Product category:
Microprocessors, Microcontrollers and DSPs
News Release from: Microchip Technology | Subject: Keeloq PIC MCUs
Edited by the Electronicstalk Editorial
Team on 28 September 2004
Algorithm secures battery connections
The Keeloq secure algorithm can now be readily used for battery authentication in portable applications.
In response to recent news of "exploding" mobile phones, due to the use of counterfeit batteries, Microchip has revealed that its Keeloq secure algorithm, as used by leading automotive manufacturers worldwide, can now be readily used for battery authentication in portable applications The technology allows an application simply and securely to differentiate between genuine and counterfeit batteries
This article was originally published on Electronicstalk on 10 Apr 2001 at 8.00am (UK)
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Counterfeit batteries may violate both mechanical and electrical safety and security requirements relating to short-circuit protection, charge safety and other specifications and this can lead to a potentially dangerous situation for the end user.
Integrating Microchip's PIC microcontrollers into the host system and a Powersmart battery fuel gauge device into the battery pack provides one of the industry's most secure authentication solutions.
Using the concept of IFF - identify friend or foe - where the "friend" is an genuine battery, and the "foe" is a counterfeit one, Keeloq, with its proprietary encryption and decryption algorithms, provides a high level of security without adding excessive complexity to the system.
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