Re: The wisdom of the ill informed

2008-07-01 Thread Ivan Krstić
On Jun 30, 2008, at 7:22 PM, Perry E. Metzger wrote: One of the most interesting things I find about most fields is the fact that people who are incompetent very often fancy themselves experts. There's a great study on this subject -- usually the least competent people are the ones that feel

Re: The wisdom of the ill informed

2008-07-01 Thread Stephan Neuhaus
On Jul 1, 2008, at 17:39, Perry E. Metzger wrote: Ed, there is a reason no one in the US, not even Wells Fargo which you falsely cited, does what you suggest. None of them use 4 digit PINs, none of them use customer account numbers as account names. (It is possible SOMEONE out there does this,

Re: The wisdom of the ill informed

2008-07-01 Thread Perry E. Metzger
Stephan Neuhaus [EMAIL PROTECTED] writes: On Jul 1, 2008, at 17:39, Perry E. Metzger wrote: Ed, there is a reason no one in the US, not even Wells Fargo which you falsely cited, does what you suggest. None of them use 4 digit PINs, none of them use customer account numbers as account names.

Re: The wisdom of the ill informed

2008-07-01 Thread Ed Gerck
[Moderator's note: I'll let Ed have the last word. I'm sure everyone knows what I'd say anyway. --Perry] Perry E. Metzger wrote: Ed Gerck [EMAIL PROTECTED] writes: In any case, there are a large number of reasons US banks don't (generally) require or even allow anyone to enter PINs for

Strength in Complexity?

2008-07-01 Thread Arshad Noor
The author of an article that appeared in InformationWeek this week (June 30, 2008) on Enterprise Key Management Infrastructure (EKMI): http://www.informationweek.com/shared/printableArticle.jhtml?articleID=208800937 states the following: There are, of course, obstacles that must still be

Re: Strength in Complexity?

2008-07-01 Thread Peter Gutmann
Arshad Noor [EMAIL PROTECTED] writes: In light of the recent discussions about experts in cryptography, I thought I'd ask this forum to comment on the above author's statement: is this true? Do cryptography experts deliberately choose complexity over simplicity when the latter might provide the

Re: Strength in Complexity?

2008-07-01 Thread Peter Gutmann
Perry E. Metzger [EMAIL PROTECTED] writes: No. In fact, it is about as far from the truth as I've ever seen. No real expert would choose to deliberately make a protocol more complicated. IPsec. Anything to do with PKI. XMLdsig. Gimme a few minutes and I can provide a list as long as your arm.

Re: Strength in Complexity?

2008-07-01 Thread Arshad Noor
Steven M. Bellovin wrote: I did see one possible red flag in the article: the key server verifies the client request, then encrypts, digitally signs, and escrows the key in a database. Escrowed keys are potentially *very* dangerous, but without knowing just what's being stored and how it's

Re: Strength in Complexity?

2008-07-01 Thread Perry E. Metzger
[EMAIL PROTECTED] (Peter Gutmann) writes: Perry E. Metzger [EMAIL PROTECTED] writes: No. In fact, it is about as far from the truth as I've ever seen. No real expert would choose to deliberately make a protocol more complicated. IPsec. Anything to do with PKI. XMLdsig. Gimme a few minutes