ios-security

Secure native iOS and macOS apps with keychain, ATS, and certificate pinning.

15|Updated May 12, 2026

Search Tags:#ios #app security #tls #pinning #keychain #jailbreak detection #app transport security

Ready to run

npx skills add https://github.com/GoldenWing-360/claude-security-skills --skill ios-security-goldenwing-360

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: ios-security
Source: https://github.com/GoldenWing-360/claude-security-skills/tree/main/ios-security
Command: npx skills add https://github.com/GoldenWing-360/claude-security-skills --skill ios-security-goldenwing-360

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) and assets (resource) components.

What problem does it solve?

This Skill helps developers secure their native iOS and macOS applications by implementing best practices for platform-specific security measures.

Core Features & Use Cases

Keychain Security: Guidelines for securely storing sensitive data like tokens and passwords with appropriate accessibility constants.
App Transport Security (ATS): Recommendations to enforce HTTPS and TLS standards, avoiding insecure configurations.
Certificate Pinning: Techniques for hardening network connections against MITM attacks with pinned public keys or certificates.
Disk File Protection: Instructions for setting file protection classes to encrypt data at rest.
Jailbreak Detection: Using signals to assess potential devices tampered with jailbreak tools.
Secure Deep Linking: Use of Universal Links and proper URL schemes for sensitive operations.
SDK & Privacy Review: Guidance on third-party SDK vetting and compliance with privacy disclosures.
Code & App Integrity: Validating app signatures, keys, and update mechanisms for distribution outside the App Store.

Quick Start

Follow this guide to implement secure Keychain access and TLS configurations in your app before deployment.

Frequently Asked Questions about ios-security

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I securely store sensitive data like tokens and passwords in iOS Keychain?▼

Secure iOS Keychain storage requires setting appropriate accessibility constants for tokens and passwords to enforce data protection classes. This ensures sensitive data remains encrypted and only accessible under specific device unlock conditions.

How do I implement certificate pinning in iOS to prevent MITM attacks?▼

Certificate pinning hardens iOS network connections against MITM attacks by validating pinned public keys or certificates. This technique ensures your app only trusts specific server certificates, rejecting unauthorized connections during TLS handshakes.

What are the best practices for App Transport Security and TLS configuration on macOS?▼

App Transport Security best practices enforce HTTPS and strict TLS standards by avoiding insecure configurations. Enforcing ATS compliance on macOS prevents accidental insecure connections and guarantees encrypted network traffic.

How do I detect jailbreak tools and device tampering in a native iOS app?▼

Jailbreak detection uses specific device signals to assess potential tampering with jailbreak tools in native iOS apps. Checking for unauthorized files and environment anomalies helps identify compromised devices.

Does this guide cover SDK vetting and privacy compliance for native iOS apps?▼

Yes, this covers third-party SDK vetting and privacy compliance for native iOS apps. It provides guidance on evaluating SDK security and ensuring proper privacy disclosures to meet platform standards.

What is the best way to configure disk file protection for encrypting data at rest?▼

The best way to encrypt data at rest is setting disk file protection classes for iOS and macOS storage. Configuring these classes ensures files are automatically encrypted by the operating system when the device is locked.