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5 posts

1 Mar 2025

Matthew Green 7 min read

This is a cryptography blog and I always feel the need to apologize for any post that isn’t “straight cryptography.” I’m actually getting a little tired of apologizing for it (though if you want some hard-core cryptography content, there’s plenty here and here.) Sometimes I have to remind my colleagues that out in the real … Continue reading Dear Apple:…

applemessagingcybersecurityiphonesecurity

12 Feb 2025

Matthew Green 10 min read

I’m supposed to be finishing a wonky series on proof systems (here and here) and I promise I will do that this week. In the midst of this I’ve been a bit distracted by world events. Last week the Washington Post published a bombshell story announcing that the U.K. had filed “technical capability notices” demanding … Continue reading U.K. asks…

applebackdoorscybersecurityiphonesecurity

7 Aug 2024

14 Sept 2017

13 May 2013

Matt Cutts 5 min read

This “hairball” post is ancient and unfinished. Would anyone care about this now? Probably not. Maybe some future data archaeologist will care. In my previous post I covered what a toolchain is and why you need one to cross-compile applications for the iPhone. I’ve seen rumors that there will be a Windows toolchain soon, and […]

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