CH32 Forouzan 5th

Access control in IPSec is provided using __________.

security association database

IPSec in the tunnel mode protects __________.

the IP header

IPSec in the transport mode protects __________.

the payload from the transport layer

IKE is made of __________ component(s).

three

In the _________ mode, the IPSec header is added between the IP header and the rest of the packet.

transport

IPSec operates at two different modes: _________ mode and _________mode.

transport; tunnel

In the ________ mode, the IPSec header is placed in front of the original IP header.

tunnel

The _______ protocol provides message authentication and integrity but not privacy.

AH

The ________ protocol is designed to authenticate the source host and to ensure the integrity of the payload carried by the IP packet.

AH

The _______ protocol provides message authentication, integrity, and privacy.

ESP

VPN technology uses two simultaneous techniques to guarantee privacy for an organization: ________ and ___________.

IPSec; tunneling

The _______ was invented by Phil Zimmermann to provide all four aspects of security in the sending of email.

NOT AH, ESP, TLS

IPSec defines two protocols: _________ and __________.

NOT AH/ SSP, ESP/ SSP, AH/ EH (AH;ESP?)

IPSec requires a logical connection between two hosts using a signaling protocol called ____________.

SA

The _______ was designed to provide security at the transport layer.

TLS

The ESP protocol was designed __________.

after the AH protocol

A proxy firewall filters at the __________ layer.

application

IKE provides __________.

both inbound and outbound SA

SSL uses __________ protocol(s).

four

IP Security (IPSec) is a collection of protocols designed by the IETF (Internet Engineering Task Force) to provide security for a packet at the _________ level.

network

A packet-filter firewall filters at the ________ or ___________ layer.

network; transport