Good crypto policy quote

1998-12-03 Thread Peter Gutmann
This is probably the best one-sentence summary of export controls I've seen. It predates the recent Wassenaar announcement by about half a day, but is even more appropriate in the aftermath: "The real aim of current policy is to ensure the continued effectiveness of US information warfare

Re: Triple DES standard?

1999-01-04 Thread Peter Gutmann
I've had a request for the text of the NSA objections to the 3DES ballot, it's included below along with the ballot cover sheet for anyone who's interested, with the serial numbers filed off both documents. I've already asked this earlier, does anyone know any more about the planned TC68/SC2

New variation in Australia/NZ export controls

1999-01-29 Thread Peter Gutmann
In their ongoing efforts to impose the US's export controls on their own countries, it looks like Australia and New Zealand are moving more and more into line with the requirements set by the NSA. A recent story in The Age (a Melbourne, Australia newspaper), "Export ban kills Nexus' WHO deal"

Menwith Hill Tours

1999-02-28 Thread Peter Gutmann
For those who don't recognise the name, Menwith Hill in the UK is the largest RSOC ("spy base") in the world, and vaccuums up communications from all over Europe for use by the NSA. Recently the ukcrypto list discussed Menwith Hill Tours, which has been organising sightseeing trips over and

Fortezza LEAF suppression

1999-05-17 Thread Peter Gutmann
Does anyone know how the enabling of Fortezza LEAF suppression works? Since you have to return the cards to the vendor so the LEAF suppression feature can be added, it looks like there's an uploadable firmware patch available which would turn off the GAK on any Fortezza card. I'd guess it's

Big Brother is listening in Australia

1999-05-24 Thread Peter Gutmann
The transcript of the Australian Channel 9's "Sunday" program "Big Brother is listening" has been made available on their web site, acknowledging Australian participation in Echelon and the UKUSA alliance. A general outline is available at http://sunday.ninemsn.com.au/sun_cover.asp?id=817: In

Re: Padlock Size was Re: so why is IETF stilling adding DES to protocols? (Re: It's official... DES is History)

1999-06-28 Thread Peter Gutmann
Steve Mynott [EMAIL PROTECTED] writes: You can disable 40 bit crypto via 'SecurityNavigatorConfigure SSL v2/3' That doesn't necessarily work. I don't know about SSL, but it's impossible to truly disable 40-bit RC2 for S/MIME no matter what you do - it's the Freddy Kruger of crypto algorithms,

RE: US export restrictions - a travellers guide ?

1999-07-06 Thread Peter Gutmann
r personal use. You're covered. Isn't that true only for US citizens ? Peter Gutmann erased his floppy. You can take it out of the country for personal use iff you keep it to yourself at all times and you return it to the point of origin (all this does is acknowledge what people were doing any

Subject: Re: Security Lab To Certify Banking Applications (was Re: ECARM NEWS for July 23,1999 Second Ed.)

1999-07-26 Thread Peter Gutmann
"William H. Geiger III" [EMAIL PROTECTED] writes: In v0421012db3be70faae9c@[207.244.108.87], on 07/23/99 at 03:20 PM, Robert Hettinga [EMAIL PROTECTED] said: The Financial Services Security Laboratory will open July 28 in Reston, Va. The facility will be used to test software packages

Re: And now, a java encoder ring!

1999-08-01 Thread Peter Gutmann
Andreas Bogk [EMAIL PROTECTED] writes: Udhay Shankar N [EMAIL PROTECTED] writes: For me, the highlight of the JavaOne Developer Conference in San Francisco last March was Dallas Semiconductor's iButton with Java -- aka the Java Ring, a wearable computer that ran Java. It allegedly had a

Re: House committee ditches SAFE for law enforcement version

1999-08-03 Thread Peter Gutmann
Bill Frantz [EMAIL PROTECTED] writes: At 12:26 PM -0700 7/26/99, Rick Smith wrote: At 10:48 AM 7/26/99 -0700, Tom Perrine wrote: At that time (1985), every MLS-possible system that had been produced had been cancelled (or died for other reasons) Sure, some of these (ours included) had

New Zealand decontrols crypto exports

1999-08-14 Thread Peter Gutmann
(That's not quite as momentous as it seems, for reasons given further down). What happened - I've finally (it took more than a month to get a response) managed to get hold of the General Technology Note and General Software Note from NZ's version of the Wassenaar control lists (the

Re: going around the crypto

1999-08-14 Thread Peter Gutmann
"Steven M. Bellovin" [EMAIL PROTECTED] writes: The obvious protection is for users to check the certificate. Most users, of course, don't even know what a certificate is, let alone what the grounds are for accepting one. It would also help if servers used client-side certificates for

RE: NSA key in MSFT Crypto API

1999-09-07 Thread Peter Gutmann
Eric Murray [EMAIL PROTECTED] writes: On Sat, Sep 04, 1999 at 01:59:01AM +0200, Lucky Green wrote: On Fri, 3 Sep 1999, Tim Dierks wrote: Even if the key belongs to the NSA, I suspect that the NSA just wanted to be able to load classified Crypto Service Providers into Windows and didn't want to

RE: NSA key in MSFT Crypto API

1999-09-13 Thread Peter Gutmann
This topic has problably just about reached its use-by date, but I recently saw a comment by "J. AndrE9s Hall" [EMAIL PROTECTED] on how to cripple Microsoft's own CSP's using _NSAKEY: Because the person posessing the private key corresponding to _NSAKEY can now take a trusted, signed CSP (even

Wave Systems brings you DivX for the PC

1999-10-12 Thread Peter Gutmann
An EMBASSY is a complete cryptographic and usage measurement system integrated into hardware on the client PC. It is designed to provide metered access to executables and information by authorized users, and host specially programmed services in a secure, tamper-proof environment.

Re: IP: IETF considers building wiretapping into the Internet

1999-10-13 Thread Peter Gutmann
"Steven M. Bellovin" [EMAIL PROTECTED] writes: So -- how should the back door be installed? In the protocol? In the telco endpoint? Is it ethical for security people to work on something that lowers the security of the system? Given that it's going to be done anyway, is it ethical to refrain,

Re: a smartcard of a different color

1999-11-17 Thread Peter Gutmann
Robert Hettinga [EMAIL PROTECTED] writes: Subject: a smartcard of a different color From: Dan Geer [EMAIL PROTECTED] Yesterday I saw a smartcard of a different color. In particular, it is the smartcard chip but in a key-ring thing that is more or less identical to the Mobil SpeedPass except

Re: DPA mapped to spectral analysis

1999-11-20 Thread Peter Gutmann
"Matt Crawford" [EMAIL PROTECTED] writes: A while back someone on cypherpunks posted a program that would let you hear FSK modulation on a normal radio when the program was run, by modulating PCI traffic. Shoot, I remember the operators of the CDC 3150 at the local state college doing this

Re: Siemens German Digital Signature Chip Hacked

1999-12-02 Thread Peter Gutmann
[I posted this earlier today but it never appeared, apologies if you've seen it before. In any case the bit about the SigG card has been updated] Martin Minow [EMAIL PROTECTED] writes: The Register http://www.theregister.co.uk reports that the Siemens Digital Signature Chip used for cashless

Re: FW: Invitation to CKMAE (fwd)

2000-01-13 Thread Peter Gutmann
Rich Salz [EMAIL PROTECTED] writes: Anyone know anything about these guys? [I may be having a knee jerk reaction, but this smells snake oily. --pm] The technology we are talking about is a new cryptographic key distribution system 97The Constructive Key Management SystemAE (CKMAE) created

Re: New Encryption Regulations have other gotchas

2000-01-22 Thread Peter Gutmann
John Young [EMAIL PROTECTED] writes: Phil Karn wrote: I believe the anti-Tempest provisions have been in the export regs for some time. Yes, but when did they appear? We're attempting to trace Tempest's origin -- not easy because of classification of so much stuff. One classified standard

Interesting point about the declassified Capstone spec

2000-02-11 Thread Peter Gutmann
Late last year the Capstone spec ("CAPSTONE (MYK-80) Specifications", R21-TECH-30-95) was partially declassified as the result of a FOIA lawsuit[0]. The document is stamped "TOP SECRET UMBRA" on every page. UMBRA is a SIGINT codeword, not an INFOSEC one, so the people who designed the thing

Re: Interesting point about the declassified Capstone spec

2000-02-11 Thread Peter Gutmann
[EMAIL PROTECTED] (Arnold G. Reinhold) writes: I've always thought that the unique id built into each device and available to Law Enforcement (LE) without court order would give LE huge leap forward in traffic analyses. That's not unique to Clipper though, I bet there are systems out there

More comments on Arcot's software smart cards

2000-02-20 Thread Peter Gutmann
Arcot's "software smart cards" have been discussed in the past on these lists, however the discussion predates the publication of their paper "Software smart cards via cryptographic camouflage" at the IEEE Symposium on Security and Privacy halfway through last year

RE: X.BlaBla in PGP??? BWAHAHAHAHAHA!!!!

2000-03-07 Thread Peter Gutmann
"Phillip Hallam-Baker" [EMAIL PROTECTED] writes: I think you are probably refering to Ron's paper in FC'98. I presented an alternative and somewhat radical architecture at RSA'99 which demonstrated that it was practical to distribute revocation info in real time for a population of 5 billion

Windows 2000 Save plaintext passwords and encryption keys to disk facility

2000-03-03 Thread Peter Gutmann
Windows 2000 includes a very dangerous feature as part of its power management interface which saves the current system state to disk before putting the system into hibernate mode. Unlike the (already considerable) problems with a swapfile, which creates the risk that encryption keys, passwords,

How to avoid those pesky crypto security measures

2000-03-03 Thread Peter Gutmann
An except from Microsoft Knowledge Base Article Q228786: -- Snip -- Sometimes it is convenient to export/import plain text session keys. However, the Microsoft Cryptographic Providers (Base and Enhanced) do not support this feature, for which both CryptExportKey() and CryptImportKey()require

Re: Slow revocation checks (was: X.BlahBlah...)

2000-03-06 Thread Peter Gutmann
lcs Mixmaster Remailer [EMAIL PROTECTED] writes: Peter Gutmann writes: The reason why revocation checking is disabled by default is a pragmatic one, in practice it acts as a "Delay processing each message by a minute or two" facility (or at least it did a year or so back), so by

Re: legal status of digital signatures

2000-06-10 Thread Peter Gutmann
Rich Salz [EMAIL PROTECTED] writes: Here's an interesting hypothesis that also touches on Perry's followup. Digital signature "laws" are the result of PKI vendors trying to create a market. Just as the Utah digital signature law was also called the "Attorneys Full Employment Act of 1997" I

Re: outlook certs

2000-06-15 Thread Peter Gutmann
Markku-Juhani Saarinen [EMAIL PROTECTED] writes: By the way, here's the complete factorization of the value of public modulus that openssl displayed for you: It's now been confirmed by several sources that this number has small factors, can someone confirm that MS software will generate more

RE: outlook certs - solved

2000-06-24 Thread Peter Gutmann
Markku-Juhani Saarinen [EMAIL PROTECTED] writes: I now believe you've decoded the below incorrectly because the leading bit is set, making this a signed number which may have made some of your tools croak. Decoding by hand, I get the following mod/exp: Are you saying that under some conditions

Re: Lowercase compresses better?

2000-09-30 Thread Peter Gutmann
[EMAIL PROTECTED] writes: If your compression algorithm is tuned for normal ASCII text, then UC letter lc letter may be considered more frequent than UC letterUC letter for all combinations of values of UC letter, and thus pairs of uppercased letters may result in longer bit streams than pairs

The AuthentiCode signature format

2000-11-20 Thread Peter Gutmann
I reverse-engineered Microsoft's AuthentiCode format a few years ago while, uhh, investigating its security but never really published the details, here they are in case anyone finds them useful. There's nothing terribly tricky about it, it's just a PKCS #7 detached signature inserted as a COFF

Re: Is PGP broken?

2000-12-02 Thread Peter Gutmann
"Enzo Michelangeli" [EMAIL PROTECTED] (or someone, the quoting makes it difficult to tell) writes: If it may of any comfort (or perhaps enhanced desperation), the S/MIME community has similar headaches: in these days, the [EMAIL PROTECTED] list is debating whether, in S/MIME v.3, RSA should be

Re: Is PGP broken?

2000-12-04 Thread Peter Gutmann
"Enzo Michelangeli" [EMAIL PROTECTED] writes: Apart from standards issues, one thing I'd like to see added to popular S/MIME agents is a mini-CA to issue self-signed certificates. This would allow people to use S/MIME as they use PGP (who relies on the WoT anyway?), breaking the dependency from

Re: Is PGP broken?

2000-12-05 Thread Peter Gutmann
"Enzo Michelangeli" [EMAIL PROTECTED] writes: I have an RFC draft for this which I wrote a while back but it was rejected by the PKIX WG chair(s) ("I am concerned that we not turn PKIX into PGP with ASN.1 syntax"), and I haven't had the motivation to publish it as an independent draft - would