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Why Does the TDE Wallet's Tablespace (TS) Encryption Key Look Different Than The Tablespace Master Key In 12c Database Queries? (Doc ID 2489623.1)

Last updated on JANUARY 25, 2020

Applies to:

Advanced Networking Option - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

A TDE wallet being used by a 12c database, being the original TDE wallet for the database, seems to be "inconsistent" with the TDE metadata stored in the database.

Specifically, the tablespace (TS) encryption key is similar, but not identical.

The wallet looks like the following example:

In this example:

What could cause this apparent discrepancy or "mismatch"?

 

Changes

The database was originally 11gR1 (11.1), then later upgraded to 11gR2 (11.2), and finally 12c (12.1).  

TDE was originally implemented on 11gR1, and the wallet has not been updated since.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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