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Suppose AES (or any block cipher) is used to encrypt data. Which mode of encryption covered in class is best suited for each of the following two scenarios and why? If more than one mode is suitable, pick one and explain why.
a. Streaming video between a server and client.
b. Disk encryption on a backup server storing system log files where the files are individually encrypted with one key used across all files. In addition, answer the following: Consider the first block of each encrypted file and the fact that the same key was used, what is the implication of this?
can we correct errors using crc?
The World Wide Web HTTP The Hyper text Transfer Protocols( HTTP) is a protocols used mainly to access data on the world wide web. HTTP functions as a carbonation of FTP(
Telephone companies (Telco's) stated ATM to meet various goals. It gives universal service for all support and subscribers for all users for video, voice and data. It has a single
CPU bus It is connect with various components of the system and transformation of data between components. Power Supply It is separate external part of cisco rou
What is Piggy Backing? A process called piggybacking is used to get better the efficiency of the bidirectional protocols. When a frame is carrying data from A to B, it can also
What are the disadvantages of Star Topology? The disadvantages are considered as follows: a. Needs more cable than most topologies. b. Moderately complex to install.
What is ICMP? ICMP is Internet Control Message Protocol. It gives messaging and communication for protocols within the TCP/IP stacks. This is also the protocol that manages err
Simple Mail Transfer Protocoland Secure Sockets Layer SMTP: Simple Mail Transfer Protocol is a server-to-server protocol for delivering electronic mail. SSL: Secure Sockets
MAC address called Physical address Because it's not changeable
Can you describe the concept of subnetting?
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