You need encryption software to do the actual encryption. ICSF provides
"base" for most encryption software. You could write you own encryption
software using ICSF APIs 

We use CA-Tape Encryption (and other encryption software). It has an
option that will do AES encryption in the software. Good for the old
z900 with no CCF

But your z9 has CPACF, so you can offload the AES encryption to it.

You need the ICSF software, but you do not need the CSF started task.
The CSF task's purpose in life is to enable CCF and CE2X crypto boards,
not CPACF

You do not need to do anything with the ICSF's ISPF to enable CPACF.
(The CE has enable it with a POR and someone has to assign to your
LPAR). You do not need to do any of the Master Key stuff (unless you
have a CEX2 and need to do Secure Key processing)

You do not need any extra hardware (like a CEX2) to do most encryption.
The CEX2 gives you either Secure Key processing or SSL acceleration,
which is a bit of overkill for most people
 
The manuals are very poor. There are so many options, most of which you
will never need or use

Encryption is simple on a z9/Z10. Just enable CPACF and your encryption
software should do the rest. 

You may want to spend some time thinking about your encryption keys. You
need to decide if you want to use symmetric keys stored in CA-Tape
Encryption's vsam databases or Digital Certificates stored in RACF/ACF2
databases. Each has its advantages and dis-advantages  


Steve Finch
EDS, an HP company

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Lucy Arnold
Sent: Friday, October 03, 2008 5:45 PM
To: [email protected]
Subject: Crypto HELP.

Hello all!

I have a Z9 BC with no extra crypto processors. (ZOS 1.7)  We are in the
process of installing ICSF so we can encrypt tapes that go offsite
(CA:DISK
and CA:VTAPE tapes)
Does anyone have any nuggets of wisdom on how to do this???  I have all
the
manuals printed but can't seem to find the ISMF panel that I need. Most
of
the panels seem to suggest you need additional processors to use them.
One
manual suggests it's a completely batch operation. There is a SYSPROG
guide
with a plethera of Assembler exits - perhaps they are how the
encrypt/decrypt gets called???  My brain has turned to green slime and
is
coming out of my ear - ANY help would be appreciated. :)


Thanks in advance!


Lucy Arnold
Storage Manager
U.C. Davis Medical Center
916-734-5498

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