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Q. Circuit-level gateway firewalls are installed in _______ layer of OSI model.

Q. The__model is 7 layer architecture where each layer is having some specific functionality to perform.

Q. The full form of OSI is OSI model .

Q. Cryptographic hash function takes an arbitrary block of data and returns _________

Q. “Elliptic curve cryptography follows the associative property.”

Q. When original data is changed to make it non-meaningful by attacker it is known as

Q. A firewall protects which of the following attacks?

Q. The__is a polygraphic substitution cipher based on linear algebra.

Q. Cyber-crime can be categorized into ________ types.

Q. Network administrators can create their own ACL rules based on _______ ________ and _______