Home>> Network Security MCQs >> ___________ cryptography is often used for short messages.

After a message is encrypted, it is called _______.

Which of the following attacks is threatening integrity?

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

A _______ certifies the binding between a public key and its owner.

_____________ means concealing the contents of a message by enciphering.

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

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

_________ cryptography is often used for long messages.

IPSec defines two protocols: _________ and __________.

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.

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

In the asymmetric-key method used for confidentiality, which key is publicly known?

Which of the following attacks is threatening availability?

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

The RSA algorithm for confidentiality uses _______ cryptography.

___________ means that the data must arrive at the receiver exactly as they were sent.

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

Three security goals are _______________________________________.

In _________ cryptography, the same key is used in both directions.

In the digital signature technique when the whole message is signed using an asymmetric key, the receiver of the message uses _______ to verify the signature.