BTECH IT 7 SEM CRYPTOGRAPHY AND NETWORK SECURITY DEC 2017 BTECH IT 7 SEM CRYPTOGRAPHY AND NETWORK SECURITY V2 DEC 2017 BTECH-IT-7-SEM-ANDROID-OPERATING-SYSTEM-NCS-075-2017 BTECH-IT-7-SEM-ARTIFICIAL-INTELLIGENCE-NCS-702-2017 BTECH-IT-7-SEM-DISTRIBUTED-SYSTEM-NCS-701-2017 BTECH-IT-7-SEM-ETHICAL-HACKING-AND-PREVENTION-NOE-076-2017 BTECH-IT-7-SEM-IT-IN-FORENSIC-SCIENCE-NIT-071-2017 BTECH-IT-7-SEM-SOFTWARE-PROJECT-MANAGEMENT-NOE-077-2017 BTECH-IT-7-SEM-SOFTWARE-TESTING-AND-AUDIT-NCS-071-2017