System.Security.CodeAccessSecurityEngine.ThrowSecurityException C# (CSharp) Method

        private static void ThrowSecurityException(Assembly asm, PermissionSet granted, PermissionSet refused, RuntimeMethodHandle rmh, SecurityAction action, Object demand, IPermission permThatFailed)
        {
            AssemblyName asmName = null;
            Evidence asmEvidence = null;
            if (asm != null)
            {
                // Assert here because reflection will check grants and if we fail the check,
                // there will be an infinite recursion that overflows the stack.
                PermissionSet.s_fullTrust.Assert();
                asmName = asm.GetName();
                if(asm != Assembly.GetExecutingAssembly()) // this condition is to avoid having to marshal mscorlib's evidence (which is always in teh default domain) to the current domain
                    asmEvidence = asm.Evidence;
            }
            throw SecurityException.MakeSecurityException(asmName, asmEvidence, granted, refused, rmh, action, demand, permThatFailed);
        }

 private static void ThrowSecurityException(object assemblyOrString, PermissionSet granted, PermissionSet refused, RuntimeMethodHandleInternal rmh, SecurityAction action, object demand, IPermission permThatFailed)
 {
     if (assemblyOrString != null && !(assemblyOrString is RuntimeAssembly))
     {
         throw SecurityException.MakeSecurityException(new AssemblyName((string)assemblyOrString), (Evidence)null, granted, refused, rmh, action, demand, permThatFailed);
     }
     CodeAccessSecurityEngine.ThrowSecurityException((RuntimeAssembly)assemblyOrString, granted, refused, rmh, action, demand, permThatFailed);
 }