Arc4 in Python

In python, arc4 is composed:

Http://pythonhosted.org/pycrypto/

In Linux.

 

But it does not provide a good description of how to use arc4.

 

1, arc4 does not support UTF-8 and Other encoding, so only can pass binary, if too troublesome, you can use base64 encoding before processing.

2. the Arc. New object will save the result each time it is used for encrypt, and will continue to be used for the next time it is used. Therefore, we need to avoid using function calls for generation.