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plain text,cipher text,encryption ,decryption,letter,autokey system.
MATHS
web based applications for encryption using substitution and transposition techniques
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This slide helps you to find the idea of Symmetric and asymmetric key cryptography.
Difference between Active attack and Passive attack
Hill cipher for graduate students in cryptography course
Transposition cipher techniques
information security DES modes of opertaion
Brief description about cryptanalysis , cryptography and known plain text attack.
Cryptography is a method of storing and transmitting data in a particular form so that only those fo...
Cryptograph
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Substitution and transposition techniques
Here I describe two encryption and decryption method of cryptography. Block Cipher Stream Cipher. He...
Polygraphic Substitution Cipher - Part 2
Product Cipher
Introduction to Cryptography, basic terms, variation, uses.
Introduction to Modern Symmetric-Key Ciphers- This lecture will cover only "Modern Block Cipher...
confusion and diffusion in cyrptography
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NIS
Discussion on cryptanalysis as apart of cryptography curse for graduate students
