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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 279 posts.

2024
93

Mediocre Engineer's Guide to HTTPS

As a mediocre engineer, I took Internet and HTTPS communication for granted and never dove any deeper. Today we’re improving as engineers and learning a rough overview of how internet communication works, specifically focusing on HTTP and TLS.

108

Canadian man stuck in triangle of e-commerce fraud

A Canadian man who says he’s been falsely charged with orchestrating a complex e-commerce scam is seeking to clear his name. His case appears to involve “triangulation fraud,” which occurs when a consumer purchases something online — from a seller on Amazon or eBay , for example — but the seller doesn’t actually own…

110

IPMI

I am making steady progress towards moving the Computers Are Bad enterprise cloud to its new home, here in New Mexico. One of the steps in this process is, of course, purchasing a new server... the current Big Iron is getting rather old (probably about a decade!) and here in town I'll have the rack space for more…

111

Apple curl security incident 12604

tldr: Apple thinks it is fine. I do not. On December 28 2023, bugreport 12604 was filed in the curl issue tracker. We get a lot issues filed most days so this fact alone was hardly anything out of the ordinary. We read the reports, investigate, ask follow-up questions to see what we can learn … Continue reading the…

113

My cat alerted me to a DDoS attack

A few years ago, my cat gave me my most memorable middle of the night software engineering incident. I was working at a startup, and we didn’t have a formal on-call rotation yet. That was a deliberate decision, since being on-call is painful, and the team was good about just collectively keeping an eye out for urgent…

117

How hard can generating 1024-bit primes be?

On the one hand they are easy to explain, they are just numbers that have no factors other than one and themselves, but on the other hand they contain endless complexity. They show up in numerous places, ranging from mathematical concepts and conjectures to interesting looking visualizations and cryptography…

119

The six dumbest ideas in computer security (2005)

There's lots of innovation going on in security - we're inundated with a steady stream of new stuff and it all sounds like it works just great. Every couple of months I'm invited to a new computer security conference, or I'm asked to write a foreword for a new computer security book. And, thanks to the fact that it's…

120

I hacked a train toilet

The other day I rode on a Class 800 train in the UK. This is the “Intercity Express” train designed to replace the venerable HST (Intercity 125 with Mark 3 coaches, a train of which I have many memories and which I will dearly miss).