perl-security

Name: perl-security
Availability: InStock
Author: riftzen-bit

Enforce taint mode, input validation, and parameterized DBI queries in Perl applications.

1|Updated Apr 7, 2026

Search Tags:#security #input-validation #perl #taint-mode #perlcritic

Ready to run

npx skills add https://github.com/riftzen-bit/gemini-setup --skill perl-security-riftzen-bit

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: perl-security
Source: https://github.com/riftzen-bit/gemini-setup/tree/main/skills/perl-security
Command: npx skills add https://github.com/riftzen-bit/gemini-setup --skill perl-security-riftzen-bit

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Perl security is critical for robust applications; this skill provides a comprehensive set of security patterns and guidelines to mitigate taint mode risks, input validation gaps, unsafe process execution, and SQL injection, while promoting secure web practices.

Core Features & Use Cases

Taint mode enforcement, input validation, and untainting patterns to prevent external data from affecting sensitive operations.
Safe file ops, secure process execution, and robust path handling to minimize TOCTOU and injection risks.
SQL injection prevention via parameterized DBI queries, plus output encoding and CSRF/HTML safety guidance for web apps.
Common real-world use: securing a Perl CGI or Dancer2 app that accepts user input, reads files, and interacts with a database.

Quick Start

Enable taint mode, implement strict input validation, use safe file and process operations, and adopt parameterized DBI queries in your Perl projects.

Frequently Asked Questions about perl-security

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

FAQPage Schema

How do I enable taint mode and validate user input in a Perl web app?▼

To secure a Perl web app, enable taint mode and apply strict input validation using allowlists to untaint external data. This prevents untrusted user input from affecting sensitive file operations and database interactions.

What is the best way to prevent SQL injection in Perl DBI queries?▼

The best way to prevent SQL injection in Perl DBI queries is by using parameterized queries. This approach separates SQL logic from data, ensuring external input is treated strictly as values rather than executable code.

How does Perl taint mode prevent unsafe file operations and process execution?▼

Perl taint mode prevents unsafe file operations and process execution by marking all external data as tainted, blocking it from being used in sensitive operations until explicitly untainted through strict validation and secure path handling.

Can I use Perl::Critic policies to enforce secure coding practices for CLI utilities?▼

Yes, you can use Perl::Critic policies to enforce secure coding practices for CLI utilities. These policies validate that scripts handling user input and file I/O adhere to safety guidelines like taint mode and safe operations.

How do I secure CGI or Dancer2 applications against CSRF and HTML injection?▼

To secure CGI or Dancer2 applications against CSRF and HTML injection, implement proper output encoding and follow web safety guidance. This ensures external data is safely sanitized before rendering in browser responses.