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Re: Encryption in HBase
Thanks syed..makes sense to me.

Regards,
    Mohammad Tariq
On Thu, Aug 9, 2012 at 1:41 AM, syed kather <[EMAIL PROTECTED]> wrote:
> Tariq ,
>    As wkt hbase is in Memory database when we need to scan or get from meta
> file it will hit specified hfile . See if we encrypting the hfile then
> internally we are trying to encrypting set of  Key Length + Value Length +
> Row Length + CF Length + Timestamp + Key Value also.  We are interested in
> encrypting key value . If we encrypt everything then decrypt will be pain
> right.
>
> If we are encrypting only key values it is more then enough . Other than
> why we need to do at co processor level . Wkt co processor will play with
> minimum level data that like MR basis so really it will as add advantage to
> our performance. And that too we can do decrypts for the data which matches
> our query ..
> Please correct me if I am wrong .
>
> Thanks and regards
> Syed Abdul kather
> send from Samsung S3
> On Aug 9, 2012 1:19 AM, "Mohammad Tariq" <[EMAIL PROTECTED]> wrote:
>
>> Hello Michael,
>>
>>        Thank you for the valuable suggestion. Could you please provide
>> me the the drawbacks of it?(Just out of curiosity).
>> Regards,
>>     Mohammad Tariq
>>
>>
>> On Wed, Aug 8, 2012 at 8:01 PM, Michael Segel <[EMAIL PROTECTED]>
>> wrote:
>> > You don't want to do that.
>> > I mean you really don't want to do that. ;-)
>> >
>> > You would be better off doing a strong encryption at the cell level. You
>> can use co-processors to do that if you'd like.
>> >
>> > YMMV
>> >
>> > On Aug 8, 2012, at 9:17 AM, Mohammad Tariq <[EMAIL PROTECTED]> wrote:
>> >
>> >> Hello Stack,
>> >>
>> >>    Would it be feasible to encrypt the HFile itself??
>> >>
>> >> Regards,
>> >>    Mohammad Tariq
>> >>
>> >>
>> >> On Wed, Aug 8, 2012 at 6:53 PM, Jean-Marc Spaggiari
>> >> <[EMAIL PROTECTED]> wrote:
>> >>> Will it be possible to use the compression methods to call an
>> >>> encryption method instead?
>> >>>
>> >>> 2012/8/8, Farrokh Shahriari <[EMAIL PROTECTED]>:
>> >>>> Thanks
>> >>>> How can I encrypt a cell ? Is there a special way for encryption ?
>> >>>>
>> >>>> On Wed, Aug 8, 2012 at 3:24 PM, Stack <[EMAIL PROTECTED]> wrote:
>> >>>>
>> >>>>> On Tue, Aug 7, 2012 at 12:06 PM, Farrokh Shahriari
>> >>>>> <[EMAIL PROTECTED]> wrote:
>> >>>>>> Hi
>> >>>>>> How can I enable encryption on hbase ?
>> >>>>>> if I want to use encryption in a cluster with hbase running on top
>> of
>> >>>>>> hadoop,what can I do? Can't hadoop be configured to automatically
>> >>>>>> encrypt
>> >>>>>> each file which is going to be written on it?
>> >>>>>>
>> >>>>>
>> >>>>> HBase does not provide this facility.  You'd have to encrypt cell
>> >>>>> content yourself and then put it into HBase.
>> >>>>>
>> >>>>> St.Ack
>> >>>>>
>> >>>>
>> >>
>> >
>>