Session Store (Oracle) Connection Issues

Document ID : KB000103375
Last Modified Date : 26/06/2018
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We're running Policy Server, and this one reports error when reaching
the ODBC Oracle Session Store :

1. [16553/160][Mon Jun 18 2018 
   20:28:14][CSmDbUtilities.cpp:465][ERROR][sm-Odbc-00060] Failed to 
   connect to datasource 'SiteMinder Session Data Source'. 
2. [16553/160][Mon Jun 18 2018 
   20:28:14][CSmDbUtilities.cpp:470][ERROR][sm-Odbc-00070] Error Code 
   is 0 message is 'State = 08003 Internal Code = 0 - 
   [DataDirect][ODBC lib] Connection not open'. 
3. [16553/1][Mon Jun 18 2018 
   20:28:14][SmSSProvider.cpp:228][ERROR][sm-Server-07001] Exception: 
   Unexpected local error code -1063 while making database call. Error 
   code -1063 
4. [16553/1][Mon Jun 18 2018 
   failed. Error code : 3 

Our Oracle Admin found an additional alert: 

  TNS-12679: Native services disabled by other process but required 

  reason: sqlnet.encryption_server=required 

How can we fix that at the Policy Server level ?
This is related to a problem with the datadirect driver.
The solution
is to :

Option 1: Use EncryptionLevel=1" vs "EncryptionLevel=3" in the 


Option 2: Upgrade the Policy Server to 12.52 Sp1 CR2 or later. 
Additional Information:
How to enable encryption for ODBC connections to Oracle databases 

Encryption Level