Exam 312-50v11 topic 1 question 4 discussion

The presentation layer or layer 6 of the OSI model is typically responsible for encryption and decryption

Agreed The "Presentation" of the OSI layer does the encryption and decryption of the message

The encryption and decryption of the message in this scenario occur at the Presentation layer of the OSI model. The correct answer is D. Presentation.

Application layer

The Presentation Layer

In the scenario you described, where a user is writing a sensitive email message and using PKI to secure the message, the encryption and decryption of the message would take place at the Presentation layer of the OSI model. The Presentation layer handles data translation, encryption, and decryption. In this case, it would convert the plaintext email message into an encrypted format for transmission (encryption) and then convert it back to plaintext upon receipt (decryption).

6 .Presentation Data representation, encryption, and decryption; convert data to machine understandable format. (P.3237/3221)

D. Presentation

Was in Exam today 11/24/2021.