What are the accessibility levels of class members defined in .NET?

You can use five levels of access modifiers in (C#, VB.NET) :-

public :- All members have access in all classes and projects.

private: Only members of class have access.

protected: All members in current class and in derived classes can access the variables.

friend in VB.NET (internal in C#) :- Only members in current project/assembly have access to the elements.

protected friend in VB.NET (protected internal in C#) :- All members in current project/assembly and all members in derived class can access the variables.