Modular multiplication of larger-number has universal application in cryptography, and it is the base operation in most public-key cryptography algorithms such as RSA,ElGamal, Fiat- Shamir.

• 大数模乘在密码学领域有广泛的应用,它是实现RSA、ElGamal、Fiat-Shamir等公钥密码算法的基本运算。