Pieter Wuille 0c6ab2ff18 Introduce explicit lower-S normalization
ECDSA signature verification now requires normalized signatures (with S in the
lower half of the range). In case the input cannot be guaranteed to provide this,
a new function secp256k1_ecdsa_signature_normalize is provided to preprocess it.
2015-10-21 16:14:42 +02:00
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2015-10-05 20:50:59 +02:00