Wiki Article · Cinematic

NestJS Security

Overview

NestJS Security — Quick Facts

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Property: Detail

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Topic: NestJS Security

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Category: Backend Security / Application…

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Framework: NestJS (Node.js)

Topic 1

Lead

🔒 NestJS security ka matlab hai ek NestJS application ko various cyber threats,…

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Infobox

🛡️ | Property | Detail | |---|---| | Topic | NestJS Security | | Category | Backend Security…

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1. Common Security Threats

🔑 NestJS applications ko wahi threats face hote hain jo kisi bhi web application ko hote…

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2. Authentication

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User login karta hai credentials…

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Server JWT token generate karta…

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Client har subsequent request me…

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Server token verify karta hai aur…

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3. Authorization

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Custom @Roles() decorator se…

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RolesGuard check karta hai ke…

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Simple aur effective approach…

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CASL library integration NestJS ke…

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4. Input Validation

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Whitelist — sirf allowed…

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Transform — input ko expected type…

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ForbidNonWhitelisted — unexpected…

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ForbidUnknownValues — unknown…

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5. CORS Configuration

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Origin — allowed domains ki list…

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Methods — allowed HTTP methods…

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Credentials —…

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Headers — allowed request headers…

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6. Helmet — HTTP Security Headers

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Content-Security-Policy (CSP) —…

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X-Content-Type-Options: nosniff —…

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X-Frame-Options: DENY/SAMEORIGIN —…

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Strict-Transport-Security (HSTS) —…

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7. Rate Limiting

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TTL (Time to Live) — time window…

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Limit — us time window me maximum…

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Per-route configuration —…

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Custom storage — Redis backend…

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8. CSRF Protection

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CSRF Tokens — har form me unique…

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SameSite Cookies — cookie…

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Double Submit Cookie — cookie +…

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Custom Headers — AJAX requests me…

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9. Security Pipeline Diagram

🔑 `mermaid graph TB subgraph "Client Request" REQ[Incoming HTTP Request] end subgraph "Edge…

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10. Encryption and Hashing

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bcrypt — industry standard,…

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argon2 — modern, memory-hard…

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scrypt — Node.js native,…

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Salt automatically generated hota…

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11. Security Best Practices

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Global ValidationPipe enable karo…

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Helmet middleware hamesha use karo

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CORS strictly configure karo (no…

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Rate limiting implement karo…

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12. Challenges

👁️ | # | Challenge | Description | |---|---|---| | 1 | Complexity vs Usability | Zyada…

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13. Benefits

🚨 | # | Benefit | Description | |---|---|---| | 1 | Data Protection | User data aur…

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14. Glossary

🏛️ | # | Term | Definition | |---|---|---| | 1 | Authentication | User ki identity verify…

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17. Disclaimer

🔒 Yeh article sirf educational aur informational purposes ke liye hai. Security ek…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

NestJS Security ka 'Topic' kya hai?

Complete! 🎉

NestJS Security Complete!

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NestJS Security Complete

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