Second, the principle of ECC is discussed, including the mathematic foundation of ECC, basic conception of elliptic curve, constructional idea of ECC, operation on elliptic curve and so on.

• 其次,探讨了椭圆曲线密码体制的原理,包括椭圆曲线密码的数学基础、椭圆曲线的基本概念、椭圆曲线上的点的运算等问题。