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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 473 posts.

2015
459

Fuzzing FFmpeg for fun and profit

One of the great things about having rack-space in our new office is that we can now support open source projects using our equipment such as FFmpeg and Libav. They are critical parts of our software as well as underpin much of multimedia processing in the world today.

464

Let’s encrypt automation on Debian

NOTE: This article is old, this hack is no longer necessary, as Debian includes dehydrated that makes all the work. Free SSL certificates for everyone! the https://letsencrypt.org/ initiative backed by Akamai, Cisco, Mozilla and EFF, is going to offer free certificates. On this post I am going to explain how I have…

466

From kafkatrap to honeytrap

The short version is: if you are any kind of open-source leader or senior figure who is male, do not be alone with any female, ever, at a technical conference. Try to avoid even being alone , ever, because there is a chance that a “women in tech” advocacy group is going to try to collect your scalp.

470

The CA's Role in Fighting Phishing and Malware

Since we announced Let’s Encrypt we’ve often been asked how we’ll ensure that we don’t issue certificates for phishing and malware sites. The concern most commonly expressed is that having valid HTTPS certificates helps these sites look more legitimate, making people more likely to trust them. Deciding what to do here…

471

ImperialViolet

Thomas Ptacek laid out a number of arguments against DNSSEC recently (and in a follow up ). We don't fully agree on everything, but it did prompt me to write why, even if you assume DNSSEC, DANE (the standard for speaking about the intersection of TLS and DNSSEC) is not a foregone conclusion in web browsers.

473

Why ninety-day lifetimes for certificates?

This is a historic blog post at this point. Please see our certificate lifetime documentation for the current status of certificate lifetimes. We’re sometimes asked why we only offer certificates with ninety-day lifetimes. People who ask this are usually concerned that ninety days is too short and wish we would offer…