Is this skill only for Tizen development?

While optimized for Tizen, it is useful for any Linux environment utilizing SMACK for mandatory access control, including various IoT and embedded systems.

Can this skill fix policy errors automatically?

While primarily an auditor, it identifies specific conflicts and rule violations, providing the necessary guidance to resolve them for a valid security posture.

How does this help with Cynara?

It complements Cynara by ensuring the underlying SMACK kernel policies, which Cynara interacts with for permission checking, are correctly defined and conflict-free.

What is SMACK in the context of this skill?

SMACK stands for Simplified Mandatory Access Control Kernel, a Linux kernel security module used in Tizen to provide process isolation and protect system resources via labels.

Why is auditing mandatory access control important?

MAC prevents applications from accessing unauthorized resources even if the app process is compromised, making it a critical layer of defense-in-depth for secure devices.

Smack Policy Auditor

Name: Smack Policy Auditor
Author: plurigrid

byplurigrid

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安全与测试

Audits SMACK policy files for label conflicts, correctness, and mandatory access control compliance in Tizen environments.

关于

The Smack Policy Auditor skill is a specialized security tool designed for Tizen and Linux-based IoT development that automates the analysis of SMACK (Simplified Mandatory Access Control Kernel) policy files. It identifies label conflicts, incorrect access rules, and potential security vulnerabilities by verifying mandatory access control (MAC) rules against established best practices. This skill is essential for developers ensuring process isolation, preventing unauthorized inter-app resource access, and maintaining Tizen compliance during application sandboxing or secure IoT device provisioning.

主要功能

Detection of label conflicts and redundant access control rules
Automated SMACK policy file validation for syntax and correctness
Identification of security vulnerabilities in application sandboxing
2 GitHub stars
Support for Tizen-specific security configurations and Cynara integration
Verification of Mandatory Access Control (MAC) compliance

使用场景

Performing compliance checks for Tizen-based OS distributions and firmware
Provisioning secure TizenRT or ARTIK IoT devices with hardened access rules
Auditing security policies during Tizen application development and sandboxing

关于

主要功能

Detection of label conflicts and redundant access control rules
Automated SMACK policy file validation for syntax and correctness
Identification of security vulnerabilities in application sandboxing
2 GitHub stars
Support for Tizen-specific security configurations and Cynara integration
Verification of Mandatory Access Control (MAC) compliance

使用场景

Performing compliance checks for Tizen-based OS distributions and firmware
Provisioning secure TizenRT or ARTIK IoT devices with hardened access rules
Auditing security policies during Tizen application development and sandboxing