Quiz – Understanding VPNs and Why We Use Them

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#1. What is the key component used to verify a digital signature?

One-time PAD

Sender's public key

AES

Receiver's public key

#2. Which two of the following are benefits of VPNs?

Diffie-Hellman, Confidentiality

Data integrity, Diffie-Hellman

Confidentiality, Data integrity

Hashing, Confidentiality

#3. A remote user needs to access the corporate network from hotel room from a laptop. What type of VPN is used for this?

Site-to-site VPN

Dial-up VPN

PPP VPN

Remote-access VPN

#4. Which standard format is used to request a digital certificate from a CA?

TLS/SSL/HTTPS

PKCS#7

PKCS#10

LDAP

#5. What are the primary responsibilities for a certificate authority (CA)?

Issuing identity certificates , Maintaining client's private keys, Certificates verification

Maintaining client's private keys, Issuing identity certificates, Issuing identity certificates

Tracking identity of certificates, Issuing identity certificates , Issuing identity certificates

Certificates verification, Issuing identity certificates, Maintaining client's private keys

#6. Which type of VPN technology is likely to be used in a site-to-site VPN?

SSL

TLS

IPSec

HTTPS

#7. What is the key component use to create a digital signature?

Private key

Ink

AES

Public key

#8. Which method, when supported by both the client and the CA, is the simple to use when implementing identity certificates on the client?

SCEP

PKCS#7

LDAP

PKCS#10

#9. What are valid options to protect data in motion with or without a full VPN?

HTTPS

All above

IPsec

SSL

TLS

#10. What algorithms in a VPN provide the confidentiality?

3DES,AES

AES,MD5

MD5,SHA-1

SHA-1,3DES

#11. What is used to encrypt the hash in a digital signature?

Receiver;s private key

Sender's private key

Sender's public key

Receiver's public key

#12. Which of the following are symmetrical encryption ciphers?

SHA1, AES

3DES, SHA1

AES, 3DES

RSA, 3DES

#13. Which of the following could be found in a typical identity certificate?

serial number

CRL locations

All obove

Validity date

Public key of the certificate owner

#14. Why is the public key in a typical public-private key pair referred to as public?

Because the public already has it

The last name of the creator was publica, which is Latin for public

Because it is a well-known algorithm that is published

Because it is shared publicly

#15. When obtaining the initial root certificate, what method should be used for validation?

Telephone

Sender's public key

HTTPS/TLS/SSL

Receiver's private key

#16. What is another name for a hash that has been encrypted with a private key?

SHA-1

Digital signature

MD5

AES

#17. What is the primary difference between a hash and Hashed Message Authentication Code (HMAC)?

AES

Keys

MD5

SHA1

Finish

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Quiz – Understanding VPNs and Why We Use Them

Results

#1. What is the key component used to verify a digital signature?

#2. Which two of the following are benefits of VPNs?

#3. A remote user needs to access the corporate network from hotel room from a laptop. What type of VPN is used for this?

#4. Which standard format is used to request a digital certificate from a CA?

#5. What are the primary responsibilities for a certificate authority (CA)?

#6. Which type of VPN technology is likely to be used in a site-to-site VPN?

#7. What is the key component use to create a digital signature?

#8. Which method, when supported by both the client and the CA, is the simple to use when implementing identity certificates on the client?

#9. What are valid options to protect data in motion with or without a full VPN?

#10. What algorithms in a VPN provide the confidentiality?

#11. What is used to encrypt the hash in a digital signature?

#12. Which of the following are symmetrical encryption ciphers?

#13. Which of the following could be found in a typical identity certificate?

#14. Why is the public key in a typical public-private key pair referred to as public?

#15. When obtaining the initial root certificate, what method should be used for validation?

#16. What is another name for a hash that has been encrypted with a private key?

#17. What is the primary difference between a hash and Hashed Message Authentication Code (HMAC)?

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