1. Which type of object group can contain a mix of services, such as TCP, and UDP, and can contain any protocol, such as ESP or GRE? Network User Service Protocol Security 2. Which type of object group uses unique types to send control messages? Network User Service …

1. ESP provides data authentication and integrity. true false 2. ESP provides confidentiality and authentication. true false 3. AH does not provide data confidentiality (encryption). true false 4. AH provides confidentiality by performing encryption on the IP packet. true false 5. ESP provides authentication for the inner IP …

1. IPsec can protect traffic in which OSI layers? (Choose four.) Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Layer 7 2. Which IPsec function uses pre-shared passwords, digital certificates, or RSA certificates? IPsec protocol Confidentiality Integrity Authentication Diffie-Hellman 3. True or False: The …

1. Which type of VPN supports dynamically changing connection information and can be enabled when needed? remote site-to-site 2. Which type of VPN is used when the host sends and receives normal TCP/IP traffic through a VPN gateway? remote site-to-site 3. Which type of VPN is used when …

1. True or False? In asymmetric encryption, encryption and decryption use the same key. True False 2. What is an example of a symmetric encryption algorithm? Internet Key Exchange (IKE) Secure Socket Layer (SSL) Secure Shell (SSH) Advanced Encryption Standard (AES) 3. Which algorithm provides asymmetric encryption? Data …

1. Which characteristic helps identify a weak key and regenerate a new replacement key? key exchange key generation key revocation and destruction key verification 2. Which characteristic creates new keys for cryptography? key storage key exchange key generation key lifetime 3. Which characteristic is a mechanism that allows …

1. What is a cipher that replaces one letter for another, possibly retaining the letter frequency of the original message? brute-force cryptanalysis nonrepudiation substitution transposition Vigenère 2. What is a method of cryptanalysis in which an attacker tries every possible key knowing that eventually one of them will …

1. Refer to Chart 1. What is the encrypted text for the term ENCRYPTION? AJNVULPTKJ IRHVCTXMSN AJYNULPEKJ ISHVCTXMSR YHWLSJNCIH KTIXEVZOUT KTJYEVZOUT 2. Refer to Chart 2. What is the encrypted text for the word AUTHENCITY? UONBILCNCYMR HINNBCMIJNCH UONBYHNCWCNS JFYUMYNLSUAH ULNBOLCMECHA WIHZCXYHNCUF UHIHSGIOMFST 3. Refer to Chart 3. What …

1. Ensures privacy so that only the receiver can read the message. Confidentiality Integrity Authentication 2. Ensures that messages are not altered in transit. Confidentiality Integrity Authentication 3. Guarantees that a message comes from the source that it claims to come from. Confidentiality Integrity Authentication 4. In banking, …

1. Which statement describes STP? STP is a Layer 2 routing protocol. STP is a Layer 3 routing protocol for Ethernet LANs. STP is a Layer 2 loop prevention protocol for Ethernet LANs. STP is a Layer 3 loop prevention protocol for IP networks. 2. Without STP on …