I have had 2 customers implement TKLM in both their production and DR sites
recently and neither had any difficulty. We actually spent much less than
one week getting it up and running (elapsed time was longer due to change
control).  We never had to install Websphere or DB2 to use TKLM. We did need
to make sure that we had the SDK (JAVA) installed if we wanted TKLM to run
under z/OS. My customer actually chose to install one instance of TKLM on
AIX and one on z/OS. The only other decision to make is the keystore and I
can assure you that DB2 is not required.

Adolph Kahan
GlassHouse Systems Inc.
416-229-2950 Ext 304





-----Original Message-----
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf
Of Russell Witt
Sent: Thursday, February 18, 2010 12:14 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: DFSMSrmm Tape encryption

TKLM is IBM's new Tivoli Key Lifecycle Manager and is the replacement for
EKM. While EKM is (was) a no-cost download; I believe (could be wrong) TKLM
is an extra-cost software product that requires WebSphere (oh goody-goody).
And while EKM can still be downloaded, the statement on the IBM web-site is
that it is only for existing clients and new clients must use TKLM.

And to be honest, as Lizette has indicated in earlier posts even EKM is not
that easy to install. While key management of the tape encryption keys is
critical (that is why we have CA Key Manager as well); I really don't see
why it needs to be made so difficult. Granted, no-one wants to "lose" the
keys since their existing tape data would suddenly become un-accessable. So
you need to balance the ability to have multiple copies stored in secure
locations with having enough security that only authorized systems can
access them. But the installation should not require a month of effort,
especially at the DR location.

Just my own 2-cents worth of opinion here.

Russell Witt

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu]on
Behalf Of Richard Peurifoy
Sent: Wednesday, February 17, 2010 5:54 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: DFSMSrmm Tape encryption


On 2/17/2010 5:04 PM, Tom Longfellow wrote:
> How did the installation of TKLM go?  It has been a nightmare for us.
> Over a month of effort without a valid working install yet.
> And now we have to deal with getting an operational DB2 and WebSphere app
> server (SSRE) system at our DR site before we can read any encrypted
> data.   Running SSRE takes more storage frames that our major subsystems.
> The overhead in software to activate this 'hardware' feature is becoming
> more trouble than it is worth.

I can't speak for Mark, but we don't have TKLM. I am not even sure
what it does. I just installed an EKM server on z/OS (did take a while
to get all the JAVA pieces worked out), and created a key through RACF.
I use SMS to control what gets encrypted (by default everything). The
only thing we are writing are backups, so they all use the same key.
Key management could get to be a problem if you needed lots of keys.

--
Richard

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