定义:RSA加密算法确定密钥:1. 找到两个大质数,p,q2. Let n=pq3. let m=(p-1)(q-1);Choose e and d such that de=1(%m).4. Publish n and e as public key. Keep d and n as secret key.加密:C=M^e(%n)解密:M=(C^d)%n