Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Ivan Krstić
On Mar 3, 2009, at 6:38 PM, Perry E. Metzger wrote: So, the court is not going to pay the least attention to your elaborate claims that you just like storing the output of your random number generator on a large chunk of your hard drive. They really don't give a damn about claims like that. Actua

Re: Activation protocol for tracking devices

2009-03-04 Thread David Wagner
Santiago Aguiar wrote: > As I wrote in my last email, in Brazil they are devising a protocol to > activate tracking/blocking devices to be installed from factory in > *every* vehicle, starting progressively from august 2009. The idea is > that a service operator (SO) can activate a device to wo

Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Peter Gutmann
"Perry E. Metzger" writes: >[Explanation of why courts aren't Turing machines] Very nice explanation. The name I've used for this (attempted) defence is the Rumpelstiltskin defence, for reasons that should be obvious (and at some point I'll get around to finishing the writeup on this, which I g

Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Marcus Brinkmann
Adam Fields wrote: > On Tue, Mar 03, 2009 at 12:26:32PM -0500, Perry E. Metzger wrote: >> Quoting: >> >>A federal judge has ordered a criminal defendant to decrypt his >>hard drive by typing in his PGP passphrase so prosecutors can view >>the unencrypted files, a ruling that raises seri

Re: Activation protocol for tracking devices

2009-03-04 Thread Santiago Aguiar
David Wagner wrote: This does sound like it introduces novel risks. I would suggest that rather than spending too much energy on the cryptomath, it would make sense to focus energy on the systems issues and the security requirements. Very interesting read. These topics are being discussed, bu

Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Peter Gutmann
"Marcus Brinkmann" writes: >* The safest thing to do is to do a clean operating system install before >traveling. If you have an appropriate netbook (about 50% support this, check your manufacturer and model type), unplug the SD card containing the OS image and replace it with the SD card contai

Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Florian Weimer
* Stephan Somogyi: > At 13:08 -0500 03.03.2009, Adam Fields wrote: > >>When compelled to give out your password > > Unless I'm misunderstanding the ruling, Boucher is not being compelled > to produce his passphrase (like he could under RIPA Section 49 in the > UK), but he is being told to produce

Re: Judge orders defendant to decrypt PGP-protected laptop

2009-03-04 Thread Steven M. Bellovin
On Tue, 03 Mar 2009 17:05:32 -0800 John Gilmore wrote: > > I would not read too much into this ruling -- I think that this is a > > special situation, and does not address the more important general > > issue. > > In other cases, where alternative evidence is not available to the > > government