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In this post I’ll explain why quantum computers are useless to find hash function collisions, and how we can leverage this powerlessness to build post-quantum signature schemes. I’ll then describe a quantum computing model that you can try at home, and one where hash function collisions are easy to find…
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In common slang, FTW is an acronym “for the win” and while that’s appropriate here, I think a better expansion is “for the world.”
We’re pleased to announce that we have sponsored the development of TLS 1.3 in OpenSSL. As it is one of the most widely-used TLS libraries, it is a good investment for the overall health and security of the Internet, so that everyone is able to deploy TLS 1.3 as soon as possible…
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TempleOS is somewhat of a legend in the operating system community. Its sole author, Terry A. Davis, has spent the past 12 years attempting to create a new operating from scratch. Terry explains that God has instructed him to construct a temple, a 640×480 covenant of perfection. Unfortunately Terry also suffers from schizophrenia, and has a tendency to appear on various programming forums with a burst of strange, paranoid, and often racist comments. He is frequently banned from most forums…
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Chris works in an office full of people that like to Photoshop his face onto various things, and then post the results in the company Slack…
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Ruby is an amazing language with a lot of interesting details that you may not have seen before…
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I got metaphorically spanked a couple of days ago. Folks have been talking about the Fearless Girl statue ever since it was dropped in Manhattan’s Financial District some five weeks ago. I have occasionally added a comment or two to some of the online discussions about the statue.
…
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Here’s a minor mystery:
echo •That last character is U+2022. Select that line with the mouse, right-click, and select Copy to copy it to the clipboard. Now go to a command prompt and paste it and hit Enter.
You’d expect a • to be printed, but instead you get a beep. What happened?
…
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This is a repost promoting content originally published elsewhere. See more things Dan's reposted.
This is a repost promoting content originally published elsewhere. See more things Dan's reposted.
This is a repost promoting content originally published elsewhere. See more things Dan's reposted.
