Patent ID: 7984293

Claim:
A Personal Computer Memory Card International Association (PCMCIA) card for establishing via a non-secure network, a secure communications channel between a computer and a secure network, wherein the non-secure network defines a first address space, and wherein the secure network defines a second address space, comprising: a cryptography module that provides Type 1 cryptography of data communicated between the computer and the secure network via the non-secure network, such that the data, when at the computer, is unencrypted, and when at the non-secure network, is encrypted; a network adapter in communication with the non-secure network, wherein the network adapter is associated with a first network address from the first address space; and a processor in communication with the secure network via the cryptography module and the network adapter, wherein the processor assigns a second network address for the computer from the second address space and communicates the second network address to the computer.