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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 8,762 posts.

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903

Shortening the Let's Encrypt chain of trust

When Let’s Encrypt first launched, we needed to ensure that our certificates were widely trusted. To that end, we arranged to have our intermediate certificates cross-signed by IdenTrust’s DST Root CA X3. This meant that all certificates issued by those intermediates would be trusted, even while our own ISRG Root X1…

911

Let's Encrypt is 10 years old now

Vital personal and business information flows over the Internet more frequently than ever, and we don’t always know when it’s happening. It’s clear at this point that encrypting is something all of us should be doing. Then why don’t we use TLS (the successor to SSL) everywhere? Every browser in every device supports…

915

Improving DNS Privacy with Oblivious DoH

Oblivious DoH (ODoH) makes secure DNS over HTTPS (DoH) queries into private queries which prevent the leakage of client IP addresses to resolvers. The new proposed ODoH standard addresses this problem and today we are enabling users to use this protocol with 1.1.1.1

922

Final thoughts on Ubiquiti

Last year, I posted a series of articles about a purported “breach” at Ubiquiti. My sole source for that reporting was the person who has since been indicted by federal prosecutors for his alleged wrongdoing – which includes providing false information to the press.

926

Why Johnny Won't Upgrade

Software distribution has over the years gone through an enormous revolution in efficiency. Originally, software was developed on things called ‘plug boards’, a matrix of sockets that allowed quick (or so they thought) re-configuration of computing hardware to adapt it to different problems. This was soon followed by…

928

Today I Briefed Congress on the NSA

This morning, I spent an hour in a closed room with six members of Congress: Rep. Lofgren, Rep. Sensenbrenner, Rep. Bobby Scott, Rep. Goodlatte, Rep. Mike Thompson, and Rep. Amash. No staffers, no public: just them. Lofgren had asked me to brief her and a few Representatives on the NSA. She said that the NSA wasn’t…

929

Omarchy: Any User Process Can Escalate to Root

A security issue in Omarchy’s default Docker configuration meant that essentially every program running in the user’s desktop session could escalate to root without a password, sudo, or a privilege prompt. If you use Omarchy, the most important takeaway is simple: update to 4.0.1. I reported this issue privately…