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crypto/secp25r1: fix reverse malleability issue

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This commit is contained in:
Ulaş Erdoğan 2023-05-22 22:38:41 +02:00
parent d245194e77
commit 066a31f634
1 changed files with 1 additions and 1 deletions
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2
crypto/secp256r1/verifier.go
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@ -35,5 +35,5 @@ func Verify(hash []byte, r, s, x, y *big.Int) ([]byte, error) {
// Check the malleability issue // Check the malleability issue
func checkMalleability(s *big.Int) bool { func checkMalleability(s *big.Int) bool {
return s.Cmp(secp256k1halfN) <= 0 return s.Cmp(secp256k1halfN) > 0
} }