RS-485 SSC (SOYAL Security Communication) encrypted communication

What is RS485 SSC? Have you ever worried about communication vulnerability?(SOYAL Security Communication) encrypted communication

SOYAL release RS485 SCC( SOYAL Security Communication) for all SOYAL control panel, H-series Controller, E-series Controller, RS485 Reader, Serial to Ethernet Device Server, etc. All data are encrypted during communication, no more wories about data peeking. With in-field firmware update function, the installed system can also be updated to support RS485 SSC. High Security makes you value added and exeptional.