Re: RC4 [was: RE: Passport Passwords Stored in Plaintext]

2001-10-21 Thread Adam Shostack
On Thu, Oct 11, 2001 at 01:31:36AM -0700, [EMAIL PROTECTED] wrote: | On 8 Oct 2001, at 11:37, Ray Dillinger wrote: | In which case, what you've got isn't RC4 anymore | | You do not understand encryption. | | RC4 is an encryption method, that needs to be part of a | protocol. The protocol can

Re: RC4 [was: RE: Passport Passwords Stored in Plaintext]

2001-10-22 Thread Adam Shostack
On Sun, Oct 21, 2001 at 04:11:19PM -0700, Jeff Simmons wrote: | On Sunday 21 October 2001 02:52 pm, you wrote: | | Designing protocols is a hard field, and | there seem to be lots of mistakes made when people use RC4. Is that | because its a bad cipher? No, its because people aren't used to |

Re: Ross's TCPA paper

2002-06-24 Thread Adam Shostack
On Mon, Jun 24, 2002 at 08:15:29AM -0400, R. A. Hettinga wrote: Status: U Date: Sun, 23 Jun 2002 12:53:42 -0700 From: Paul Harrison [EMAIL PROTECTED] Subject: Re: Ross's TCPA paper To: R. A. Hettinga [EMAIL PROTECTED] The important question is not whether trusted platforms are a good

Re: IP: SSL Certificate Monopoly Bears Financial Fruit

2002-07-12 Thread Adam Shostack
On Fri, Jul 12, 2002 at 11:18:12AM -0400, Trei, Peter wrote: | I'd rather not state the exact figures. A search of SEC filings may or | may not turn up further details. | | And who actually owns these numerous trusted roots? | | I am not sure I understand the question. | | --Lucky |

Call for Papers, WORKSHOP ON PRIVACY ENHANCING TECHNOLOGIES 2003

2002-07-16 Thread Adam Shostack
, USA Brian Levine, University of Massachusetts at Amherst, USA David Martin, University of Massachusetts at Lowell, USA Andreas Pfitzmann, Dresden University of Technology, Germany Matthias Schunter, IBM Zurich Research Lab, Switzerland Andrei Serjantov, University of Cambridge, England Adam

Re: employment market for applied cryptographers?

2002-08-16 Thread Adam Shostack
Hey, this is off-topic for DRM-punks! ;) more seriously: I think the fundamental issue is that crypto doesn't really solve many business problems, and it may solve fewer security problems. See Bellovin's work on how many vulnerabilities would be blocked by strong crypto. The buying public can't

Re: employment market for applied cryptographers?

2002-08-18 Thread Adam Shostack
On Sun, Aug 18, 2002 at 01:46:09AM -0400, dmolnar wrote: | | | On Sat, 17 Aug 2002, John Kelsey wrote: | | Also, designing new crypto protocols, or analyzing old ones used in odd | ways, is mostly useful for companies that are offering some new service on | the net, or doing some wildly new

Re: What email encryption is actually in use?

2002-10-02 Thread Adam Shostack
On Wed, Oct 02, 2002 at 02:56:39PM -0400, Steven M. Bellovin wrote: | While I generally am on board with this, I can see a situation where the | encryption overhead [and complexity] may be excessive [underpowered mail | servers administered by beginners] compared to the gains. | | The primary

Re: QuizID?

2002-10-17 Thread Adam Shostack
On Thu, Oct 17, 2002 at 02:39:55PM -0400, Rich Salz wrote: | Marc Branchaud wrote: | Any thoughts on this device? At first glance, it doesn't seem | particularly impressive... | | http://www.quizid.com/ | | Looks like hardware S/Key, doesn't it? | | If I could fool the user into entering a

Re: Windows 2000 declared secure

2002-11-02 Thread Adam Shostack
On Sat, Nov 02, 2002 at 11:54:36AM -0500, Jonathan S. Shapiro wrote: | The word moderate here is very unfortunate. In reading such | statements, one needs to understand a bit of subtext. The Common | Criteria community is very concerned about the possibility that people | will perceive assurance

Re: Windows 2000 declared secure

2002-11-02 Thread Adam Shostack
On Sat, Nov 02, 2002 at 03:12:51PM -0500, Jonathan S. Shapiro wrote: | On Sat, 2002-11-02 at 13:31, Adam Shostack wrote: | On Sat, Nov 02, 2002 at 11:54:36AM -0500, Jonathan S. Shapiro wrote: | | The effectiveness of | | the levels is modestly exaggerated, and the importance of going

Re: Windows 2000 declared secure

2002-11-03 Thread Adam Shostack
On Sat, Nov 02, 2002 at 08:14:38PM -0600, Jim Hughes wrote: | One Comment | | On Sat, 2002-11-02 at 16:48, Adam Shostack wrote: | | Actually, I think it is. I don't think that Linux would pass EAL4; as | you've pointed out, that requires a documented and followed QA | process. Would any

Re: patent free(?) anonymous credential system pre-print

2002-11-09 Thread Adam Shostack
On Tue, Nov 05, 2002 at 05:15:25PM -0800, bear wrote: | I remember having exactly your reaction (plus issues about patenting | math and the USPTO being subject to coercion/collusion from the NSA | and influence-peddling and so on...) when the RSA patent issued - but | RSA is free now, and RSA

Workshop on HCI and Security at CHI2003

2002-11-11 Thread Adam Shostack
I think that the intersection of usability and security is of tremendous import, and wanted to share an under-advertised sort of workshop announcement: http://www.acm.org/sigchi/ The conference home page is http://www.chi2003.org/ The workshop page is

Re: Why we spent a decade+ building strong crypto security

2002-11-19 Thread Adam Shostack
On Sun, Nov 17, 2002 at 11:29:59PM -0800, John Gilmore wrote: | Now's a great time to deploy good working encryption, everywhere you | can. Next month or next year may be too late. And even honest ISPs, | banks, airlines (hah), etc, may be forced by law or by secret pressure | to act as

Re: Question regarding group management of documents

2003-01-16 Thread Adam Shostack
Groove does this; they have a 30ish page white paper on security of document management. I have a few quibbles with their design (way too many crypto algorithms, and its not clear why, or if they might interact badly, and perhaps cert verification in a corporate environment could be better, but

Re: A talk on Intellectual Property and National Defense

2003-02-04 Thread Adam Shostack
: | | Adam Shostack[SMTP:[EMAIL PROTECTED]] writes: | | I believe that DRM systems will require not just an authorized boot | sequence, but a secure remote attestation that that boot sequence was | followed, and a secure attestation as to the versions of the software | on your system. So

Stupid security measures, a contest

2003-02-12 Thread Adam Shostack
Human rights watchdog Privacy International has launched a quest to find the World's Most Stupid Security Measure. http://www.theregister.co.uk/content/55/29279.html -- It is seldom that liberty of any kind is lost all at once. -Hume

Re: Scientists question electronic voting

2003-03-07 Thread Adam Shostack
On Thu, Mar 06, 2003 at 10:35:22PM -0500, Barney Wolff wrote: | On Thu, Mar 06, 2003 at 08:38:42PM -0500, Dan Riley wrote: | | But this whole discussion is terribly last century--still pictures are | passe. What's the defense of any of these systems against cell phones | that transmit live

Re: Keysigning @ CFP2003

2003-03-26 Thread Adam Shostack
On Tue, Mar 25, 2003 at 12:36:20AM -0500, Ian Grigg wrote: | So, do we have two completely disjoint communities | here? One group that avoids photo id and another | that requires it? Or is one group or the other so | small that nobody really noticed? Yes. One group thinks that a bad trust

Re: Russia Intercepts US Military Communications?

2003-03-31 Thread Adam Shostack
On Sun, Mar 30, 2003 at 07:38:29PM -0500, reusch wrote: | Via the Cryptome, http://www.cryptome.org/, RU sure, look | at http://www.aeronautics.ru/news/news002/news082.htm. | | I'm amazed at their claims of radio interception. One would | expect that all US military communications, even trivial

Re: Russia Intercepts US Military Communications?

2003-03-31 Thread Adam Shostack
On Mon, Mar 31, 2003 at 01:17:43PM -0500, Peter Wayner wrote: | He went on to talk about crypto as if it was something like fuel or | food. He said, They probably loaded up 4 or 5 days of crypto at the | beginning, but then they had to turn it off after the supply lines | got muddled. | | So