"Computer Viruses and Security" gives a comprehensive description of the concept and kinds of viruses and the course of their evolution and development, the principle of their operation and basic knowledge of them. It also deals with the principle of manufacture of anti-virus products and global preventive measures and the establishment of legal and practical systems for their implementation in different countries.

"Theory on Identification and Recognition of Objects" gives information on classifying, one of the essential IT processing techniques, and algorithm.

"Preservation of Koguryo Mural Paintings ", a book on the preservation and restoration of cultural heritages, introduces methods of scientific examination and checkup of the state of tomb mural paintings and of their preservation and treatment.

Among the newly published books there is "Earthquake and Anecdotes" giving common knowledge of earthquake.