Comparing to other public-key cryptosystems such as RSA and DSA, ECC has many advantages including high security per bit, faster computations and reduces in processing power, storage space and bandwidth.

• 和RSA，DSA等公钥密码体制相比，椭圆曲线密码体制(ECC)有着很多优点：单位bit的安全强度高； 计算量小；