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Which NestJS package is essential to implement a JWT strategy?

easy📝 Conceptual Q2 of 15
NestJS - Authentication
Which NestJS package is essential to implement a JWT strategy?
A@nestjs/config
B@nestjs/jwt
C@nestjs/typeorm
D@nestjs/mongoose
Step-by-Step Solution
Solution:

  1. Step 1: Identify JWT related packages

    @nestjs/jwt provides utilities to sign and verify JWT tokens.

  2. Step 2: Exclude unrelated packages

    @nestjs/mongoose and @nestjs/typeorm are for databases; @nestjs/config is for configuration management.

  3. Final Answer:

    @nestjs/jwt -> Option B

  4. Quick Check:

    JWT package = @nestjs/jwt [OK]
Quick Trick: Use @nestjs/jwt for JWT token handling [OK]
Common Mistakes:
  • Choosing database or config packages instead of JWT
  • Confusing @nestjs/jwt with other packages

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