IP Library Granted Patent US 8,010,789
Granted Patent B2
US 8,010,789 · App. 10/896,088 · Granted Aug 30, 2011

Secure data transfer using an embedded system

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Quick Facts
Patent No.
US 8,010,789
App. No.
10/896,088
Granted
Aug 30, 2011
Kind
B2
Abstract

A method and device for securing data transmission via an embedded system that is operationally coupled to a local device and a remote computing system using a network is provided. The method includes, determining if data received from the remote computing system is secured, handshaking with the remote computing system if the data received is from a new connection; decrypting the secured data; and transmitting the decrypted data to the local device. The method also includes, determining if the data received from the local device is from a new connection, handshaking with the remote computing system if the data received is from a new connection; encrypting the data; and transmitting the encrypted data to the remote computing system. A receiving module determines whether input data needs to be encrypted or decrypted; a processing module for encrypting and/or decrypting input data; and an output module for transmitting encrypted and/decrypted data.

Claims (11)

1. A method for securing data transmission via an embedded system that is operationally coupled to a local device and a remote computing system using a network, comprising:

providing at least a first connector and a second connector whereby the first connector provides physical connectivity with a remote host and includes an RJ-45 jack and further whereby the second connector couples system with a local device; the first and second connectors determine when data received from the remote computing system is secured; the first and second connector have random access memory wherein at least one of the first connector or second connector identifies the media access controller address of a local device so that an embedded system appears as the legacy device itself;

providing an internal database which is used to determine which data to secure;

handshaking with the remote computing system when the data-received is from a new connection;

decrypting secured data utilizing a data exchange wherein decryption techniques are based on SSL, SSH and AES standards;

stripping data headers before being sending to the remote computing system; and

transmitting the decrypted data to the local device via a connector.

2. The method of claim 1 , wherein data headers are stripped before being sent to the local device.

3. The method of claim 1 , wherein the received data is based on TCP format.

4. The method of claim 1 , wherein the received data is based on UDP format.

5. The method of claim 1 , wherein decryption techniques are based on SSL, SSH and AES standards.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Jun 2, 2025
From: SVB INNOVATION CREDIT FUND VIII, L.P.
To: LANTRONIX, INC.; LANTRONIX HOLDING COMPANY; LANTRONIX TECHNOLOGIES CANADA (TAIWAN) LTD.; LANTRONIX CANADA, ULC; TRANSITION NEWTORKS, INC.
Reel/Frame 071290/0001 →
SECURITY INTEREST Recorded Jun 2, 2025
From: LANTRONIX, INC.; LANTRONIX HOLDING COMPANY; LANTRONIX TECHNOLOGIES CANADA (TAIWAN) LTD.; LANTRONIX CANADA, ULC; TRANSITION NEWTORKS, INC.
To: SILICON VALLEY BANK
Reel/Frame 071290/0044 →
SECURITY AGREEMENT Recorded May 24, 2006
From: LANTRONIX, INC.
To: SILICON VALLEY BANK
Reel/Frame 017663/0392 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 21, 2004
From: WITCHEY, NICHOLAS J.
To: LANTRONIX, INC.
Reel/Frame 015614/0554 →