Which of the following is an advantage of Cisco VPNs?
a. It uses 3DES.
b. It can handle packets larger than 500 bytes.
c. It can create up to 60 virtual tunnels per second.
d. All the above.
ANS: D
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Answer the following statements true (T) or false (F)
1. Format-preserving encryption refers to any encryption technique that takes a plaintext in a given format and produces a ciphertext in the same format. 2. It is possible to convert a block cipher into a stream cipher using cipher feedback, output feedback and counter modes. 3. Cipher Feedback Mode conforms to the typical construction of a stream cipher. 4. OFB mode requires an initialization vector that must be unique to each execution of the encryption operation. 5. The XTS-AES mode is based on the concept of a tweakable block cipher.
What is an autonomous system (AS)? Which roles do autonomous systems play in the Internet?
What will be an ideal response?
A database is a collection of the data that companies spend a lot of time and money on gathering
Indicate whether the statement is true or false
To automate frequently performed Excel tasks, you can create a(n) ____.
A. keystroke B. micro C. macro D. instruction series