Fend Inc develops solutions that protects and secures smart infrastructure and IoT connected equipment from cyberattacks. Describing themselves as blocking cyberattacks physically, the effort is to protect the client's connected equipment from cyberattack and ransomware without reliance on firewalls and software-based security solutions, The IoT equipment sends information physically to Fend's solution, which then transmits real-time status using light to a network or cloud, which is impenetrable from viruses, malware, ransomware, or other malicious codes.