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Fix yellowpaper reference (#2775)

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This commit is contained in:
Mikhail Melnik
2021-07-19 20:45:04 +08:00
committed by GitHub
parent 7e41bf2259
commit d3c5bdf4de
1 changed files with 1 additions and 1 deletions
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contracts/utils/cryptography/ECDSA.sol
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@ -90,7 +90,7 @@ library ECDSA {
) internal pure returns (address) { ) internal pure returns (address) {
// EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
// unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
// the valid range for s in (281): 0 < s < secp256k1n ÷ 2 + 1, and for v in (282): v ∈ {27, 28}. Most // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
// signatures from current libraries generate a unique signature with an s-value in the lower half order. // signatures from current libraries generate a unique signature with an s-value in the lower half order.
// //
// If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value