API Security Hardening

by ThamJiaHe

API Security Hardening is an AI Engineering skill for Claude Code, published by ThamJiaHe in claude-code-handbook.

201 stars22 forkson ThamJiaHe/claude-code-handbookAdded 2026/09/05Repository updated 2026/04/19

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Install in seconds

Install API Security Hardening

Copy API Security Hardening into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/ThamJiaHe/claude-code-handbook/tree/main/skills/examples ~/.claude/skills/examples

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/ThamJiaHe/claude-code-handbook.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: skills/examples/api-security-hardening-skill.md in ThamJiaHe/claude-code-handbook
Installs to: ~/.claude/skills/examples
Collection: One of 25 skills cataloged from this repository
Category: AI Engineering — 3101 skills

What API Security Hardening does

API Security Hardening helps secure REST and GraphQL APIs against common attack vectors. Use it when adding authentication, validating input, rate limiting, handling uploads, or exposing endpoints to outside consumers.

API Security Hardening is cataloged under AI Engineering on DirSkills. API Security Hardening comes from a repository tagged ai, anthropic-claude, claude, claude-ai and claude-code.

Documentation

README

Excerpt

API Security Hardening

Secure REST and GraphQL APIs against OWASP API Security Top 10 threats.

When to Use

Building new API endpoints
Adding authentication/authorization to APIs
Exposing APIs to external consumers or partners
Implementing file upload endpoints
Handling payment or sensitive data via API
Integrating third-party webhooks

Authentication Patterns

JWT Best Practices

This is the opening of the README. Read the full README on GitHub.

Frequently asked about API Security Hardening

What else does ThamJiaHe publish alongside API Security Hardening?
API Security Hardening is one of 25 skills that DirSkills catalogs from ThamJiaHe/claude-code-handbook, the repository it ships in. Its siblings there include API Development, AWS Cloud Infrastructure and Build Error Resolver. Each one is a separate skill with its own page in this directory, installs the same way API Security Hardening does, and is maintained by ThamJiaHe in that same repository. The rest of the collection is listed on the ThamJiaHe/claude-code-handbook page.
How does API Security Hardening compare to other AI Engineering skills?
API Security Hardening ranks #2842 by stars among the 3101 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of API Security Hardening against them. Open each page to compare what they document and how they install.