In the late 1980s when I was working for a landline company in the Midwest, we 
ordered some used 3380s.  The previous owner had not cleaned their data from 
the volumes. After determining it wasn't our data, we initialized the volumes 
and started using them, but that data did escape the control of the previous 
owner.

Bob Longabaugh
Quality Assurance
CA Technologies Storage Management

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Jousma, David
Sent: Friday, February 06, 2015 2:48 PM
To: [email protected]
Subject: Re: Anthem Healthcare Hacked

I'll be honest.  I do not understand the need for encryption at the disk 
hardware control unit level.  I get it for tape, if tape is being transported, 
or handled by humans.  Seems like that would *only* protect data if the DASD 
box was being transported somewhere, or you threw the old disks away with data 
still on them.   Any of those situations are clearly remediated by good 
procedures.  Any access from within the datacenter is going give you 
unencrypted data, right?   What is needed is dataset/file/record level 
encryption so that certain data can only be decrypted with the correct 
credentials.   That may or may not have avoided the problem at Anthem, 
depending on the ID they were able to steal.   

I am one of those affected by this breach.  I know the news is reporting that 
the database had 84Million subscribers data in it, but they are still 
ascertaining what data was actually read.   But as one of the news media 
reported, 84M is almost 1/3 of the US population.   I suspect we are going to 
see changes in the health care industry(and others) similar to what PCI did for 
financial institutions.   The data stolen is much more damaging than bank 
accounts.  Bank accounts can be closed/changed, etc.   This will haunt me, and 
family for life.
_________________________________________________________________
Dave Jousma
Assistant Vice President, Mainframe Engineering [email protected]
1830 East Paris, Grand Rapids, MIĀ  49546 MD RSCB2H p 616.653.8429 f 616.653.2717


-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Tony Harminc
Sent: Friday, February 06, 2015 3:34 PM
To: [email protected]
Subject: Re: Anthem Healthcare Hacked

On 6 February 2015 at 14:22, Tom Brennan <[email protected]> wrote:
> Maybe someone can tell me what difference it makes whether the data 
> was encrypted on disk or not (as some news reports are talking about).
> I mean, if I do a SELECT * from an admin id I must be going through 
> the decrypt process, right?  So it makes little difference if the 
> source data is encrypted I would think.

It depends on how the data is leaked, or "exfiltrated" to use a word we've 
heard rather too much of lately. If it's through the intended app or user 
interface to which the attacker has obtained credentials, then yes, it's 
probably all nicely decrypted and ready to go. But presumably any such app has 
controls on who can look at what data, and probably who -- even if authorized 
-- can look at how *much* data.
Otoh, if the data is leaked from e.g. a backup file or captured in transit, 
then encryption will probably keep it from being useful.

Tony H.

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