OCTOBER VOLUME 2 – ISSUE 5 (OCTOBER 2016) Effective Network Security Policies at the Gateway Level in Computer Networks Anupoju Venkata Malleswara Rao & Dr.Shaheda Akthar MIO: Enhancing Wireless Communications Security through Physical Layer Multiple Inter-Symbol Obfuscation S.Sridhar & Govardini Vempada Energy Efficiency through Trust System Watchdog Optimization for WSN Valabhoju Laxmi Prasanna & J.Purna Prakash Continues and Transparent User Identity Verification for Secure Internet Services Ch.Ramesh Kumar, Y.Ashwini & Santhosh Kumar Khajapu Privacy-Preserving and Truthful Detection of Packet Dropping Attacks in Wireless Ad Hoc Networks Ch.Ramesh Kumar, B.Prasanna Jyothi & Yedla Hemalatha