Many security standards require the tracking of users' password history to prevent password re-use. In Oracle 11g (11.1.0.6), if a security administrator has enabled 11g passwords exclusively then tracking password history is broken. This can affect compliance. This was addressed by Oracle in their April 2009 Critical Patch Update and maps to the currently unspecified vulnerability at http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2009-0988 Cheers, David Litchfield NGSSoftware Ltd http://www.ngssoftware.com/ -- E-MAIL DISCLAIMER The information contained in this email and any subsequent correspondence is private, is solely for the intended recipient(s) and may contain confidential or privileged information. For those other than the intended recipient(s), any disclosure, copying, distribution, or any other action taken, or omitted to be taken, in reliance on such information is prohibited and may be unlawful. If you are not the intended recipient and have received this message in error, please inform the sender and delete this mail and any attachments. The views expressed in this email do not necessarily reflect NGS policy. NGS accepts no liability or responsibility for any onward transmission or use of emails and attachments having left the NGS domain. NGS and NGSSoftware are trading names of Next Generation Security Software Ltd. Registered office address: Manchester Technology Centre, Oxford Road, Manchester, M1 7EF with Company Number 04225835 and VAT Number 783096402