Daily Archives: 26.08.2023


Opatch now obfuscates its own backups – the new “opatch util Obfuscate” option explained

With OPatch version 12.2.0.1.36 for databases (and version 13.9.4.2.11 for Middleware), a new utility was included: obfuscate.

This utility was released to workaround the increased security needed around databases servers. We cannot escape having vulnerability scanners to run there. These vulnerability scanners sometimes do not distinguish between used and unused files.

When patching a database, backup copy of the modified files are kept in $ORACLE_HOME/.patch_storage. Their hash sometime trigger the vulnerability scanners and says – 🚨server not patched ⚠️. Which is misleading.

Starting with OPatch 12.2.0.1.36, released together with the January 2023 Release Update, the backup of patch files are automatically obfuscated.

The new “opatch util obfuscate” allows to do the same for older patches. Let’s see how it works.

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