WKEY vs SOTK Comparison

WISeKey International Holding Ltd is a cybersecurity company focused on delivering integrated security solutions for the Internet of Things and digital identity ecosystems. It integrates secure semiconductors, cybersecurity software, and a globally recognized Root of Trust (RoT) into products and services that protect users, devices, data and transactions in the internet-connected world. It has two business segments. The IoT segment, which is the key revenue driver, generates revenue from the sale of semiconductor's secure chips. The mPKI segment generates revenues from Digital Certificates, It derives maximum revenue from IoT segment.

Sono-Tek Corp design and manufacture of ultrasonic coating systems for applying precise, thin film coatings to add functional properties, protect or strengthen surfaces on parts and components for the microelectronics/electronics, alternative energy, medical, industrial and emerging research & development/other markets. The company design and manufacture custom-engineered ultrasonic coating systems incorporating its patented technology, in combination with strong applications engineering knowledge, to assist its customers in achieving their desired coating solutions.