Home>> Network Security MCQs >> IPSec defines two protocols: _________ and __________.

IPSec defines two protocols: _________ and __________.

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

Which of the following attacks is threatening availability?

Digital signature does not provide _________.

In RSA, if user A wants to send an encrypted message to user B, the plaintext is encrypted with the public key of _______.

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

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

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

After a message is encrypted, it is called _______.

______________ can provide authentication, integrity, and nonrepudiation for a message.

___________ cryptography is often used for short messages.

_____________ means concealing the contents of a message by enciphering.

______________ means concealing the message by covering it with something else.

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

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

In __________ cryptography, everyone has access to everyone’s public key.

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

Three security goals are _______________________________________.

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

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