SELinux Policy Generator

Generate and validate SELinux policies for custom system services and applications. Define service requirements, permissions, and interactions to create secure, compliant policies that follow AOSP security best practices.

What is the SELinux Policy Generator?

The SELinux Policy Generator is a specialized tool that creates secure, compliant SELinux policies for custom system services and applications in AOSP. It automates the complex process of defining security contexts, permissions, and access rules while ensuring compliance with Android's security architecture and best practices.

Generated Policy Components:

  • Type Enforcement (.te) - Core policy rules defining allowed operations and interactions
  • File Contexts (.fc) - File system labeling rules for proper security context assignment
  • Service Contexts - Service-specific security context definitions and transitions
  • Property Contexts - System property access controls and security labels

Security Compliance

Ensures 100% compliance with AOSP security standards

100% compliant

Policy Generation

Average time to generate complete policy set

< 2 minutes

How to Use This Tool

Step-by-Step Guide

1

Define Service Details

Enter service name, type, and basic operational requirements

2

Configure Permissions

Select required permissions and system interactions for your service

3

Review Security Context

Examine generated security contexts and policy rules

4

Generate & Download

Generate complete policy files and integration documentation

Service Types Supported

System Services

Core system services with privileged access requirements

HAL Services

Hardware Abstraction Layer services and drivers

Vendor Services

Custom vendor-specific services and applications

App Domains

Application-specific security domains and contexts

🔒 Security Note

All generated policies follow the principle of least privilege and AOSP security guidelines

Key Benefits

Security-First Approach

Generates policies following security best practices and principle of least privilege

AOSP Compliance

Ensures full compliance with Android security architecture and CTS requirements

Automated Generation

Eliminates manual policy writing and reduces security configuration errors

Complete Policy Sets

Generates all required policy files including .te, .fc, and context definitions

Integration Support

Provides detailed integration instructions and build system configuration

Validation & Testing

Built-in policy validation and testing recommendations for deployment

Create secure, compliant SELinux policies in minutes instead of days

SELinux Policy Generator

Generate SELinux policies for custom system services and applications. Define service requirements, permissions, and interactions to create secure, compliant policies.

Must start with a letter and contain only letters, numbers, and underscores

Leave empty to auto-generate based on service name

Leave empty to auto-generate based on domain