19 February 2015
Just some thoughts about the call for more technology, encryption, pen testing, etc.
The big question is: Would database encryption have slowed down or stopped the attackers? From my experience with Transparent Data Encryption (TDE) in the Oracle universe I can only answer: Definitely Not!
If it’s properly set up TDE works very well to prevent unauthorized access to data in rest. Administrators and users are not able to read or copy database files when e.g. the database is shut down.
But as long as the database is started TDE works transparent for all users and the administrators: They can access the data with applications or SQL tools without any restriction.
If you like to keep the administrators away from the data you must set up Oracle Database Vault on top of TDE. Database Vault acts as a firewall between the users and the administrators. Administrators can…
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