espressif/mbedtls
1
0
Fork 0
mirror of https://github.com/espressif/mbedtls.git synced 2025-05-12 05:03:00 +08:00
Code Issues Packages Projects Releases Wiki Activity

comment

Browse Source 
Signed-off-by: Glenn Strauss <gstrauss@gluelogic.com>
This commit is contained in:
Glenn Strauss 2022-12-16 11:03:20 -05:00
parent 369bfb94c5
commit cbfd5e9db7
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
library/ecp.c
View File

@ -773,7 +773,7 @@ static int mbedtls_ecp_sw_derive_y( const mbedtls_ecp_group *grp,
mbedtls_mpi *Y, mbedtls_mpi *Y,
int parity_bit ) int parity_bit )
{ {
/* y^2 = x^3 + ax + b /* w = y^2 = x^3 + ax + b
* y = sqrt(w) = w^((p+1)/4) mod p (for prime p where p = 3 mod 4) * y = sqrt(w) = w^((p+1)/4) mod p (for prime p where p = 3 mod 4)
* *
* Note: this method for extracting square root does not validate that w * Note: this method for extracting square root does not validate that w