Question

why is data considered safe if encapsulated​

Answer 1

Explanation:

The data is considered safe when encapsulation as it perform the function of wrapping the data to prevent roaming of it. It also keep data safe from being asscesed from outside.

Answer 2

Answer:

This is because the data flows down the protocol hierarchy, headers (and trailers) get appended to it and data moves up the hierarchy headers (and trailers) get stripped off.