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ecdsa_sigformat: note conversions canonicalize S to low-S #21

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Merged
SomberNight merged 1 commit into from
Sep 8, 2026
Merged

ecdsa_sigformat: note conversions canonicalize S to low-S #21

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2 changes: 2 additions & 0 deletions src/electrum_ecc/ecdsa_sigformat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@
# This is a variable length (around 71-73 bytes) serialized format.
# - "r and s": A tuple of integers (r, s).
# This module contains helper functions to convert between these.
# These conversions canonicalize the signature to low-S, so a high-S
# signature does not round-trip byte-for-byte.

from typing import Tuple
from ctypes import (
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