Q. Firewalls are used for ................

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Q. Decryption and Encryption of data are the responsibility of which of the following layer?

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Q. What is the port number for (HTTP Secure) HTTPS?

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Q. ………….transform message into format (cyber text) that cannot be read by hackers.

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Q. Number of rounds in Data Encryption Standard algorithm?

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Q. Caesar cipher is represented as .................

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Q. ............... is an example for public key algorithm.

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Q. The length of the key in one time pad method is ....................

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Q. In cryptography the following uses transposition ciphers and the keyword is LAYER. Encrypt the following message (spaces are omitted during encryption)

WELCOME TO NETWORK SECURITY!

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Q. The ................... portion of LAN management software restricts access, records user activities and audit data etc.

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Q. Number of S - boxes used in DES algorithm is ...............

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Q. The number of subkeys generated in IDEA algorithm are .................

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Q. The art of breaking ciphers is known as:

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Q. The protocol used to provide security to e-mails?

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Q. Which one of the following is correct ?

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Q. The type of encoding in which manipulation of bit streams without regard to what the bits mean is .....................

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