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feat(ecc): enable ECC constant time mode for ESP32-H2 ECO5

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This commit is contained in:
Mahavir Jain
2025-02-19 19:15:17 +05:30
committed by Aditya Patwardhan
parent d4bb0e2aa3
commit e97c51ea24
15 changed files with 166 additions and 6 deletions
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components/mbedtls/Kconfig
+1 -2
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@@ -586,11 +586,10 @@ menu "mbedTLS"
menu "Enable Software Countermeasure for ECDSA signing using on-chip ECDSA peripheral"
depends on MBEDTLS_HARDWARE_ECDSA_SIGN
depends on IDF_TARGET_ESP32H2
depends on IDF_TARGET_ESP32H2 && ESP32H2_REV_MIN_FULL < 102
config MBEDTLS_HARDWARE_ECDSA_SIGN_MASKING_CM
bool "Mask original ECDSA sign operation under dummy sign operations"
select HAL_ECDSA_GEN_SIG_CM
# ToDo: IDF-11051
default y
help
The ECDSA peripheral before ECO5 does not offer constant time ECDSA sign operation.