One of the main focuses of industry is to utilize technology to monitor the health condition of elderly people and patients through the use of smart devices. The current trend is to explore the potential to connect devices, circuits, and systems for healthcare and hardware/software security. The innovations will keep existing fabrication resources and develop new systems by employing technologies smartly.

In this evolving era, very large-scale integration (VLSI) is converting semiconductor device dimensions from micron technology to nanotechnology. VLSI would be the key enabler for innovation in nanoscale devices, circuits, and systems. Relevant theoretical frameworks include device physics, modeling, circuit design, and the latest developments in experimental fabrication in the field of VLSI for healthcare and security applications.

The main objective of this Special Issue is to provide a complete insight into the recent advances in devices and circuit design and their applications for healthcare and security. This Special Issue aims to provide a platform for researchers and practitioners to exchange and publish the latest research trends and results in areas related to healthcare and security applications.

Potential topics include but are not limited to the following:

• Digital signal processing for healthcare applications
• Circuits and systems for hardware security
• Device design for biomedical applications
• Healthcare innovative product development
• Devices for human health monitoring
• Integrated circuits for hardware security
• Software for healthcare and security
• Hardware approaches for information security
• Biomedical images and signal processing