Problems decrypting data with DBMS_CRYPTO that was encrypted in OFB chaining mode after upgrade to 12c
(Doc ID 2014909.1)
Last updated on FEBRUARY 03, 2019
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.2 to 12.1]
Information in this document applies to any platform.
After upgrade to 12c you may have problems decrypting previously encrypted data using the package DBMS_CRYPTO if it used the chaining mode dbms_crypto.CHAIN_OFB .
Upgrade to 12c
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