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bryanvillamilpragma
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frontend-security

Guide securing web frontend applications against XSS, CSRF, and data exposure.

3|Updated May 5, 2026
Search Tags:#secure coding#XSS#CSP#web security#frontend security#CSRF
One-click install
npx skills add https://github.com/bryanvillamilpragma/power-Pragma --skill frontend-security-bryanvillamilpragma
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: frontend-security
Source: https://github.com/bryanvillamilpragma/power-Pragma/tree/main/skills-registry/frontend-security
Command: npx skills add https://github.com/bryanvillamilpragma/power-Pragma --skill frontend-security-bryanvillamilpragma

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill helps prevent security vulnerabilities in web frontend applications by providing best practices and guidance on secure coding patterns.

Core Features & Use Cases

  • XSS Prevention: Offers strategies to prevent Cross-Site Scripting (XSS) attacks.
  • Authentication & Token Management: Provides guidance on secure token storage and management.
  • CSRF Prevention: Offers solutions to prevent Cross-Site Request Forgery (CSRF) attacks.
  • Secrets & Sensitive Data Exposure: Recommends best practices to protect sensitive data.
  • Input Validation & Sanitization: Provides guidance on validating and sanitizing user input.
  • Content Security Policy (CSP): Offers configuration guidelines for CSP to enhance security.
  • Secure Communication: Recommends best practices for secure communication protocols.
  • Third-Party Dependencies: Provides advice on managing third-party dependencies securely.
  • Sensitive Data in the Browser: Offers strategies to protect sensitive data stored in the browser.
  • Open Redirects & URL Manipulation: Recommends best practices to prevent open redirects and URL manipulation attacks.

Quick Start

Use the frontend-security skill to perform a security audit on your web application.

Frequently Asked Questions about frontend-security

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

FAQPage Schema
How do I prevent XSS and CSRF vulnerabilities in my web frontend?▼

Preventing XSS and CSRF vulnerabilities requires secure coding patterns like input validation, sanitization, and proper communication protocols. This skill provides specific strategies and configuration guidelines to mitigate these common frontend attacks.

What is the best way to configure Content Security Policy (CSP) for web security?▼

Content Security Policy (CSP) enhances web security by restricting resource loading and execution. This skill offers configuration guidelines for CSP to enhance frontend security and prevent unauthorized content injection.

How do I secure authentication tokens and sensitive data stored in the browser?▼

Securing authentication tokens and sensitive browser data requires following best practices for token storage and exposure prevention. This skill recommends strategies to protect sensitive information from unauthorized access.

Does this frontend security guidance cover managing third-party dependencies safely?▼

Yes, this frontend security guidance provides advice on managing third-party dependencies securely. It also covers open redirects, URL manipulation attacks, and secure communication protocols to ensure comprehensive web application protection.

Why do I need input validation and sanitization to secure my web frontend?▼

Input validation and sanitization secure your web frontend by neutralizing malicious user inputs before processing. This skill provides guidance on validating and sanitizing data to prevent injection attacks like XSS.

Can I use this to perform a security audit on my existing web application?▼

Yes, you can use this skill to perform a security audit on your existing web application. It provides comprehensive guidance addressing common vulnerabilities including data exposure, open redirects, and insecure communication.

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