Message ________ means that the sender and the receiver expect privacya.Integrityb.Confidentialityc.Authenticationd.None of the above

The assurance that data received are exactly as sent by an authorised entity is __________.Question 7Select one:a.authenticationb.data integrityc.data confidentialityd.access control

If the following message is sent from server to client[[IDA ,TSA , IDB ,TSB H(IDA, TSA, IDB ,TSB )]KB- CHA12’,CHB12, OTP]KA    This is typical example ofa.Two Factor mutual authentication protocolb.Mutual Authentication protocolc.Unilateral Authentication protocold.Multifactor authentication Protocol

The SSL protocol addresses the confidentiality and the integrity of a message through:Group of answer choicessymmetric encryptionmessage authentication codehash functiondigital signature certificates

Which of the following cryptographic objectives can guarantee that the sender of a message cannot later deny having sent the message and that the recipient cannot deny having received the message?Group of answer choicesConfidentialityNonrepudiationIntegrityAuthentication

A recent email sent throughout the company stated that there would be a change in security policy. The security officer who was presumed to have sent the message stated the message was not sent from the security office and the company may be a victim of a spoofed email. What could have been added to the message to ensure the message actually came from the person?Select one:digital signaturenon-repudiationasymmetric keyhashing