Approach on the data masking
HelloMy database is Oracle 10.2.0.4 on Solaris 8. I have a very sensitive area in my database which should be hidden. I mean - field - credit card number - should be stored hidden as same s/n can not see directly from the database by select < nom_de_colonne > in the table. The real value are replaced with hard to understand the type of value. The field is defined as VARCHAR2 (11) right now - as of now, it is stored in plain text, I need to change.
Can help on what would be the right approach. I am for this task, not to worry about data etc. - Transparent encryption encryption at the level os - the scope of my task ETC is to ensure that no one can see the actual data from sqlplus. -do not even DBA. and application can show to everyone - I'm not you worry too much about it. But the data stored in db must be little hidden.
What would be a good approach to this topic? I've read about dbms_crypto but the column that stores the encrypted data is the RAW data type. It seems that involving a lot of overhead in maintenance. Can one come up with own masking system and that would be good or is there a best practice on what can help?
Thank you
Published by: orausern on June 14, 2011 11:52
Published by: orausern on June 14, 2011 11:53
Published by: orausern on June 14, 2011 11:55
Yes, it restricts access to the data. But as I said earlier, this is what it looks like you really want to do. You want to allow only one type of session to view data (sessions created by your application). You want to prevent other types of sessions to see the data (sessions created by developers using SQL * more). You can encode any restriction you would like in your policy VPD.
Justin
Tags: Database
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