Network Security Questions and Answers – Transport Layer Security and HTTPS

This set of Network Security Multiple Choice Questions & Answers focuses on “Transport Layer Security and HTTPS”.

1. In the SSLv3 the padding bits are ____________ with the secret key.
a) Padded
b) XORed
c) Concatenated
d) ANDed
View Answer

Answer: c
Explanation: The padding bits are concatenated with the secret key.

2. Which of the following is not a valid input to the PRF in SSLv3?
a) secret value
b) identifying label
c) initialization vector
d) secret value
View Answer

Answer: c
Explanation: The PRF does not require an initialization vector.

3. Which of the following alert codes is not supported by SSLv3?
a) record_overflow
b) no_certificate
c) internal_error
d) decode_error
View Answer

Answer: b
Explanation: no_certificate is not supported by the SSLv3.
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4. We encounter the record_overflow error when the payload length exceeds –
a) 214 + 1024
b) 216 + 1024
c) 214 + 2048
d) 216 + 2048
View Answer

Answer: c
Explanation: The overflow error is encountered when the length exceeds 214 + 2048.

5. Which key exchange technique is not supported by SSLv3?
a) Anonymous Diffie-Hellman
b) Fixed Diffie-Hellman
c) RSA
d) Fortezza
View Answer

Answer: d
Explanation: Fortezza is not supported in SSLv3.
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6. Calculation of the certificate_verify in TLS involves the use of a finished_label. The finished_label is the string-
a) client finished for the client
b) client finished for the client, server finished for the server
c) server finished for the server
d) client finished for the server, server finished for the client
View Answer

Answer: b
Explanation: The finished_label is the string client finished for the client, server finished for the server.

7. In TLS padding cann be upto a maximum of –
a) 79 bytes
b) 127 bytes
c) 255 bytes
d) none of the mentioned
View Answer

Answer: c
Explanation: Padding can be upto a maximum of 255 bytes.
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8. URL stands for –
a) Universal Remote Locator
b) Universal Resource Language
c) Uniform Resource Locator
d) Uniform Resource Language
View Answer

Answer: c
Explanation: URL stands for Uniform Resource Locator.

9. HTTPS stands for Hypertext Transfer Protocol over TLS.
a) True
b) False
View Answer

Answer: a
Explanation: The statement is true. HTTPS is HTTP invoked over SSL/TLS.
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10. An HTTP connection uses port _________ whereas HTTPS uses port ____________ and invokes SSL.
a) 40; 80
b) 60; 620
c) 80; 443
d) 620; 80
View Answer

Answer: c
Explanation: HTTP uses 80 ports, whereas HTTPS uses 443 ports.

Sanfoundry Global Education & Learning Series – Cryptography and Network Security.

To practice all areas of Network Security, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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