home/categories/security/addyosmani-agent-skills-skills-security-and-hardening-skill-md
securitytesting-security

security-and-hardening

Hardens code against vulnerabilities. Use when handling user input, authentication, data storage, or external integrations. Use when building any feature that accepts untrusted data, manages user sessions, or interacts with third-party services.

addyosmani
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addyosmani
Updated 4/7/2026
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quick start

Installation and usage

Hardens code against vulnerabilities. Use when handling user input, authentication, data storage, or external integrations. Use when building any feature that accepts untrusted data, manages user sessions, or interacts with third-party services.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use security-and-hardening