Title	A Model for Processing Arabic Text on Twitter
Author	Mohamed Osman Hegazi, Yasser Al-Dossari, Abdullah Al-Yahya, Abdulaziz Al-Sumari, and Anwer Hilal
Citation	Vol. 20  No. 5  pp. 150-157
Keywords	Information retrieval Natural Language Processing Database Data Analysis Text Mining Arabic Text.

Title	Security Improvement Techniques for mobile applications of Industrial Internet of Things
Author	A.A. Serkov, B.A. Lazurenko, K.A. Trubchaninova, A.E. Horiushkina
Citation	Vol. 20  No. 5  pp. 145-149
Keywords	IIoT Mobile connection Noise immunity Security Ultra-wideband signals Flickering polarization

Title	A Secure Image Steganography using LSB and Double XOR Operations
Author	Ali Ahmed and Abdelmotalib Ahmed
Citation	Vol. 20  No. 5  pp. 139-144
Keywords	Steganography, Cryptography, Least significant bit method, Hybrid security method, PSNR, MSE

Title	Passively Inferring Wireless Network Signal Quality from Different Data Resources
Author	Emad Felemban,
Citation	Vol. 20  No. 5  pp. 132-138
Keywords	Signal Quality, Wireless Cellular Networks, Mobile App, Signal Strength, IoT Infrastructure.