Amazon HMAC-SHA Signature for Squirrel

We are building security for our entire cloud API patterned off of Amazon’s HMAC -SHA signatures.

Our REST API is secured with these signatures, so why shouldn’t the Electric Imp?

Here is a full explanation if you want the gory details:

I have built and tested a working example if anyone wants the Squirrel code. Enjoy!

Thanks a lot for sharing your code.