Sometimes You can get “TNS-12696: Double Encryption Turned On, login disallowed ” error.
Details of error are as follows.
TNS-12696: Double Encryption Turned On, login disallowed
While connecting to a database using a TCPS (SSL) alias the following errors occur:
Both Secure Socket Layer (SSL) encryption and ASO native encryption (or checksum) are enabled. This is prohibited according to the documentation.
To solve this error, Remove either the ASO native encryption or the SSL encryption. Using both methods at the same time is not supported.
Do you want to learn more details about RMAN, then read the following articles.