RE: passwords (a bit of a rant)

  • From: "Brady, Mark" <mbrady@xxxxxxxxxxxxxxxx>
  • To: "dbvision@xxxxxxxxxxxx" <dbvision@xxxxxxxxxxxx>, "oracle-l@xxxxxxxxxxxxx" <oracle-l@xxxxxxxxxxxxx>
  • Date: Thu, 15 Aug 2013 11:46:47 -0400

> Got a fix for it now but it nearly drove me nuts.

Can you share that? Was it a technical fix or an HR fix?

;-)

-----Original Message-----
From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On 
Behalf Of Nuno Souto
Sent: Wednesday, August 14, 2013 6:33 AM
To: oracle-l@xxxxxxxxxxxxx
Subject: Re: passwords (a bit of a rant)

See below
--
Cheers
Nuno Souto
dbvision@xxxxxxxxxxxx


On 14/08/2013 6:09 AM, Guillermo Alan Bort wrote:

> completely unrelated words that  the crappy 7331 passwords that IT Sec
 > seems

I love to run some of the L337-speak passwords that IT spec demands
through a password cracker.
9 times out of 10, they are the easiest to crack...


> a security feature. I often  find TOAD or SQL Developer from windows
 > machines on the OOB vlan connected to the database with the schema
 > owner of an application. This is bad, because not everybody bothers
 > checking their queries before executing them and this can lead to
 > horrible, horrible things running in the database (like a Cartesian
 > join of two multi-million-row tables). This happens when an app uses

Or worse yet: when they leave a query window open tying up half my
parallel query service processes in an inactive cursor, thereby ensuring
my overnight ETL will overrun...
Got a fix for it now but it nearly drove me nuts.

> Furthermore, changing  application passwords is usually very hard
 > (and more often than not it involves downtime of some sort), so if a

Try doing it on the Peoplesoft HR app server or for PSMAN and I'll
guarantee a re-install...

> I seem to remember Oracle  supports other types of authentication
 > (other than passwords) but they don't seem to cut it.

And yet, it's the simplest thing in OS-land.  None of our ssh
connections require a password anymore:
auth tokens are more than enough.
I think external login authentication was an attempt to make it happen,
but I don't know of anyone using it successfully.

> What are your opinions on  oracle authentication and where it lacks?

Most of the apps we run ignore it.  They use either a generic login and
their own login/pswd pairs, a-la Peoplesoft and Apex+LDAP.   Or a db
login that does nothing and has nothing and a login trigger that sets
things up properly.

> How do you handle password  management, and application, developer and
 > end user access to databases?

Where possible, I use "alter session set current_schema=schema_owner;"
from user SYS.
If not adequate, then I snapshot the encrypted pwd into a text file,
replace it with something I can type in less than 1 hour, login, do the
work, then go back to SYS and replace the new pwd with the old encrypted
one using good old "identified by values".

>
 > I haven't looked through all the 12c new features, is there anything
 > new on this area?

Unfortunately, what I hoped for didn't happen.
In a nutshell: http://dbasrus.blogspot.com.au/2011/11/wish-list-for-12c.html
Ah well: another missed opportunity for Oracle to do something actually
useful to dbas.
Instead of blaming them for everything including global warming...


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