
*/
private handleRateLimitExceeded;
/**
* Handle suspicious activity
*/
private handleSuspiciousActivity;
/**
* Clean old threats
*/
private cleanOldThreats;
/**
* Get threat statistics
*/
getStatistics(): {
totalThreats: number;
activeThreats: number;
threatsBySeverity: Record<ThreatSeverity, number>;
threatsByType: Record<ThreatType, number>;
automatedResponses: number;
averageConfidence: number;
};
/**
* Export threat report
*/
exportThreatReport(format?: 'json' | 'csv'): string;
/**
* Shutdown
*/
shutdown(): void;
}
export default MCPSecurityIntegration;
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