ru %D0%9F%D1%80%D0%BE%D0%B5%D0%BA%D1%82:%D0%A0%D1%83%D1%82%D0%B8%D0%BD%D0%BD%D0%B0%D1%8F %D1%80%D0%B0%D0%B1%D0%BE%D1%82%D0%B0 %D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:Elliptic Curves for Security