ecc加密实践测试数据：ECcurveonZp:y*y=x*x*x-x+188G=(0,376),p=751A'spublickeyPa=(201,5)plaintextPm=(562,201)Bselectsrandomk=386,thenencryptPmasCm={kG,Pm+kPa}={386(0,376),(562,201)+386(201,5)}={(676,558),(385,328)}