Chapter 3. Securing Data at Rest
In this chapter we will cover:
- Using block device encryption
- Using filesystem encryption with eCryptfs
- Using DBMS_CRYPTO for column encryption
- Using Transparent Data Encryption for column encryption
- Using TDE for tablespace encryption
- Using encryption with data pump
- Using encryption with RMAN
Introduction
The Oracle physical database files are primarily protected by filesystem privileges. An attacker who has read permissions on these files will be able to steal the entire database or critical information such as datafiles containing credit card numbers, social security numbers, or other types of private information. Other threats are related to data theft from storage mediums where the physical database resides. The same ...
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