Kazuhiko Shiozaki
authored
introduce AES cipher for much stronger encryption. the old implementation (Cesar cipher) is still kept for backward compatibility, but it is recommended to switch to AES cipher. git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@43825 20353a03-c40f-0410-a6d1-a30d3c3de9de