On Thu, Mar 17, 2011 at 8:21 AM, Michael Segel <michael_se...@hotmail.com>wrote:
> > Why not keep it simple? > > Use a SHA-1 hash of your key. See: > http://codelog.blogial.com/2008/09/13/password-encryption-using-sha1-md5-java/ > (This was just the first one I found and there are others...) > Sha-1 is kind of slow. > > So as long as your key is unique, the sha-1 hash should also be unique. > Pretty much. But you can get comparable performance with simpler hashes. These simpler hashes are very widely available even if not part of java.