It can be scanned, but definitely not under a second.
Comment on Notes on full disk encryption on a Hetzner cloud VPS
ShortN0te@lemmy.ml 2 months agoThe whole port range can be scanned in under a second. A real attack does not care if your ssh port is 22 or 69420. Changing Port is just snake oil.
frongt@lemmy.zip 2 months ago
ShortN0te@lemmy.ml 2 months ago
Yes, it is called multithreading. Just one example: github.com/BrandonBerne/masscan
frongt@lemmy.zip 2 months ago
You can fire packets as fast as you like, but if my end can’t process them that fast, either they’ll get dropped or you’ll knock me offline. Neither makes a valid scan.
ralakus@lemmy.world 2 months ago
They might care if it’s 69420 since the max port number is 2^16 = 65536