Articles by Seongbin Choi

Software as a Service (SaaS) provides computer equipment, OS, and software customised to the user’s purposes as a service. Access control can work in the same way. If you work in the physical security industry, especially concerning access control, you have probably heard about the term ‘ACaaS’ recently. ACaaS is a combination of ‘access control’ and ‘SaaS’ (Software as a Service). From a semantic point of view, ACaaS means providing cloud-based access c...

We encounter AI with increasing frequency, both online and in the media. AI has penetrated deep into various aspects of our lives, from TV sets that improve picture quality using AI, or air conditioners with automatic temperature and humidity control, to investment management services that predict return rates. AI technology first appeared in the 1950s and was briefly revived in the 1980s before falling off the radar. In the late 2000s, AI re-emerged and went on to become a key technology and d...

The emergence of smartphones using iOS and Android is rapidly changing the landscape of the IT industry around the world. Several industries, such as digital cameras, car navigation, MP3, and PNP, have been replaced by equivalent or even better performance using smartphones. Smartphones provide increasing portability by integrating the functions of various devices into a single unit which allows them to connect to platforms with network-based services and offer new services and conveniences that...