Chapter 2 – Classical Encryption Techniques. Classical Encryption Techniques Symmetric Encryption Or conventional / private-key / single-key sender and.
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Review What is security: history and definition Security policy, mechanisms and services Security models.
Chapter 2 – Classical Encryption Techniques Symmetric encryption Secret key encryption Shared key encryption.
Cryptography. Secret (crypto) Writing (graphy) –[Greek word] Practice and study of hiding information Concerned with developing algorithms for: –Conceal.
Cryptography Cryptography is the technique of secret writing. A cipher is a method of secret writing. The purpose is to convert an intelligible message,
Dr. Lo’ai Tawalbeh 2007 Chapter 2: Classical Encryption Techniques Dr. Lo’ai Tawalbeh New York Institute of Technology (NYIT) Jordan’s Campus - 2007 INCS.
Chapter 2 Classical Encryption Techniques. Symmetric Encryption n conventional / private-key / single-key n sender and recipient share a common key n.
Symmetric Encryption or conventional / private-key / single-key sender and recipient share a common key all classical encryption algorithms are private-key.
1 Ch. 2 Classical Encryption Techniques. 2 Contents Symmetric Cipher Model Substitution Techniques Transposition Techniques Rotor Machines Steganography.
Cryptography
Information Security and Management 2. Classical Encryption Techniques Chih-Hung Wang Fall 2011 1.
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