SHA-1 is considered cryptographically insecure these days, there are known (theoretical) attacks. It's being phased out in favour of SHA-2, for SSL anyway. On Tue, Nov 11, 2014 at 5:41 PM, RussellMc wrote: > Cryptographically secure battery management ICs.. > One way to ensure that the data in your batteries is kept safe. > Or, to achieve other ends. > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .