Câu 159: GISP: GIAC Information Security Professional

Peter works as a Network Administrator for Net World Inc. The company wants to allow remote users to connect and access its private network through a dial-up connection via the Internet. All the data will be sent across a public network. For security reasons, the management wants the data sent through the Internet to be encrypted. The company plans to use a Layer 2 Tunneling Protocol (L2TP) connection. Which communication protocol will Peter use to accomplish the task?

1. A. Microsoft Point-to-Point Encryption (MPPE)
2. B. Pretty Good Privacy (PGP)
3. C. Data Encryption Standard (DES)
4. D. IP Security (IPSec) — đáp án hiện tại