tag:blogger.com,1999:blog-2267747408703654731Sat, 08 Mar 2014
14:20:19 +0000programminghaskellscalaeconomicsfunctional
programmingactorsstream processinguxOOPbusinessculturedesignheal
thmathematicspoliticssecurityPrettt-tty, pretty, pretty
good!Paul Chiusano's
bloghttp://pchiusano.blogspot.com/noreply@blogger.com (Paul Chiu
sano)Blogger45125tag:blogger.com,1999:blog-
2267747408703654731.post-156591335421718899Thu, 30 Jan 2014
02:54:00 +00002014-01-29T20:23:54.104-08:00programmingsecurityAn
actually secure payments protocol, and Coin's broken
security<div dir="ltr" style="text-align: left;"
trbidi="on"><p>Here is a sketch of what <em>should</em> happen
when I pay for a meal at a restaurant:</p><ol style="list-style-
type: decimal"><li>Waiter brings the bill over, which contains a
QR code or some such. QR code contains the name of the merchant,
its public key, and an amount. I point my phone at it, up pops a
screen that says <code>&quot;Acme Burgers Inc. would like to
charge $33.04&quot;</code>, I add a tip, bringi