RSA public key algorithm with Java and network transmission of encipherad data are implemented,and on basis of this,an improved solution for electronic wallet in electronic business is also obtained.

• 用 Java实现了 RSA公开密钥算法及加密数据在网上的传输 ,在此基础上提出了在电子商务中用 Ja-va实现电子钱包的改进方案