Saiful Azad & Al-Sakib Khan Pathan 
Practical Cryptography [PDF ebook] 
Algorithms and Implementations Using C++

Cryptography, the science of encoding and decoding information, allows people to do online banking, online trading, and make online purchases, without worrying that their personal information is being compromised. The dramatic increase of information transmitted electronically has led to an increased reliance on cryptography. This book discusses th