Distribution network embedded telecontrol communication security gateway

The invention discloses a novel secure wireless data communication device, which realizes a remote distribution automation control function in a public network on the premise of ensuring the secure and effective transmission of distribution network data. A distribution network embedded telecontrol communication security gateway is classified into a calling distribution network embedded telecontrol communication security gateway and a called distribution network embedded telecontrol communication security gateway, and comprises a main board (1). A central processing unit (2), at least one read only memory (ROM) module (3), a FLASH module (4), a general packet radio service (GPRS) module (5), a hardware encryption module (6) comprising a digital certificate, a serial interface (7), a power interface (8), a subscriber identity module (SIM) card interface (9) and an antenna (10) are integrated on the main board. The gateway further comprises a management and configuration module, a network access module, an authe