Just pass your Palm Pilot under a big magnet at the end of the day. It
seems to work rather well for laptops. ;)
-----Original Message-----
From: Kenneth Albanowski <[EMAIL PROTECTED]>
To: '[EMAIL PROTECTED]' <[EMAIL PROTECTED]>
Date: Thursday, March 11, 1999 5:24 AM
Subject: RE: Slicking Memory on a Palm III
>On Wed, 10 Mar 1999, Tom Zerucha wrote:
>
>> The problem I have with the architecture is I can't *prove* every byte of
>> memory is wiped. It would be helpful if the coldboot-clear memory would
>> actually zero all of memory as part of the clear, and it shouldn't take
>> that long (I would guess about 1/2 Mb/sec depending on wait states - lp:
>> moveq.l #0,(a1)+; dbf d0,lp; dbf d1,lp; and you can see why I would
>> like an 68EC010 core).
>
>As far as I can see, the bootstrap mode on the EZ processors is the only
>way to _prove_ to someone's (well, _my_) satisfaction that the RAM is
>empty, and ROM is unchanged -- because bootstrap bypassess all running
>code. (Of course, you then have the technical trick of proving that the
>bootstrap connection is wired together properly, and it isn't just a
>simulation...)
>
>HotSync could be used to upload a program that clears out memory in the
>manner Bob describes, but what if HotSync were hacked? Remember that the
>NSA is looking for some way of proving there is nothing hidden on the
>device.
>
>Practically speaking, I suspect handing in your PalmPro's 2M memory
>upgrade card at the end of the day is the only solution they're likely to
>even consider.
>
>> > Repeat as many times as necessary. I think that would satisfy any
normal
>> > security professional, though maybe not Colonel Flag.
>>
>> Or Colonel Sanders - if he was worried about his original recipie.
>
>On a different note, anyone else remember the "Pocket Brain" series in
>Analog, maybe a decade back?
>
>--
>Kenneth Albanowski ([EMAIL PROTECTED], CIS: 70705,126)
>
>
>
>
