Define Block Cipher
Define Block Cipher? Briefly explain it.
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A block cipher converts a fixed-length block of plaintext data into a block of cipher-text data of similar length. This transformation occurs beneath the action of a user-provided secret key. Decryption is executed by applying the reverse transformation to the cipher-text block employing similar secret key. The fixed length is termed as the block size, and for many block ciphers, the block size is of 64 bits.
Describe Protocol Data Unit?
Give a brief explanation of the term Loopback Address.
Socket: A socket is employed to connect an application to the network protocol. The socket allows communication among a client and a server. The communication whenever the client is allocated a local port number, and binds a socket to it. The client writes on socket a
What is the utilization of controller object UIApplication?
What is meant by the buffer?
Explain what is baseband and broadband transmission?
Define Differential Cryptanalysis. Explain it briefly.
Secure HTTP: There are presently two techniques of establishing a secure HTTP connection: the https URI scheme and HTTP 1.1 Upgrade header, mentioned by RFC 2817. The browser support for Upgrade header is, though, almost non-existent, therefore HTTPS
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Explain the term Beacons? Describe beacons in detail.
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