python 2.7 rsa 离线安装 和使用示例

离线安装方法

http://blog.csdn.net/monsion/article/details/8679847

>>> import rsa
>>> (pk,sk) = rsa.newkeys(2048)
>>> publickey = rsa.PublicKey.load_pkcs1(pk.save_pkcs1())
>>> secretkey = rsa.PrivateKey.load_pkcs1(sk.save_pkcs1())
>>> msg = "hello!"
>>> crypto = rsa.encrypt(msg,publickey)
>>> print rsa.decrypt(crypto,secretkey)
hello!
>>>