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| author | Gustav Simonsson <gustav.simonsson@gmail.com> | 2015-09-30 01:37:44 +0800 |
|---|---|---|
| committer | Gustav Simonsson <gustav.simonsson@gmail.com> | 2015-11-30 20:43:32 +0800 |
| commit | c8ad64f33cd04fc10ac6681260ea06e464908c91 (patch) | |
| tree | bd48055c50b57e2b17ca0bde4e9e5ae9ba7ca5ce /crypto/ecies/params.go | |
| parent | 27a50c8f4bc69f98e20db361859bfbb6cf371c00 (diff) | |
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crypto, crypto/ecies, crypto/secp256k1: libsecp256k1 scalar mult
thanks to Felix Lange (fjl) for help with design & impl
Diffstat (limited to 'crypto/ecies/params.go')
| -rw-r--r-- | crypto/ecies/params.go | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/crypto/ecies/params.go b/crypto/ecies/params.go index 97ddb0973..511c53ebc 100644 --- a/crypto/ecies/params.go +++ b/crypto/ecies/params.go @@ -41,13 +41,12 @@ import ( "crypto/sha512" "fmt" "hash" -) -// The default curve for this package is the NIST P256 curve, which -// provides security equivalent to AES-128. -var DefaultCurve = elliptic.P256() + "github.com/ethereum/go-ethereum/crypto/secp256k1" +) var ( + DefaultCurve = secp256k1.S256() ErrUnsupportedECDHAlgorithm = fmt.Errorf("ecies: unsupported ECDH algorithm") ErrUnsupportedECIESParameters = fmt.Errorf("ecies: unsupported ECIES parameters") ) @@ -101,9 +100,10 @@ var ( ) var paramsFromCurve = map[elliptic.Curve]*ECIESParams{ - elliptic.P256(): ECIES_AES128_SHA256, - elliptic.P384(): ECIES_AES256_SHA384, - elliptic.P521(): ECIES_AES256_SHA512, + secp256k1.S256(): ECIES_AES128_SHA256, + elliptic.P256(): ECIES_AES128_SHA256, + elliptic.P384(): ECIES_AES256_SHA384, + elliptic.P521(): ECIES_AES256_SHA512, } func AddParamsForCurve(curve elliptic.Curve, params *ECIESParams) { |