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USB SECURITY GATEWAY

  • US 20150365237A1
  • Filed: 06/17/2014
  • Published: 12/17/2015
  • Est. Priority Date: 06/17/2014
  • Status: Abandoned Application
First Claim
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1. A secure serial communication gateway device comprising:

  • at least one first serial communication host connector to connect to at least one first host computer;

    a serial communication peripheral device port to connect to a peripheral device; and

    a security circuitry comprising;

    a pre-qualification microcontroller;

    a mode select switch connected to said serial communication peripheral device port and selectively connecting said serial communication peripheral device port to the selected one of;

    said pre-qualification microcontroller; and

    said first serial communication host connector; and

    a serial communication enumeration and reset detector, connected to said serial communication peripheral device port, to monitor said serial communication peripheral device port and casing said mode select switch to switch said serial communication peripheral device port to said pre-qualification microcontroller when said serial communication device is disconnected from said serial communication peripheral device port;

    wherein said pre-qualification microcontroller is capable of enumerating a connected peripheral device according to a table of peripheral device qualifications,and wherein said table of peripheral device qualifications may be field re-programmed.

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