This rule raises an issue when reflection is used to change the visibility of a class, method or field, and when it is used to directly update a field value. Altering or bypassing the accessibility of classes, methods, or fields violates the encapsulation principle and could lead to run-time errors.

Noncompliant Code Example

using System.Reflection;

Type dynClass = Type.GetType("MyInternalClass");
// Noncompliant. Using BindingFlags.NonPublic will return non-public members
BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Static;
MethodInfo dynMethod = dynClass.GetMethod("mymethod", bindingAttr);
object result = dynMethod.Invoke(dynClass, null);