9fd41b403064dd8c0d1c06f536ec8b1d5bb4229d
Taken from the sha204_library folder in https://github.com/jimblom/sha204-Breakout Commit 8e1ac05ef987b1869605ad067db2bdbaec1c109f ATSHA204 is a crypto cirquit from Atmel that enables SHA256-based MAC and HMAC calculations as well as secure key storage and random number generation. This can be used to sign messages passed between sensor nodes and prevent both man-in-the-middle and replay attacking.
Arduino
MySensors Arduino Library v1.4
Please visit www.mysensors.org for more information
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