Security updates are provided for the following versions:

We take security vulnerabilities seriously. If you discover a security issue, please follow these steps:

1. Email us directly at security@security-envelopes.org
2. Include detailed information:
   • Description of the vulnerability
   • Steps to reproduce
   • Potential impact assessment
   • Suggested fix (if available)
   • Your contact information

• Vulnerability Type: CVE category (if applicable)
• Affected Component: Which part of the system is affected
• Severity: Critical, High, Medium, or Low
• Proof of Concept: Code or steps to reproduce
• Impact Assessment: Potential consequences
• Suggested Mitigation: How you think it should be fixed

• Initial Response: Within 24 hours
• Assessment: Within 3-5 business days
• Fix Development: Depends on complexity and severity
• Public Disclosure: Coordinated with security team

All critical security components are formally verified using Lean 4:

• RBAC Engine: Mathematically proven soundness and completeness
• Multi-Tenant Isolation: Formal proofs of isolation invariants
• Remote Attestation: Cryptographic correctness verification
• Policy Evaluation: Termination and consistency guarantees

• Static Analysis: Automated security scanning
• Dynamic Analysis: Fuzzing and penetration testing
• Dependency Scanning: Regular vulnerability assessment
• Chaos Testing: Jepsen framework for distributed systems
• OWASP Compliance: Complete test suite validation

• Ed25519: Digital signatures for policy integrity
• SHA-256: Hash functions for artifact verification
• AES-256-GCM: Authenticated encryption for sensitive data
• TLS 1.3: Transport security with forward secrecy
• NIST P-384: Attestation signatures with quantum resistance

• Memory Safety: Zero unsafe code in Rust components
• Type Safety: Comprehensive type checking across languages
• Error Handling: Robust error management and recovery
• Input Validation: Strict input sanitization and validation
• Resource Management: Proper cleanup and resource limits

1. Never commit secrets or sensitive data
2. Use secure coding practices in all languages
3. Follow the principle of least privilege
4. Validate all inputs and sanitize outputs
5. Use secure defaults for all configurations
6. Implement proper error handling without information leakage
7. Follow secure dependency management practices

1. Keep dependencies updated to latest secure versions
2. Use strong cryptographic keys for signing
3. Implement proper access controls in your deployments
4. Monitor for security updates and apply promptly
5. Follow security hardening guides for your environment
6. Use secure communication channels for sensitive operations
7. Implement proper logging and monitoring

• Formal Verification: Mathematical proofs of security properties
• Cryptographic Protection: End-to-end encryption and signing
• Access Control: Multi-layer authorization and authentication
• Isolation: Complete tenant and namespace separation
• Monitoring: Comprehensive audit trails and anomaly detection
• Incident Response: Automated detection and response capabilities

1. Application Layer: Formal verification and secure coding
2. Transport Layer: TLS 1.3 and secure communication
3. Data Layer: Encryption at rest and in transit
4. Infrastructure Layer: Secure deployment and runtime
5. Process Layer: Security policies and procedures

• Regular Security Audits: Internal and external assessments
• Dependency Scanning: Automated vulnerability detection
• Penetration Testing: Regular security testing
• Code Review: Security-focused code review process
• Threat Modeling: Systematic threat analysis

• Critical Vulnerabilities: Immediate patches within 24 hours
• High Severity: Patches within 72 hours
• Medium Severity: Patches within 1 week
• Low Severity: Patches within 1 month

• Coordinated Disclosure: Work with security researchers
• CVE Assignment: Request CVEs for confirmed vulnerabilities
• Public Announcements: Clear communication of security updates
• Patch Notes: Detailed information about security fixes

• SOC 2 Type II: Security controls and audit trails
• ISO 27001: Information security management
• NIST Cybersecurity Framework: Risk management
• OWASP Top 10: Web application security
• CWE/SANS Top 25: Most dangerous software weaknesses

• GDPR: Data protection and privacy
• HIPAA: Healthcare data security
• PCI DSS: Payment card industry security
• FedRAMP: Federal risk and authorization
• SOX: Financial reporting security

We thank the security research community for their contributions to making Security Envelopes more secure. Security researchers who responsibly disclose vulnerabilities will be acknowledged in our security hall of fame.