Matt Blaze blogs about a paper he, Steve Bellovin, Whit Diffie, Susan
Landau, Peter Neumann and Jennifer Rexford have written on the hazards
of surveillance technologies:
http://www.crypto.com/blog/wiretap_risks/
--
Perry E. Metzger[EMAIL PROTECTED]
[EMAIL PROTECTED] writes:
His firm routinely discovers attempted credit card fraud. However,
since there is no way for them to report attempted fraud to the credit
card network (the protocol literally does not allow for it), all they
can do is refuse the transaction -- they literally have no
The per-card cost need not be such a big problem. Singapore has a
proximity-card-based system. They use the same card both for the
long-term cards and for the single-use cards. There is a S$ 2 (IIRC)
deposit on the card, which is refunded after the card is used. Waste
not want not!
/ji
There has been more hype about Jihadist crypto software lately. For
example:
http://www.eetimes.com/rss/showArticle.jhtml?articleID=205918680
I'll note that the presumed users would probably be better off
with a well vetted program like GPG. I'll also note that there is
literally no way to
*
BSF/DIMACS/DyDAn Workshop on Data Privacy
February 4 - 7, 2008
DIMACS/DyDAn Center, CoRE Building, Rutgers University
Organizers:
Kobbi Nissim, Ben Gurion University, kobbi at cs.bgu.ac.il
Benny Pinkas, University of
Moin,
Am Thu, 24 Jan 2008 20:58:38 -0800 schrieb Aram Perez:
Not to defend the designers in any way or fashion, but I'd like to
ask, How much security can you put into a plastic card, the size of
a credit card, that has to perform its function in a secure manner,
all in under 2 seconds (in
How much security can you put into a plastic card, the size of a
credit card, that has to perform its function in a secure manner, all
in under 2 seconds (in under 1 second in parts of Asia)? And it has to
do this while receiving its power via the electromagnetic field being
generated by the
Hi Folks,
Ed Felten has an interesting post on his blog about a Dutch smartcard
based transportation payment system that has been broken. Among other
foolishness, the designers used a custom cryptosystem and 48 bit keys.
Not to defend the designers in any way or fashion, but I'd like to
Perry E. Metzger wrote:
Ed Felten has an interesting post on his blog about a Dutch smartcard
based transportation payment system that has been broken. Among other
foolishness, the designers used a custom cryptosystem and 48 bit keys.
http://www.freedom-to-tinker.com/?p=1250
The Dutch
Aram Perez wrote:
Not to defend the designers in any way or fashion, but I'd like to
ask, How much security can you put into a plastic card, the size of a
credit card, that has to perform its function in a secure manner, all
in under 2 seconds (in under 1 second in parts of Asia)? And it has
my impression has been that with lack of takeup of various kinds of security
solutions that were extensively marketed in the 90s ... that the current
situation has many of those same organizations heavily involved in behind
the scenes lobbying
saw some of that nearly a decade ago when we were
Aram Perez [EMAIL PROTECTED] writes:
Ed Felten has an interesting post on his blog about a Dutch smartcard
based transportation payment system that has been broken. Among other
foolishness, the designers used a custom cryptosystem and 48 bit keys.
Not to defend the designers in any way or
Perry wrote:
His firm routinely discovers attempted credit card fraud. However,
since there is no way for them to report attempted fraud to the credit
card network (the protocol literally does not allow for it), all they
can do is refuse the transaction -- they literally have no mechanism
to
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