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martinholovsky
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websocket

Secure WebSocket communication with origin validation and token authentication.

45|4|Updated Nov 25, 2025
Search Tags:#security#authentication#api#real-time#websocket#csawsh
One-click install
npx skills add https://github.com/martinholovsky/claude-skills-generator --skill websocket-martinholovsky
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: websocket
Source: https://github.com/martinholovsky/claude-skills-generator/tree/main/skills/websocket
Command: npx skills add https://github.com/martinholovsky/claude-skills-generator --skill websocket-martinholovsky

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the critical security vulnerabilities inherent in WebSocket connections, ensuring robust protection against common attacks like Cross-Site WebSocket Hijacking (CSWSH) and message injection.

Core Features & Use Cases

  • CSWSH Prevention: Implements strict origin validation and token-based authentication to prevent unauthorized access.
  • Message Integrity: Validates message formats and authorizes each action to prevent injection attacks.
  • Connection Management: Includes rate limiting, idle timeouts, and secure connection handling.
  • Use Case: Securely implement a real-time chat application or a live data dashboard where user data and system integrity are paramount.

Quick Start

Implement a secure WebSocket endpoint that validates origin and authenticates users with tokens.

Frequently Asked Questions about websocket

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

FAQPage Schema
How do I prevent Cross-Site WebSocket Hijacking in my FastAPI application?▼

Prevent Cross-Site WebSocket Hijacking (CSWSH) in FastAPI by implementing strict origin validation and token-based authentication on your WebSocket endpoints. This ensures only authorized clients can establish real-time connections.

What is the best way to secure real-time WebSocket connections against message injection?▼

Secure real-time WebSocket connections against message injection by validating message formats and authorizing each action before processing. This prevents unauthorized data manipulation during bidirectional communication.

Does the websockets Python library support rate limiting and idle timeouts for connection management?▼

Yes, secure WebSocket connection management includes rate limiting and idle timeouts to control resource usage. These features help manage active connections and prevent abuse in real-time applications using Python.

How do I implement token-based authentication for a real-time chat application using WebSockets?▼

Implement token-based authentication for real-time chat applications by validating user tokens during the WebSocket handshake. This secures bidirectional communication by ensuring only authenticated users can send and receive messages.

Why does my WebSocket connection drop under high traffic load?▼

WebSocket connections often drop under high traffic due to missing rate limiting and idle timeout configurations. Implementing robust connection management with these controls ensures stable real-time communication during traffic spikes.

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