mono/netcore/System.Private.CoreLib/shared/System/Security/SuppressUnmanagedCodeSecurityAttribute.cs

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

namespace System.Security
{
    // SuppressUnmanagedCodeSecurityAttribute:
    //  Indicates that the target P/Invoke method(s) should skip the per-call
    //  security checked for unmanaged code permission.
    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Class | AttributeTargets.Interface | AttributeTargets.Delegate, AllowMultiple = true, Inherited = false)]
    public sealed class SuppressUnmanagedCodeSecurityAttribute : Attribute
    {
        public SuppressUnmanagedCodeSecurityAttribute() { }
    }
}