Re: Blinding implementation in OpenSSL

2019-04-15 Thread Billy Brumley
("OpenSSL doesn't do" _scalar_ blinding! Coordinate blinding is there. sorry ...)

Re: Blinding implementation in OpenSSL

2019-04-15 Thread Billy Brumley
> > Could you please explain how blinding works in OpenSSL? > > > > EC_KEY structure seems to have an unblinded private key structure and > > blinded X, Y, Z- coordinates of the public key when blinding is in > > use. But if I understand correctly, he idea of blinding is protecting > > the private

Re: Blinding implementation in OpenSSL

2019-04-15 Thread Tomas Mraz
On Mon, 2019-04-15 at 10:39 +0300, Dmitry Belyavsky wrote: > Hello, > > Could you please explain how blinding works in OpenSSL? > > EC_KEY structure seems to have an unblinded private key structure and > blinded X, Y, Z- coordinates of the public key when blinding is in > use. But if I

Blinding implementation in OpenSSL

2019-04-15 Thread Dmitry Belyavsky
Hello, Could you please explain how blinding works in OpenSSL? EC_KEY structure seems to have an unblinded private key structure and blinded X, Y, Z- coordinates of the public key when blinding is in use. But if I understand correctly, he idea of blinding is protecting the private key from