Which one of the following commands is used to encrypt all plaintext passwords? a. password server-encryption O b. password service-encryption O c. service password-encryption O d. service plain-encryption
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- Which of the following operations do not achieve non-repudiation? a.Encryption using hybrid cryptosystems b.Digitally signing a message digest c.Digitally signing a complete message d.MACWhich of the following assertions is false: There are two keys used for encryption and decryption in public-key cryptography. O Unencrypted data is the same as plain text. None of the above choices ring true. The terms encryption and cipher text are not interchangeable.Which encryption benchmark ensures data is not modified after it’s transmitted and before it’s received? a. Confidentiality b. Integrity c. Availability d. Symmetric
- Which security mechanism(s) are provided in each of the following cases? A school demands student identification and a password to let students log into the school server. A school server disconnects a student if she is logged into the system for more than two hours. A professor refuses to send students their grades by e-mail unless they provide student identification they were preassigned by the professor. A bank requires the customer’s signature for a withdrawal.When sending a large file, which method uses less encryption operations, cypher block chaining or cypher feedback mode?And which one is much more effective?You are the administrator for your company network. You and a colleague are discussing the key archive store. The key archive stores which of the following information? Group of answer choices The public key and private key only The public key, private key, and supported cryptographic algorithms only The subject name, public key, private key, and supported cryptographic algorithms The public key only
- What is the output of the following command? Get-DnsServerTrustAnchor –name secure.practicelabs.com –computername PLABDC01 Updates the trust points created earlier on the PLABDC01 Creates a new trust point on the PLABDC01 Refreshes the trust point on all DNS servers Creates a new trust point on all DNS servers from PLABDC01MCQ: Which of the following is an example for user to host authentication? a. Encryption keys b. Digital certificate c. Username & Password d. Hash algorithmWhich encryption method encrypts individual files so that only the owner and other users who have been authorized can decrypt the file and read it?
- Which of the following statements about cookies is true? a. Cookies were originally intended to facilitate advertising on web. b. Cookies allow websites to off load the storage of information about visitors. c. Cookies always contain encrypted data d. Cookies are text files and never contain encrypted data. e. None of the above is true.a. Which of the following can be used for both encryption and digital signatures? 3DES AES RSA MD5 b. Digital Signatures provide which of the following? Confidentiality Authorization Integrity Authentication Availability c. The difference between a hash and a digital signature is: Hashes are used to verify message authenticity, digital signatures are used to verify message integrity. Hashes are used to verify message integrity and authenticity, digital signatures are used to verify message authenticity only. Hashes are used to verify the message integrity only, digital signatures are used to verify message authenticity and message integrity. There is no functional difference. d.Which asymmetric algorithm is used for establishing a shared key?A.Elliptic CurveB. PGPC. Diffie-HellmanD. RSA e.What is used to create a message digest that will be attached to data at rest or in transit? Asymmetric algorithm Symmetric algorithm Encryption Hashing Non-repudiation Authentication…Which of the following is a good practice ? A. Give full permission for remote transferringB. Grant read only permissionC. Grant limited permission to specified accountD. Give both read and write permission but not execute.