Answer:
yes
Explanation:
If it is guranteed the key is only known to Alice and Bob and there is no risk of man in the middle attack or channel spoofing so we can achieve data origin authentication
Answer:
Explanation:
There are different advantages to buy commercial software like:
- Is a system used for other companies, we will have good referents with the feedback of them.
- Support, we should have support twenty-four hours, if a system doesn't have good support, we must not buy the software.
- We can choose software with a lower initial cost, this depends on our needs.
Answer:
a. The information is first sent via a Broadband for efficient transmission, and if not successful, only then it is resent via a Baseband that exists as a backup network as packets b. The message is first broken down into small packets before being sent, then they are
Explanation:
This is true for most modern computers
