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Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 128 posts.
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Technology preview: Sealed sender for Signal
In addition to the end-to-end encryption that protects every Signal message, the Signal service is designed to minimize the data that is retained about Signal users. By design, it does not store a record of your contacts, social graph, conversation list, location, user avatar, user profile name, ...
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Government Communication
When legally forced to provide information to government or law enforcement agencies, we'll disclose the transcripts of that communication here.
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"Pwned Passwords" V2 With Half a Billion Passwords
Last August, I launched a little feature within Have I Been Pwned [https://haveibeenpwned.com/] (HIBP) I called Pwned Passwords [https://www.troyhunt.com/introducing-306-million-freely-downloadable-pwned-passwords/]. This was a list of 320 million passwords from a range of different data breaches which organisations…
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Private by Design: How We Built Firefox Sync
Firefox Sync by default protects all your synced data so Mozilla can’t read it. We built Sync this way because we put user privacy first. How it works is...
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Validating Leaked Passwords with k-Anonymity
Today, v2 of Pwned Passwords was released as part of the Have I Been Pwned service offered by Troy Hunt. Containing over half a billion real world leaked passwords, this database provides a vital tool for correcting the course of how the industry combats modern threats against password security.
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Reading privileged memory with a side-channel
Posted by Jann Horn, Project ZeroWe have discovered that CPU data cache timing can be abused to e...
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1.1.1.1: Fast, privacy-first consumer DNS service
Cloudflare's mission is to help build a better Internet. We're excited today to take another step toward that mission with the launch of 1.1.1.1 — the Internet's fastest, privacy-first consumer DNS service. This post will talk a little about what that is and a lot about why we decided to do it.
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Why Static Websites Need HTTPS
It was Jan last year that I suggested HTTPS adoption had passed the "tipping point" [https://www.troyhunt.com/https-adoption-has-reached-the-tipping-point/], that is, it had passed the moment of critical mass [https://en.wikipedia.org/wiki/The_Tipping_Point] and as I said at the
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Vulnerability of Speculative Processors to Cache Timing Side-Channel Mechanism
Arm is committed to upholding the highest standards of security across its products and the wider Arm ecosystem. To support its partners and the broader community, Arm publishes three types of security-related documentation, Security Bulletins, Security Updates, and Security Articles.
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Cloudflare Browser Check
Secure DNS Transport using DoH (DNS over HTTPS) or DoT (DNS over TLS) and SNI with ECH
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Chromium Security: Site Isolation
Site Isolation is a security feature in Chrome that offers additional protection against some types of security bugs. It uses Chrome's sandbox to make it harder for untrustworthy websites to access or steal information from your accounts on other websites.
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Encrypt it or lose it: how encrypted SNI works
Today we announced support for encrypted SNI, an extension to the TLS 1.3 protocol that improves privacy of Internet users.
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Google: Security Keys Neutralized Employee Phishing
Google has not had any of its 85,000+ employees successfully phished on their work-related accounts since early 2017, when it began requiring all employees to use physical Security Keys in place of passwords and one-time codes, the company told KrebsOnSecurity.
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Mitigations landing for new class of timing attack
Several recently-published research articles have demonstrated a new class of timing attacks (Meltdown and Spectre) that work on modern CPUs. Our internal experiments confirm that it is possible to use ...
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An Update on AMD Processor Security
The AMD Product Security Incident Response Team (PSIRT) is the focal point for reporting potential product security issues to AMD. AMD PSIRT works with both the AMD internal product security team and the external product security ecosystem, including security researchers, industry peers, government organizations…
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Google and Android have your back by protecting your backups
Posted by Troy Kensinger, Technical Program Manager, Android Security and Privacy Android is all about choice. As such, Android strives to...
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Amazon threatens to suspend Signal's AWS account over censorship circumvention
Last week, we received the following email from Amazon: From: [redacted], [redacted] <[redacted]@amazon.com> Subject: Notification of potential account suspension regarding AWS Service Terms Moxie, Yesterday AWS became aware of your GitHub and Hacker News/ycombinator posts des...
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We're Baking ‘Have I Been Pwned’ into Firefox and 1Password
Pretty much every day, I get a reminder from someone about how little people know about their exposure in data breaches. Often, it's after someone has searched Have I Been Pwned [https://haveibeenpwned.com/] (HIBP) and found themselves pwned somewhere or other. Frequently, it's some long-forgotten site
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Serious Intel CPU bugs (2016)
2015 was a pretty good year for Intel. Their quarterly earnings reports exceeded expectations every quarter. They continue to be the only game in town for the serious server market, which continues to grow exponentially; from the earnings reports of the two largest cloud vendors, we can see that AWS and Azure grew by…
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Let’s talk about PAKE
The first rule of PAKE is: nobody ever wants to talk about PAKE. The second rule of PAKE is that this is a shame, because PAKE — which stands for Password Authenticated Key Exchange — is actually o…
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Cloudflare supports Privacy Pass
Cloudflare supports Privacy Pass, a recently-announced privacy-preserving protocol developed in collaboration with researchers from Royal Holloway and the University of Waterloo.
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Privacy not included: Holiday gift list for privacy and security
Privacy Not Included was launched in 2017 to help you understand the privacy risks of tech products that connect to the internet. We are continuing that work in the form of Product Reviews at our magazine Nothing Personal, where our privacy experts do hours of hands-on testing and research on the most popular consumer…
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Today's CPU vulnerability: what you need to know
Posted by Matt Linton, Senior Security Engineer and Pat Parseghian, Technical Program Manager [Google Cloud, G Suite, and Chrome customers...