Re: dsf to write over entire volume

2012-12-15 Thread Ron Hawkins
Radoslaw, I'm not sure about the other vendors, but for HDS data at rest encryption and secure erase have not been available for 15 years as you say. They have been available for half a decade and two product generations. I think all the vendors are supporting full AES 256 encryption. I'm not a

Re: Is it possible to write an exit for ADRDSSU to capture backup information?

2012-12-15 Thread Lizette Koehler
Gary, What are you trying to accomplish? I typically will write the DFDSS info to a dataset and then my next step will parse it and collect the info I want. What information are you looking for and what do you want to do with it? I know writing exits is fun and enjoyable, but you have to

Re: dsf to write over entire volume

2012-12-15 Thread Paul Gilmartin
On Sat, 15 Dec 2012 02:40:06 -0800, Ron Hawkins wrote: Radoslaw, ... I think there are two things that have changed from 15 years ago. As you reference, one is that secure erasure became vogue due to the urban myth that the contents of a disk drive could be completely reconstructed by reading

Re: dsf to write over entire volume

2012-12-15 Thread Norbert Friemel
On Sat, 15 Dec 2012 02:40:06 -0800, Ron Hawkins wrote: ... The second thing that has changed is that encryption has superseded secure erasure as an acceptable method to secure data on a HDD or SSD once the drive leaves the data center. There has been some change in physics, such that relatively

Re: dsf to write over entire volume

2012-12-15 Thread Ed Gould
Paul: A *LONG* time ago I was told by an IBM friend that the CIA (NSA?) was able to retrieve data (in readable format) from a 3330 after quite a few writes. This was during the time (shortly there after) of the email debacle from the WH. My friend was sparse with details (he worked in the

Re: 64 Bit Common Storage (was Common Data Space Basics)

2012-12-15 Thread Peter Relson
IARST64 will mess up the first half of the register if do not use regs=save. It will mess up a lot more than that. As documented, When control returns to the caller, the 64-bit GPRs contain: ... 2-12 Unchanged if REGS=SAVE was specified, used as work registers by the system if REGS=USE was

Re: 64 Bit Common Storage (was Common Data Space Basics)

2012-12-15 Thread Donald Likens
As stated earlier MVC does work! I am not sure why it abended the first time I tried it. I retested because it just did not make since to me that it did not work... So what if the base register is real big. I've learned some more interesting (to me) information: • RC=0008-00040300

Re: 64 Bit Common Storage (was Common Data Space Basics)

2012-12-15 Thread Binyamin Dissen
On Sat, 15 Dec 2012 17:32:01 -0600 Donald Likens dlik...@infosecinc.com wrote: :As stated earlier MVC does work! I am not sure why it abended the first time I tried it. I retested because it just did not make since to me that it did not work... So what if the base register is real big. : :I've