In the ever-expanding world of IoT, AI, 5G, fintech and smart cars, competition is very important; however, security is becoming increasingly important as well. With more academical and business investments seeking effective and efficient security solutions, people are starting to realize that hardware security is imperative. That is why the Ministry of Science and Technology (MOST project) held the International Hardware Security Workshop in Taiwan on September 20th to boost the development of hardware security. Worldwide experts and scholars from eMemory, PUFsecurity, Microsoft, ARM, Lattice, the University of Tokyo, and the University of Florida were invited to the conference. This article will summarize the insights of hardware security from different point of view. Enjoy!