Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 1,584 posts.
Security research on Private Cloud Compute
Private Cloud Compute (PCC) fulfills computationally intensive requests for Apple Intelligence while providing groundbreaking privacy and security protections — by bringing our industry-leading device security model into the cloud. To build public trust in our system, we’re making it possible for researchers to…
Hacking Github with Webkit
Previously on Github: XSS , CSRF ( My github followers are real , I gained followers using CSRF on bitbucket ), access bypass, mass assignm...
Zeroing buffers is insufficient
With a bit of care and a cooperative compiler, we can zero a buffer — but that's not what we need. What we need to do is zero every location where sensitive data might be stored. Remember, the whole reason we had sensitive information in memory in the first place was so that we could use it; and that usage almost…
The government uses targeted advertising to track your location
The online advertising industry has built a massive surveillance machine, and the government can co-opt it to spy on us.
Private censorship is not the best way to fight hate or defend democracy (2018)
From Cloudflare’s headline-making takedown of the Daily Stormer last autumn to YouTube’s summer restrictions on LGBTQ content, there's been a surge in “voluntary” platform censorship. Companies—under pressure from lawmakers, shareholders, and the public alike—have ramped up restrictions on speech,...
Secure Randomness in Go 1.22
ChaCha8Rand is a new cryptographically secure pseudorandom number generator used in Go 1.22.
1Password Leaks Your Data
Seriously.
The VeraCrypt Audit Results
VeraCrypt 1.18 and its bootloaders were evaluated. This release included a number of new features including non-western developed encryption options, a boot loader that supports UEFI (modern BIOSes), and more.
Twitter Direct Message Caching and Firefox
Distinguished engineer Martin Thomson explains how this problem occurred, the implications for people who might be affected, and how problems of this nature might be avoided in future. To get ...
Quantifying the Impact of “Cloudbleed”
Last Thursday we released details on a bug in Cloudflare's parser impacting our customers. It was an extremely serious bug that caused data flowing through Cloudflare's network to be leaked onto the Internet.
The EC2 firewall is broken
As most standards-aware network administrators know, blocking ICMP is evil. Sure, there are certain ICMP packets which should be blocked; but to quote RFC 2979 :
Free Wordpress themes coming with a price
There are so many free WordPress themes out there it can put your head in a spin. This post is the one-stop resource for info about free WordPress Themes
Curl Security Audit
"the overall impression of the state of security and robustness of the cURL library was positive." I asked for, and we were granted a security audit of curl from the Mozilla Secure Open Source program a while ago. This was done by Mozilla getting a 3rd party company involved to do the job and footing … Continue…
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…
The MongoDB hack and the importance of secure defaults
There’s a widespread attack on insecure MongoDB installs that has resulted in over 28,000 databases being held ransom. This post explains the hack, how to protect yourself and what can we learn from it.
Bloomberg’s ‘The Big Hack’
One way or the other, there is more to come on this story, and either Bloomberg’s or Apple’s and Amazon’s credibility is going to take a significant hit.
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…
Rubygems.org AWS Root Access Event – September 2025
As part of standard incident-response practice, Ruby Central is publishing the following post-incident review to the public. This document summarizes the September 2025 AWS root-access event, what occurred, what we verified, and the actions we’ve taken to strengthen our security processes.
230, or not 230? That is the EARN IT question
Over the past several weeks, Signal traffic has gone through the roof. New users are signing up at unprecedented rates, and we’ve expanded our server capacity faster than we ever anticipated. It means a lot to us that so many people are relying on Signal during this difficult time. When users che...
Nearly half of LG smart TV apps contain residential proxy SDKs
Spur scanned 6,038 LG and Samsung smart TV apps and found 2,058 with residential proxy SDKs, exposing privacy and home network risks.
NPM security update: Attack campaign using stolen OAuth tokens
npm's impact analysis of the attack campaign using stolen OAuth tokens and additional findings.
Container Isolation Gone Wrong
A detailed troubleshooting story that covers both simple and complex tales of container isolation. Read this terrific guide for insight from A-Z.
Amazon identifies Oct 17 PHP2Shell exploitation prior to public disclosure
Amazon Threat Intelligence identified a PHP2Shell exploitation attempt dating to Oct. 17, 2026, in MadPot telemetry, four days before public disclosure of CVE-2026-109618 and CVE-2026-109619. The exploit attempt originated from an IP address associated with a commercial anonymization network. While the vulnerability…