The unit has a cryptographic coprocessor with hardware-based secure key storage and hardware support for asymmetric signature, verification, key agreement and symmetric algorithms. The Secure Card finds its application wherever highly secure application software and data protected from local or remote hacker attacks are needed. It provides flexible solutions for anti-counterfeiting systems, small messages Encryption, key generation for software download, security of Internet of Things nodes used, for example, in home automation, medical devices, wearables, payment machine and many other applications. The Secure Card can also be used to protect the authenticity of accessories to use with your products, ensuring that only legitimate ones can work.