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Which FastAPI security class is designed specifically to retrieve an API key from a custom HTTP header?

easy📝 Syntax Q3 of 15
FastAPI - Authentication and Security
Which FastAPI security class is designed specifically to retrieve an API key from a custom HTTP header?
AAPIKeyHeader
BOAuth2PasswordBearer
CHTTPBasic
DAPIKeyQuery
Step-by-Step Solution
Solution:

  1. Step 1: Identify FastAPI security classes

    FastAPI provides several classes for security schemes, including APIKeyHeader, OAuth2PasswordBearer, HTTPBasic, and APIKeyQuery.

  2. Step 2: Purpose of APIKeyHeader

    APIKeyHeader is used to extract an API key from a specified HTTP header.

  3. Final Answer:

    APIKeyHeader -> Option A

  4. Quick Check:

    APIKeyHeader extracts keys from headers [OK]
Quick Trick: APIKeyHeader extracts API keys from headers [OK]
Common Mistakes:
MISTAKES
  • Using OAuth2PasswordBearer for API key extraction
  • Confusing APIKeyHeader with APIKeyQuery

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