<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Hacker News: rzr2000</title><link>https://news.ycombinator.com/user?id=rzr2000</link><description>Hacker News RSS</description><docs>https://hnrss.org/</docs><generator>hnrss v2.1.1</generator><lastBuildDate>Tue, 07 Apr 2026 07:16:08 +0000</lastBuildDate><atom:link href="https://hnrss.org/user?id=rzr2000" rel="self" type="application/rss+xml"></atom:link><item><title><![CDATA[New comment by rzr2000 in "Reverse engineering Ticketmaster's rotating barcodes"]]></title><description><![CDATA[
<p>The way this is already being exploited in the wild is that a scalper/scammer buys 1 ticket, then resells the same ticket multiple times. Multiple people believe they have a valid ticket, show up at the event, but only the 1st ticket works. The other people who try to use the ticket are turned away saying that their ticket has already been used.</p>
]]></description><pubDate>Mon, 08 Jul 2024 22:37:14 +0000</pubDate><link>https://news.ycombinator.com/item?id=40910501</link><dc:creator>rzr2000</dc:creator><comments>https://news.ycombinator.com/item?id=40910501</comments><guid isPermaLink="false">https://news.ycombinator.com/item?id=40910501</guid></item></channel></rss>