Drag and drop the descriptions from the left onto the corresponding categories on the right...

Port Numbers

✅ It does not consume many resources.

✅ It does not implement the application-layer payload, so it does not compromise the users ' privacy.

Deep Packet Inspection

✅ Signatures must be kept up to date because the applications change very frequently.

✅ Encryption makes this method impossible in many cases.

Statistical Classification

✅ It very often uses machine learning algorithms.

✅ It can detect the class of yet unknown applications.