What is logging in .NET Core?

Updated Apr 28, 2026

Short answer

Logging records application events for monitoring and debugging.

Deep explanation

.NET Core provides built-in logging abstraction supporting multiple providers like Console, Debug, and third-party libraries such as Serilog. Logging levels help categorize logs.

Real-world example

Tracking API usage and diagnosing production issues.

Common mistakes

  • Logging sensitive information
  • excessive logging.

Follow-up questions

  • What are log levels?
  • What is structured logging?

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