List of Articles Open Access Article Abstract Page Full-Text 1 - Implementing a Realtime Localization System based on Zigbee protocol Omid Pakdel Azar Open Access Article Abstract Page Full-Text 2 - QoS Management Solution in Software Defined Networking using Ryu Controller Shiva Karimi Amir Joz Ashoori 20.1001.1.27832570.1399.1.2.2.8 Open Access Article Abstract Page Full-Text 3 - The effect of the organizational approach in knowledge sharing on the performance of information security management edris abbaszadeh mohamadreza sanaei Reza Ehtesham Rasii Open Access Article Abstract Page Full-Text 4 - Intrusions detection system in the cloud computing using heterogeneity detection technique Ali Ghaffari Rozbeh Hossinnezhad Open Access Article Abstract Page Full-Text 5 - Improving the security of image watermarking based on the combination of discrete wavelet transform, singular value decomposition and discrete cosine conversion methods hossein nematizadeh Mohammad Tahghighi Sharabian 20.1001.1.27832570.1400.2.2.3.6 Open Access Article Abstract Page Full-Text 6 - Improve the Quality of Mammogram Images by Image Processing Techniques Mahdi Hariri Hassan Najafy