Title	Data Encryption and Hiding using Playfair and Complementary Techniques based on DNA Sequences
Author	Ahmed Elhadad
Citation	Vol. 22  No. 1  pp. 697-701
Keywords	DNA, Playfair, complementary technique, reference DNA, Playfair cipher.

Title	Improving the Energy of Wireless Sensor Networks Using Genetic Algorithm
Author	Alaa Al-Shdaifat, Khalid Batiha, and Wafa alsharafat
Citation	Vol. 22  No. 1  pp. 684-696
Keywords	Genetic Algorithm; Crossover; SMX; SNX; DX; Cluster Head.

Title	A Smart Application for Friday's Sermons Analysis
Author	Abdulaziz A. AlShammari, Tariq S. Almurayziq, Yousef K. Qawqzeh
Citation	Vol. 22  No. 1  pp. 679-683
Keywords	Sermon Tracking; Sermon Management; Topic Modelling; Security Awareness.

Title	Information & Analytical Support of Civil Servants Professional Competencies Monitoring Studies
Author	Eduard Afonin, Olga Balakireva, Vitaliy Omelyanenko, Ilona Klymenko, Iryna Korchak
Citation	Vol. 22  No. 1  pp. 672-678
Keywords	civil servants, information culture, ICT.