Sorry for being cryptic, by SSE, I meant, server side encryption.
In our use-case, both data transfer & persistent data in HDFS are to be
encrypted. From your comments, enabling HBase transparent server side
encryption will suffice.

On Thu, Oct 23, 2014 at 11:23 AM, Andrew Purtell <[email protected]>
wrote:

> RegionServers
> ​persist data into HDFS, so if you wish the data transfer to be encrypted,
> use "dfs.encrypt.data.transfer" . This only encrypts the transfer. As
> another option you can enable transparent server side encryption in HBase
> 0.98 and higher. This will encrypt data for persistence inside HBase before
> any write or data transfer using HDFS. For more information see the
> Security section of our online manual:
> ​
> http://hbase.apache.org/book/security.html
> ​ ​
>
> ​RegionServers and the Master send
> administrative messages between themselves using RPC. Communication between
> RegionServers and clients is also by way of RPC. RPC can be secured by
> using Kerberos authentication in conjunction with auth-conf SASL privacy
> settings. Set up Kerberos and then set "hbase.rpc.protection" to "privacy"
> in the HBase site configuration
> ​.
>
>
> > How does HBase (with SSE)
>
> What do you mean by "SSE"
> ​ ?
> ​
>
> On Thu, Oct 23, 2014 at 11:10 AM, Krishna <[email protected]> wrote:
>
> > Hi,
> >
> > How does HBase (with SSE) deal with "dfs.encrypt.data.transfer" in HDFS
> > configuration? Does it use this parameter when data is transferred
> between
> > RS?
> >
> > Hadoop 2.4
> > HBase 0.98
> >
> > Thanks
> >
>
>
>
> --
> Best regards,
>
>    - Andy
>
> Problems worthy of attack prove their worth by hitting back. - Piet Hein
> (via Tom White)
>

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