而net 的公钥是xml格式:<RSAKeyValue><Modulus>vpUk3hmR9kDdo8+AoLfFqpP/JlPkU6VDlMaDqF5WoNUQcdUsfUT4cQSZaa5O/aeDP2llvPL0paQmlXn1bV2A0dJKTnvlWNQC/QGFlcVIfSWeDaZnZDn/Z1XEqwBKMnZtCIQZQPws7kqlouV9CmjcA2i8Fm9S0fDl7F6CfJfJlsM=</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>我这里最多帮你做个对应解析,数据是肯定无法用的:将java的RSA公钥最后四个字母AQAB分割开,用.NET的xml格式表示就是<RSAKeyValue><Modulus>MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCZoqP0CeTVWB6lL7bdX4iilWEbr03hmgvoBTYO5rzTJEboVcdPwYMT6/qpjLFfDCu3qytxf+WuRqJVCsw11m4EqypTeyKy3PhkybUG/IoCYEFwQlq24kIyXQiWUdTJT6FhLDKSfEUqUHpENbXmDZBXM