What Are the Risks of Exposing Public Fields or Collections in C#?

Exposing public fields or collections in C# can lead to invalid state, broken invariants, and hard-to-find bugs. This article shows why direct access is dangerous, how to encapsulate collections safely, and when public fields are acceptable. Includes practical code samples and actionable advice for writing robust, maintainable C# code.

June 29, 2025 · 6 min · 1247 words · Abhinaw