majiayu000 Cynara Policy Checker Skill
Trit: 0 (ERGODIC) Category: tizen-infrastructure Author: Tizen Community Source: tizen/security License: Apache-2.0
Description
Queries Cynara database and validates runtime privilege policies. Coordinates access control decisions across system services.
When to Use
This is a Tizen security/IoT skill. Use when:
- Developing Tizen applications (web, native, .NET)
- Auditing Tizen app security
- Provisioning TizenRT/ARTIK IoT devices
- Implementing Tizen compliance
- Analyzing SMACK policies or Cynara access control
Tizen Security Model
SMACK (Simplified Mandatory Access Control Kernel)
- Linux kernel 3.12+ mandatory access control
- Process isolation via labels
- Prevent inter-app resource access
Cynara
- Fast privilege access control service
- Policy-based permission checking
- External agent integration
KeyManager
- Central secure storage repository
- Password-protected data access
- Certificate and key management
Tizen Manifest
- Privilege declarations (public, partner, platform)
- App sandboxing configuration
- Resource access specifications
Related Skills
- manifest-privilege-validator
- smack-policy-auditor
- tizen-cve-scanner
- sandbox-escape-detector
- cynara-policy-checker
- iot-device-provisioning
References
- Tizen Official Docs: https://docs.tizen.org/
- Samsung Security Manager: https://github.com/Samsung/security-manager
- Samsung Cynara: https://github.com/Samsung/cynara
- TizenRT: https://github.com/Samsung/TizenRT
SDF Interleaving
This skill connects to Software Design for Flexibility (Hanson & Sussman, 2021):
Primary Chapter: 10. Adventure Game Example
Concepts: autonomous agent, game, synthesis
GF(3) Balanced Triad
cynara-policy-checker (−) + SDF.Ch10 (+) + [balancer] (○) = 0
Skill Trit: -1 (MINUS - verification)
Secondary Chapters
- Ch6: Layering
Connection Pattern
Adventure games synthesize techniques. This skill integrates multiple patterns.