A encryption/decryption mechanism requires the secret key to be securely distributed. As far as moving data on the wire is concerned, SSH is already being used. I am wondering about the performance hit when encryption and then again decryption is applied to the data and what value that might add.
--- Gautam On Tue, Jan 19, 2010 at 2:38 PM, Ted Yu <[email protected]> wrote: > Hi, > I experimented with hadoop-lzo and liked it. > > Our requirement is changing and we may need to encrypt data files. Does > anyone know of splittable encrypted compression scheme that map task can use > ? > > Thanks >
