Frank Denis 098bee0e56 edwards25519 fixes (#11568) ...

* edwards25519: fix X coordinate of the base point

Reported by @OfekShochat -- Thanks!

* edwards25519: reduce public scalar when the top bit is set, not cleared

This is an optimization for the unexpected case of a scalar
larger than the field size.

Fixes #11563

* edwards25519: add a test implicit reduction of invalid scalars

2022-05-03 05:28:34 +02:00

22 KiB

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