Keywords: Advent of the 5G network, the advancement of Internet of Things technology, Innovative Internet services, security technologies, JISIS
With the advent of the 5G network and the advancement of Internet of Things technology, the smart
5G world composed of smart city, smart factory, smart home, and so forth has begun in earnest. For
a successful smart 5G world, it is necessary to research and develop innovative Internet services and
security technologies, which is clearly a core mission of Journal of Internet Services and Information
Security (JISIS). Over the past seven years, JISIS has made a significant contribution to the field of
Internet services and information security by publishing 7 volumes consisting with high-qualified papers.
Therefore, it is highly expected that this journal will also play a meaningful role in the forthcoming smart