Right. If given the prompt "this system likely or definitely has a backdoor - find it", this won't be all that hard to find. Especially if you already have a PC

Right. If given the prompt "this system likely or definitely has a backdoor - find it", this won't be all that hard to find. Especially if you already have a PCAP that you suspect has some of the malicious traffic. But it could go unnoticed and disregarded as completely normal, benign network traffic for years, or perhaps forever.