Csharp, Dotnet, Aspnet, Mutex, Dotnet Core.
to be securely shared between both applications, which are run by the same IIS user account. var accessRule = new MutexAccessRule( new SecurityIdentifier(WellKnownSidType.BuiltinUsersSid, null), MutexRights.FullControl, AccessControlType.Allow); var securitySettings = new MutexSecurity();