# Security Model - LLM Security
## Overview
This document describes the comprehensive security model implemented by the LLM Security module. The security model provides multiple layers of protection against various attack vectors targeting Large Language Models.
## Security Architecture
### 1. Defense in Depth
#### Multi-Layer Security
```rust
use llm_security::{SecurityEngine, MultiLayerSecurity, SecurityLayer};
// Implement defense in depth
let security_layers = MultiLayerSecurity::new()
.with_input_validation_layer(SecurityLayer::InputValidation {
pattern_detection: true,
semantic_analysis: true,
behavioral_analysis: true,
unicode_normalization: true,
encoding_validation: true,
})
.with_processing_layer(SecurityLayer::Processing {
threat_detection: true,
risk_assessment: true,
context_analysis: true,
intent_analysis: true,
anomaly_detection: true,
})
.with_output_validation_layer(SecurityLayer::OutputValidation {
content_validation: true,
format_validation: true,
policy_compliance: true,
sensitive_information_detection: true,
malicious_content_detection: true,
})
.with_monitoring_layer(SecurityLayer::Monitoring {
real_time_monitoring: true,
threat_intelligence: true,
behavioral_monitoring: true,
performance_monitoring: true,
security_metrics: true,
});
let engine = SecurityEngine::new()
.with_multi_layer_security(security_layers);
```
#### Redundant Validation
```rust
use llm_security::{SecurityEngine, RedundantValidation};
// Implement redundant validation
let redundant_validation = RedundantValidation::new()
.with_input_validation(true)
.with_output_validation(true)
.with_intermediate_validation(true)
.with_final_validation(true)
.with_validation_consistency(true)
.with_validation_redundancy(true);
let engine = SecurityEngine::new()
.with_redundant_validation(redundant_validation);
```
### 2. Zero Trust Architecture
#### Never Trust, Always Verify
```rust
use llm_security::{SecurityEngine, ZeroTrustConfig};
// Implement zero trust architecture
let zero_trust_config = ZeroTrustConfig::new()
.with_continuous_verification(true)
.with_least_privilege_access(true)
.with_micro_segmentation(true)
.with_encryption_everywhere(true)
.with_audit_everything(true)
.with_never_trust(true)
.with_always_verify(true);
let engine = SecurityEngine::new()
.with_zero_trust_config(zero_trust_config);
```
#### Continuous Monitoring
```rust
use llm_security::{SecurityEngine, ContinuousMonitoring};
// Implement continuous monitoring
let continuous_monitoring = ContinuousMonitoring::new()
.with_real_time_monitoring(true)
.with_behavioral_analysis(true)
.with_anomaly_detection(true)
.with_threat_detection(true)
.with_incident_response(true)
.with_threat_intelligence(true)
.with_security_metrics(true);
let engine = SecurityEngine::new()
.with_continuous_monitoring(continuous_monitoring);
```
## Threat Model
### 1. Attack Vectors
#### Prompt Injection Attacks
```rust
use llm_security::{ThreatModel, PromptInjectionThreat};
// Define prompt injection threat model
let prompt_injection_threat = PromptInjectionThreat::new()
.with_direct_injection(true)
.with_indirect_injection(true)
.with_role_confusion(true)
.with_context_manipulation(true)
.with_authority_appeal(true)
.with_urgency_appeal(true)
.with_legal_appeal(true)
.with_ethical_appeal(true)
.with_technical_appeal(true)
.with_social_appeal(true);
let threat_model = ThreatModel::new()
.with_prompt_injection_threat(prompt_injection_threat);
```
#### Jailbreak Attacks
```rust
use llm_security::{ThreatModel, JailbreakThreat};
// Define jailbreak threat model
let jailbreak_threat = JailbreakThreat::new()
.with_dan_attacks(true)
.with_character_roleplay(true)
.with_hypothetical_scenarios(true)
.with_authority_appeals(true)
.with_urgency_appeals(true)
.with_legal_appeals(true)
.with_ethical_appeals(true)
.with_technical_appeals(true)
.with_social_appeals(true)
.with_creative_appeals(true);
let threat_model = ThreatModel::new()
.with_jailbreak_threat(jailbreak_threat);
```
#### Unicode Attacks
```rust
use llm_security::{ThreatModel, UnicodeThreat};
// Define Unicode threat model
let unicode_threat = UnicodeThreat::new()
.with_normalization_attacks(true)
.with_encoding_attacks(true)
.with_visual_spoofing(true)
.with_homoglyph_attacks(true)
.with_zero_width_attacks(true)
.with_bidirectional_attacks(true)
.with_unicode_escape_attacks(true)
.with_unicode_encoding_attacks(true)
.with_unicode_normalization_attacks(true)
.with_unicode_visual_spoofing(true);
let threat_model = ThreatModel::new()
.with_unicode_threat(unicode_threat);
```
### 2. Threat Classification
#### Threat Severity Levels
```rust
use llm_security::{ThreatModel, ThreatSeverity, ThreatClassification};
// Define threat severity levels
let threat_severity = ThreatSeverity::new()
.with_critical_severity(ThreatClassification::Critical {
impact: "Complete system compromise",
likelihood: "High",
detection_difficulty: "Low",
mitigation_difficulty: "High",
response_time: "Immediate",
})
.with_high_severity(ThreatClassification::High {
impact: "Significant system compromise",
likelihood: "Medium",
detection_difficulty: "Medium",
mitigation_difficulty: "Medium",
response_time: "Within 1 hour",
})
.with_medium_severity(ThreatClassification::Medium {
impact: "Moderate system compromise",
likelihood: "Medium",
detection_difficulty: "Medium",
mitigation_difficulty: "Medium",
response_time: "Within 24 hours",
})
.with_low_severity(ThreatClassification::Low {
impact: "Minor system compromise",
likelihood: "Low",
detection_difficulty: "High",
mitigation_difficulty: "Low",
response_time: "Within 1 week",
});
let threat_model = ThreatModel::new()
.with_threat_severity(threat_severity);
```
#### Threat Categories
```rust
use llm_security::{ThreatModel, ThreatCategory, ThreatType};
// Define threat categories
let threat_categories = vec![
ThreatCategory::PromptInjection {
threat_type: ThreatType::PromptInjection,
attack_vectors: vec![
"Direct injection",
"Indirect injection",
"Role confusion",
"Context manipulation",
],
impact: "System compromise",
likelihood: "High",
},
ThreatCategory::Jailbreak {
threat_type: ThreatType::Jailbreak,
attack_vectors: vec![
"DAN attacks",
"Character roleplay",
"Hypothetical scenarios",
"Authority appeals",
],
impact: "Safety bypass",
likelihood: "Medium",
},
ThreatCategory::UnicodeAttack {
threat_type: ThreatType::UnicodeAttack,
attack_vectors: vec![
"Normalization attacks",
"Encoding attacks",
"Visual spoofing",
"Homoglyph attacks",
],
impact: "Detection bypass",
likelihood: "Medium",
},
ThreatCategory::OutputManipulation {
threat_type: ThreatType::OutputManipulation,
attack_vectors: vec![
"Response injection",
"Format confusion",
"Content manipulation",
"Context manipulation",
],
impact: "Output compromise",
likelihood: "Low",
},
];
let threat_model = ThreatModel::new()
.with_threat_categories(threat_categories);
```
## Security Controls
### 1. Preventive Controls
#### Input Validation
```rust
use llm_security::{SecurityEngine, InputValidation, ValidationControl};
// Implement input validation controls
let input_validation = InputValidation::new()
.with_pattern_validation(ValidationControl::PatternValidation {
regex_patterns: true,
fuzzy_matching: true,
semantic_analysis: true,
behavioral_analysis: true,
})
.with_content_validation(ValidationControl::ContentValidation {
malicious_content_detection: true,
sensitive_information_detection: true,
policy_violation_detection: true,
format_validation: true,
})
.with_encoding_validation(ValidationControl::EncodingValidation {
unicode_normalization: true,
encoding_standardization: true,
character_filtering: true,
encoding_validation: true,
})
.with_context_validation(ValidationControl::ContextValidation {
context_analysis: true,
intent_analysis: true,
behavioral_analysis: true,
anomaly_detection: true,
});
let engine = SecurityEngine::new()
.with_input_validation(input_validation);
```
#### Output Validation
```rust
use llm_security::{SecurityEngine, OutputValidation, ValidationControl};
// Implement output validation controls
let output_validation = OutputValidation::new()
.with_content_validation(ValidationControl::ContentValidation {
malicious_content_detection: true,
sensitive_information_detection: true,
policy_violation_detection: true,
format_validation: true,
})
.with_format_validation(ValidationControl::FormatValidation {
json_validation: true,
xml_validation: true,
html_validation: true,
format_confusion_detection: true,
})
.with_policy_validation(ValidationControl::PolicyValidation {
content_policy: true,
security_policy: true,
compliance_policy: true,
privacy_policy: true,
})
.with_security_validation(ValidationControl::SecurityValidation {
threat_detection: true,
risk_assessment: true,
security_analysis: true,
vulnerability_assessment: true,
});
let engine = SecurityEngine::new()
.with_output_validation(output_validation);
```
### 2. Detective Controls
#### Threat Detection
```rust
use llm_security::{SecurityEngine, ThreatDetection, DetectionControl};
// Implement threat detection controls
let threat_detection = ThreatDetection::new()
.with_pattern_detection(DetectionControl::PatternDetection {
regex_patterns: true,
fuzzy_matching: true,
semantic_analysis: true,
behavioral_analysis: true,
})
.with_anomaly_detection(DetectionControl::AnomalyDetection {
statistical_analysis: true,
behavioral_analysis: true,
temporal_analysis: true,
contextual_analysis: true,
})
.with_machine_learning(DetectionControl::MachineLearning {
classification_models: true,
anomaly_detection_models: true,
behavioral_models: true,
threat_intelligence_models: true,
})
.with_threat_intelligence(DetectionControl::ThreatIntelligence {
threat_feeds: true,
threat_analysis: true,
threat_modeling: true,
threat_hunting: true,
});
let engine = SecurityEngine::new()
.with_threat_detection(threat_detection);
```
#### Behavioral Analysis
```rust
use llm_security::{SecurityEngine, BehavioralAnalysis, AnalysisControl};
// Implement behavioral analysis controls
let behavioral_analysis = BehavioralAnalysis::new()
.with_user_behavior_analysis(AnalysisControl::UserBehaviorAnalysis {
user_patterns: true,
user_anomalies: true,
user_risk_scoring: true,
user_profiling: true,
})
.with_conversation_analysis(AnalysisControl::ConversationAnalysis {
conversation_patterns: true,
conversation_anomalies: true,
conversation_risk_scoring: true,
conversation_profiling: true,
})
.with_context_analysis(AnalysisControl::ContextAnalysis {
context_patterns: true,
context_anomalies: true,
context_risk_scoring: true,
context_profiling: true,
})
.with_intent_analysis(AnalysisControl::IntentAnalysis {
intent_classification: true,
intent_anomalies: true,
intent_risk_scoring: true,
intent_profiling: true,
});
let engine = SecurityEngine::new()
.with_behavioral_analysis(behavioral_analysis);
```
### 3. Corrective Controls
#### Threat Mitigation
```rust
use llm_security::{SecurityEngine, ThreatMitigation, MitigationControl};
// Implement threat mitigation controls
let threat_mitigation = ThreatMitigation::new()
.with_input_sanitization(MitigationControl::InputSanitization {
character_filtering: true,
content_filtering: true,
encoding_standardization: true,
unicode_normalization: true,
})
.with_output_filtering(MitigationControl::OutputFiltering {
content_filtering: true,
format_filtering: true,
policy_filtering: true,
security_filtering: true,
})
.with_response_blocking(MitigationControl::ResponseBlocking {
threat_blocking: true,
content_blocking: true,
format_blocking: true,
policy_blocking: true,
})
.with_incident_response(MitigationControl::IncidentResponse {
automatic_response: true,
manual_response: true,
escalation: true,
notification: true,
});
let engine = SecurityEngine::new()
.with_threat_mitigation(threat_mitigation);
```
#### Incident Response
```rust
use llm_security::{SecurityEngine, IncidentResponse, ResponseControl};
// Implement incident response controls
let incident_response = IncidentResponse::new()
.with_automatic_response(ResponseControl::AutomaticResponse {
threat_quarantine: true,
user_blocking: true,
session_termination: true,
system_lockdown: true,
})
.with_manual_response(ResponseControl::ManualResponse {
incident_investigation: true,
threat_analysis: true,
response_coordination: true,
recovery_planning: true,
})
.with_escalation(ResponseControl::Escalation {
threat_escalation: true,
incident_escalation: true,
management_escalation: true,
external_escalation: true,
})
.with_notification(ResponseControl::Notification {
alert_notification: true,
email_notification: true,
sms_notification: true,
webhook_notification: true,
});
let engine = SecurityEngine::new()
.with_incident_response(incident_response);
```
## Security Policies
### 1. Content Security Policy
#### Content Filtering Policy
```rust
use llm_security::{SecurityEngine, ContentSecurityPolicy, ContentPolicy};
// Implement content security policy
let content_security_policy = ContentSecurityPolicy::new()
.with_content_filtering(ContentPolicy::ContentFiltering {
malicious_content: true,
sensitive_information: true,
policy_violations: true,
security_threats: true,
})
.with_format_policy(ContentPolicy::FormatPolicy {
json_policy: true,
xml_policy: true,
html_policy: true,
text_policy: true,
})
.with_encoding_policy(ContentPolicy::EncodingPolicy {
unicode_policy: true,
encoding_policy: true,
character_policy: true,
normalization_policy: true,
})
.with_security_policy(ContentPolicy::SecurityPolicy {
threat_policy: true,
risk_policy: true,
vulnerability_policy: true,
compliance_policy: true,
});
let engine = SecurityEngine::new()
.with_content_security_policy(content_security_policy);
```
#### Privacy Policy
```rust
use llm_security::{SecurityEngine, PrivacyPolicy, PrivacyControl};
// Implement privacy policy
let privacy_policy = PrivacyPolicy::new()
.with_data_minimization(PrivacyControl::DataMinimization {
data_collection: true,
data_processing: true,
data_storage: true,
data_retention: true,
})
.with_purpose_limitation(PrivacyControl::PurposeLimitation {
purpose_specification: true,
purpose_compatibility: true,
purpose_limitation: true,
purpose_validation: true,
})
.with_storage_limitation(PrivacyControl::StorageLimitation {
storage_duration: true,
storage_purpose: true,
storage_security: true,
storage_retention: true,
})
.with_accuracy(PrivacyControl::Accuracy {
data_accuracy: true,
data_completeness: true,
data_consistency: true,
data_validation: true,
})
.with_confidentiality(PrivacyControl::Confidentiality {
data_encryption: true,
access_control: true,
audit_logging: true,
data_protection: true,
});
let engine = SecurityEngine::new()
.with_privacy_policy(privacy_policy);
```
### 2. Security Compliance
#### Regulatory Compliance
```rust
use llm_security::{SecurityEngine, RegulatoryCompliance, ComplianceControl};
// Implement regulatory compliance
let regulatory_compliance = RegulatoryCompliance::new()
.with_gdpr_compliance(ComplianceControl::GDPRCompliance {
data_protection: true,
privacy_by_design: true,
data_minimization: true,
purpose_limitation: true,
storage_limitation: true,
accuracy: true,
confidentiality: true,
consent_management: true,
data_subject_rights: true,
data_breach_notification: true,
})
.with_ccpa_compliance(ComplianceControl::CCPACompliance {
consumer_rights: true,
data_transparency: true,
opt_out_rights: true,
data_deletion: true,
data_portability: true,
non_discrimination: true,
data_security: true,
privacy_notices: true,
data_processing: true,
third_party_sharing: true,
})
.with_hipaa_compliance(ComplianceControl::HIPAACompliance {
patient_privacy: true,
data_security: true,
access_control: true,
audit_logging: true,
data_encryption: true,
data_integrity: true,
data_availability: true,
incident_response: true,
risk_assessment: true,
compliance_monitoring: true,
})
.with_sox_compliance(ComplianceControl::SOXCompliance {
financial_reporting: true,
internal_controls: true,
audit_trails: true,
data_integrity: true,
access_control: true,
change_management: true,
risk_management: true,
compliance_monitoring: true,
incident_response: true,
documentation: true,
});
let engine = SecurityEngine::new()
.with_regulatory_compliance(regulatory_compliance);
```
#### Industry Standards
```rust
use llm_security::{SecurityEngine, IndustryStandards, StandardsControl};
// Implement industry standards
let industry_standards = IndustryStandards::new()
.with_iso27001(StandardsControl::ISO27001 {
information_security_management: true,
risk_management: true,
security_controls: true,
continuous_improvement: true,
compliance_monitoring: true,
})
.with_nist_framework(StandardsControl::NISTFramework {
identify: true,
protect: true,
detect: true,
respond: true,
recover: true,
})
.with_pci_dss(StandardsControl::PCIDSS {
data_protection: true,
access_control: true,
network_security: true,
vulnerability_management: true,
security_monitoring: true,
})
.with_soc2(StandardsControl::SOC2 {
security: true,
availability: true,
processing_integrity: true,
confidentiality: true,
privacy: true,
});
let engine = SecurityEngine::new()
.with_industry_standards(industry_standards);
```
## Security Monitoring
### 1. Real-time Monitoring
#### Threat Monitoring
```rust
use llm_security::{SecurityEngine, ThreatMonitoring, MonitoringControl};
// Implement threat monitoring
let threat_monitoring = ThreatMonitoring::new()
.with_real_time_monitoring(MonitoringControl::RealTimeMonitoring {
threat_detection: true,
anomaly_detection: true,
behavioral_analysis: true,
risk_assessment: true,
})
.with_threat_intelligence(MonitoringControl::ThreatIntelligence {
threat_feeds: true,
threat_analysis: true,
threat_modeling: true,
threat_hunting: true,
})
.with_security_metrics(MonitoringControl::SecurityMetrics {
threat_metrics: true,
risk_metrics: true,
performance_metrics: true,
compliance_metrics: true,
})
.with_incident_monitoring(MonitoringControl::IncidentMonitoring {
incident_detection: true,
incident_analysis: true,
incident_response: true,
incident_recovery: true,
});
let engine = SecurityEngine::new()
.with_threat_monitoring(threat_monitoring);
```
#### Performance Monitoring
```rust
use llm_security::{SecurityEngine, PerformanceMonitoring, MonitoringControl};
// Implement performance monitoring
let performance_monitoring = PerformanceMonitoring::new()
.with_system_monitoring(MonitoringControl::SystemMonitoring {
cpu_monitoring: true,
memory_monitoring: true,
disk_monitoring: true,
network_monitoring: true,
})
.with_application_monitoring(MonitoringControl::ApplicationMonitoring {
response_time: true,
throughput: true,
error_rate: true,
availability: true,
})
.with_security_monitoring(MonitoringControl::SecurityMonitoring {
threat_detection_time: true,
risk_assessment_time: true,
incident_response_time: true,
recovery_time: true,
})
.with_compliance_monitoring(MonitoringControl::ComplianceMonitoring {
policy_compliance: true,
regulatory_compliance: true,
industry_compliance: true,
security_compliance: true,
});
let engine = SecurityEngine::new()
.with_performance_monitoring(performance_monitoring);
```
### 2. Security Analytics
#### Threat Analytics
```rust
use llm_security::{SecurityEngine, ThreatAnalytics, AnalyticsControl};
// Implement threat analytics
let threat_analytics = ThreatAnalytics::new()
.with_threat_analysis(AnalyticsControl::ThreatAnalysis {
threat_classification: true,
threat_prioritization: true,
threat_correlation: true,
threat_attribution: true,
})
.with_risk_analysis(AnalyticsControl::RiskAnalysis {
risk_assessment: true,
risk_scoring: true,
risk_prioritization: true,
risk_mitigation: true,
})
.with_behavioral_analysis(AnalyticsControl::BehavioralAnalysis {
user_behavior: true,
system_behavior: true,
application_behavior: true,
network_behavior: true,
})
.with_trend_analysis(AnalyticsControl::TrendAnalysis {
threat_trends: true,
risk_trends: true,
performance_trends: true,
compliance_trends: true,
});
let engine = SecurityEngine::new()
.with_threat_analytics(threat_analytics);
```
#### Security Reporting
```rust
use llm_security::{SecurityEngine, SecurityReporting, ReportingControl};
// Implement security reporting
let security_reporting = SecurityReporting::new()
.with_executive_reporting(ReportingControl::ExecutiveReporting {
security_dashboard: true,
risk_summary: true,
compliance_status: true,
incident_summary: true,
})
.with_operational_reporting(ReportingControl::OperationalReporting {
threat_analysis: true,
risk_assessment: true,
incident_analysis: true,
performance_analysis: true,
})
.with_technical_reporting(ReportingControl::TechnicalReporting {
detailed_analysis: true,
technical_metrics: true,
system_metrics: true,
security_metrics: true,
})
.with_compliance_reporting(ReportingControl::ComplianceReporting {
regulatory_compliance: true,
industry_compliance: true,
policy_compliance: true,
security_compliance: true,
});
let engine = SecurityEngine::new()
.with_security_reporting(security_reporting);
```
## Security Best Practices
### 1. Security Design Principles
#### Security by Design
```rust
use llm_security::{SecurityEngine, SecurityByDesign, DesignPrinciple};
// Implement security by design
let security_by_design = SecurityByDesign::new()
.with_secure_design(DesignPrinciple::SecureDesign {
threat_modeling: true,
security_architecture: true,
secure_coding: true,
security_testing: true,
})
.with_privacy_by_design(DesignPrinciple::PrivacyByDesign {
data_minimization: true,
purpose_limitation: true,
storage_limitation: true,
accuracy: true,
confidentiality: true,
})
.with_default_security(DesignPrinciple::DefaultSecurity {
secure_defaults: true,
least_privilege: true,
fail_secure: true,
defense_in_depth: true,
})
.with_continuous_security(DesignPrinciple::ContinuousSecurity {
continuous_monitoring: true,
continuous_improvement: true,
continuous_testing: true,
continuous_compliance: true,
});
let engine = SecurityEngine::new()
.with_security_by_design(security_by_design);
```
#### Security Architecture
```rust
use llm_security::{SecurityEngine, SecurityArchitecture, ArchitecturePrinciple};
// Implement security architecture
let security_architecture = SecurityArchitecture::new()
.with_layered_security(ArchitecturePrinciple::LayeredSecurity {
network_security: true,
application_security: true,
data_security: true,
endpoint_security: true,
})
.with_defense_in_depth(ArchitecturePrinciple::DefenseInDepth {
multiple_layers: true,
redundant_controls: true,
diverse_controls: true,
comprehensive_coverage: true,
})
.with_zero_trust(ArchitecturePrinciple::ZeroTrust {
never_trust: true,
always_verify: true,
least_privilege: true,
continuous_monitoring: true,
})
.with_security_automation(ArchitecturePrinciple::SecurityAutomation {
automated_detection: true,
automated_response: true,
automated_remediation: true,
automated_compliance: true,
});
let engine = SecurityEngine::new()
.with_security_architecture(security_architecture);
```
### 2. Security Operations
#### Security Operations Center (SOC)
```rust
use llm_security::{SecurityEngine, SecurityOperationsCenter, SOCControl};
// Implement SOC operations
let security_operations_center = SecurityOperationsCenter::new()
.with_threat_hunting(SOCControl::ThreatHunting {
proactive_hunting: true,
threat_intelligence: true,
behavioral_analysis: true,
anomaly_detection: true,
})
.with_incident_response(SOCControl::IncidentResponse {
incident_detection: true,
incident_analysis: true,
incident_containment: true,
incident_recovery: true,
})
.with_security_monitoring(SOCControl::SecurityMonitoring {
real_time_monitoring: true,
threat_detection: true,
risk_assessment: true,
compliance_monitoring: true,
})
.with_security_analytics(SOCControl::SecurityAnalytics {
threat_analytics: true,
risk_analytics: true,
behavioral_analytics: true,
performance_analytics: true,
});
let engine = SecurityEngine::new()
.with_security_operations_center(security_operations_center);
```
#### Security Governance
```rust
use llm_security::{SecurityEngine, SecurityGovernance, GovernanceControl};
// Implement security governance
let security_governance = SecurityGovernance::new()
.with_policy_management(GovernanceControl::PolicyManagement {
policy_development: true,
policy_implementation: true,
policy_monitoring: true,
policy_compliance: true,
})
.with_risk_governance(GovernanceControl::RiskGovernance {
risk_identification: true,
risk_assessment: true,
risk_mitigation: true,
risk_monitoring: true,
})
.with_compliance_governance(GovernanceControl::ComplianceGovernance {
regulatory_compliance: true,
industry_compliance: true,
policy_compliance: true,
security_compliance: true,
})
.with_security_governance(GovernanceControl::SecurityGovernance {
security_strategy: true,
security_architecture: true,
security_operations: true,
security_monitoring: true,
});
let engine = SecurityEngine::new()
.with_security_governance(security_governance);
```
## Conclusion
The LLM Security module implements a comprehensive security model that provides multiple layers of protection against various attack vectors. The security model includes:
- **Defense in Depth**: Multiple security layers with redundant controls
- **Zero Trust Architecture**: Never trust, always verify approach
- **Comprehensive Threat Model**: Coverage of all known attack vectors
- **Multi-layered Security Controls**: Preventive, detective, and corrective controls
- **Security Policies**: Content security, privacy, and compliance policies
- **Real-time Monitoring**: Continuous threat detection and response
- **Security Analytics**: Advanced threat analysis and reporting
- **Security Best Practices**: Security by design and secure operations
This security model ensures that LLM applications are protected against current and emerging threats while maintaining high performance and usability.