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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 31,674 posts.

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5680

SAML: A fractal of bad design

SAML, the XML-based authentication protocol that birthed the SSO industry, is fundamentally flawed due to XML complexity, canonicalization issues, enveloped signatures, and design ossification, making it vulnerable to signature wrapping attacks and parser differentials that persist despite decades of awareness…

5700

He made linear algebra fun

Mathematics Professor Gilbert “Gil” Strang taught his last class to thousands after teaching calculus, analysis, and linear algebra for more than 60 years at MIT and online. He reflects on his life at the Institute and as an instructor with MIT OpenCourseWare.