Kallam, Ravindra Babu, India

• Vol 2, No 1 (2011): January-February 2011 - Articles
  An Improved Playfair Cipher Cryptographic Substitution Algorithm
  Abstract  PDF
• Vol 2, No 2 (2011): March-April 2011 - Articles
  An Enhanced Polyalphabetic Cipher using Extended Vigenere Table
  Abstract  PDF
• Vol 2, No 5 (2011): September-October 2011 - Articles
  An Enhanced RSA Public key Cryptographic Algorithm
  Abstract  PDF