unlike RSA, ECDSA keys cannot be used for encrypt data, therefore cannot have key encipherment in ECC certificate Key Usage field.
Why your code need to read Key Usage in certificate?
ref: RFC 8813
unlike RSA, ECDSA keys cannot be used for encrypt data, therefore cannot have key encipherment in ECC certificate Key Usage field.
Why your code need to read Key Usage in certificate?
ref: RFC 8813