# Ch24-Security-Model

- [24.1 Security Design Principles](/en/ch24-security-model/24.1-security-design-principles.md)
- [24.2 DM Pairing System](/en/ch24-security-model/24.2-dm-pairing-system.md)
- [24.3 Sandbox Mechanism](/en/ch24-security-model/24.3-sandbox-mechanism.md)
- [24.4 Security Auditing](/en/ch24-security-model/24.4-security-auditing.md)
- [24.5 SOUL Security](/en/ch24-security-model/24.5-soul-security.md)