The OSI/RM describes five security services. One of them allows you to prove that a transaction
occurred. Which one of the following services provides that proof?
A.
Nonrepudiation
B.
Encryption
C.
One-way hash
D.
Authentication
Which one of the following services provides that proof?
The OSI/RM describes five security services. One of them allows you to prove that a transaction
occurred. Which one of the following services provides that proof?