External network access authentication system and authentication method based on hardware access card
An access authentication and access card technology, applied in the field of data communication, can solve problems such as authentication server intrusion, and achieve the effects of easy security authentication, simple and clear interface, and good applicability
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[0026] Embodiment: Ethernet is used as the external network, and the client 1 and the hardware access card 2 have their own external network IP addresses. The built-in network card 5 of the authentication server 3 is connected to the intranet. The information stored in the hardware access card 2 includes: the certificate of the authentication server 3 issued by the CA, the private key corresponding to the certificate of the authentication server 3, and the CA certificate that issued the client 1 certificate; the information stored in the client 1 includes: the client certificate issued by the CA. The client 1 certificate, the private key corresponding to the client 1 certificate, and the CA certificate that issued the server 3 certificate. The hardware access card 2 and the client 1 perform two-way authentication on the connection information (including communication key, IP address, etc.). Submit it to CPU4, and client 1 implements intranet access.
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