There’s a pretty cheap program that will do auto blocking, it’s easily googleable. Also changing the default port will cut down the numbers. I’ve had one hacked

There’s a pretty cheap program that will do auto blocking, it’s easily googleable. Also changing the default port will cut down the numbers. I’ve had one hacked over RD gateway so that alone isn’t the answer. On our cloud windows servers we use a remote management agent to access, this obvs has its own trust issues but overall works well.