Using Tripwire for file integrity checking

Appropriate file and filesystem permissions are essential in order to ensure the integrity of the files that physically comprise the database and the Oracle software. We must make sure that we do not grant permissions to other users to write or read data belonging to physical database and configuration files, such as listener.ora or sqlnet.ora outside of the oracle owner user. When Automatic Storage Management (ASM) is used as a storage medium, we also need to ensure that we have the appropriate permissions defined at the exposed raw disks level. Even if these files are not normally seen with OS commands, disks can be compromised by using the dd command. Another problem may be related to the script ...

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