When a backdoor is executed in a device, it becomes vunerable to ‘everyone’ , or only to the atacker?

I’m running tests in my devices. But i’m scared if by doing this, i will make my devices vulnerable. If i executed an backdoor sended to me (beeing an app with a payload on it, or an doc, or email, etc) , my device will become vulnerable t… Continue reading When a backdoor is executed in a device, it becomes vunerable to ‘everyone’ , or only to the atacker?