I can't say too much about the specifics of my implementation, but I recently implemented a "Registry" database and api that used DB2 encryption for the purpose of secure storage of login credentials. DB2 provided a flexible alternative to the encryption APIs already enumerated.
Just another option you might review.
From: midrange-l-bounces@xxxxxxxxxxxx [mailto:midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of Cyndi Bradberry
Sent: Monday, September 24, 2012 4:53 PM
To: 'Midrange Systems Technical Discussion'
Subject: RE: Using QSYRUPWD to write a script file
That may end up being what we have to use.
Thanks for the thoughts.