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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?
100Base-FX Utilizes two identical optical fibers in star topology One fiber holds frames from the station to hub one from hub to station Encoding is 4B/5B Si
Can you describe circuit level gateway?
Lab will require you to create a client and a server that communicate over either message queues, sockets, or a well known fifo. The data passed will be a simple request/response i
Encoding data options PVM uses SUN's XDR library to generate a machine independent data format if you request it. Settings for the encoding option are: PvmDataDefault: Use X
There are two logical addressing :- a) Datalink is physical (hardware) addressing. b) Network is logical (software) addressing.
An FDDI frame or Token Ring frames those points to serious problem with the ring, like a broken cable. The beacon frame carries the address of the station thought to be down.
Recognize the two commands that copies the configuration in NVRAM to RAM Ans) a) Copy startup-config running-config b) Configure memory
MIME The Multipurpose Internet Mail Extensions While the message headers described in are satisfactory for sending ordinary ASCII text they are not sufficiently Reich for
Sending a message to a group multicast address is known as multicasting, and its routing algorithm is known as multicast routing.
Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is known as path.
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