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Unguided Media
This is the wireless media that transfer electromagnetic waves without using a physical media. Waves are broadcast through the air. This is performing through radio communication, cellular telephony and satellite communication. Unguided transmission media are functions that give the transmission of data without the use of physical media means to describe the way it takes. Unguided media gives a means for transmitting electromagnetic signals but do not operate them.
Question : Wi-Fi protected access (WPA) was specified by the Wi-Fi alliance with the primary aim of enhancing the security of existing 802.11 networks. However, WPA was only a
STAR TOPOLOGY In this topology, all devices are attached to a central point, which is sometimes known as the "Hub" as given in the diagram below. Figure: An ideal
In broadcast topology there are further two types 1) SATELLITE\RADIO 2) RING TOPOLOGY In a radio or satellite topology every computers are connected to each other via radio o
Symmetric Encryption This encryption method makes use of same “secret key” to encipher and decipher the message and it is termed as private key encryption. This type of encrypti
what is computer network?
hi have a look and tell me if u can do it. if u can do Q1then i will allow u to do Q2
Assume that the RSA problem is hard, prove that the RSA encryption is secure against IND- CPA. Provide a game between an adversary A and a simulator (or challenger) B.
Question: (a) Describe how IPSec provides data source authentication. (b) Which protocol can be used to provide limited traffic analysis confidentiality? Why is it "limite
Question: a) Name a method to allow a person to send a confidential email to another person, without risks of a third-party reading the email. Describe briefly the operations
i want to know about cloud computing server security infrastructure development process
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