TY - BOOK AU - Pachghare, V K. TI - Cryptography and information security SN - 9788120335219 U1 - 005.82 1 PY - 2009/// CY - New Delhi PB - PHI Learning Pvt Ltd. KW - Cryptography-Data encryption KW - Data Encryption Techniques KW - Symmetric Ciphers KW - Number Theory KW - Public Key Cryptosystems KW - Key Management KW - Digital Signatures KW - Electronic Mail Security KW - Malicious Security ER -