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The most popular blog posts about security & privacy on Hacker News. 578 posts.
I recently had to set up a new postgres instance at work. While we’re already using Heroku Postgres for production loads, we had some requirements for this one that couldn’t be solved without being database admin, and thus had to go self-hosted. That...
The nice thing about the control flow instrumentation used by American Fuzzy Lop is that it allows you to do much more than just, well, f...
Tor is a service run by a network of volunteers to allow people to use internet anonymously. Normally tor is used to browse the web without being tracked or identified.
There’s been this debate for a while now, about AI being either the greatest or the worst or maybe the least interesting thing to happen to humanity so far. I have to say I’m not 100% sure where I land on this one myself. AI has empowered me to do things I had been putting off forever, multiplied my productivity and…
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A Hacker's Blog of Unintended Use and Insomnia.
Former TSA Administrator Kip Hawley wrote an op-ed pointing out the security vulnerabilities in the TSA’s PreCheck program: The first vulnerability in the system is its enrollment process, which seeks to verify an applicant’s identity. We know verification is a challenge: A 2011 Government Accountability Office report…
Everybody (1, 2, 3) is talking about big data and the chances that are not to be missed. So it would be fatal to miss this opportunity, for instance, by impo...
The latest Signal for Android release includes support for adding doodles, stickers, and text to images. This release also includes support for censorship circumvention in Egypt and the United Arab Emirates.
Signal Protocol is a modern, open source, strong encryption protocol for asynchronous messaging systems. We use Signal Protocol as the foundation for our own private messaging app, Signal, but also make Signal Protocol libraries available for other applications to use. Our Signal Protocol librar...
In the past year some Mayflower colleagues have started using and contributing to NixOS, a purely functional GNU/Linux distribution that combines package and configuration management. We decided that we would give it a try in production but stumbled upon some issues that had to be resolved first. We have added new…
In recent months, U.S. Customs and Border Protection agents have sought access to private data on the cell phones of two journalists. Such incidents are offensive because they threaten the independence of the press and pose specific risks to confidential sources. This government overreach also...
We released HENkaku a week ago and were blown away by the reception. There has been over 25k unique installs and every day new homebrew are being announced. This is all thanks to those who contributed to the SDK project back when Rejuvenate was announced. Without a working toolchain for developers and a couple of…
Posted by Jay Brown, Sr. Technical Program Manager, Security For many years, we’ve worked to increase the use of encryption between our us...
We are excited to announce that Teleport now supports Universal 2nd Factor out of the box.
A vulnerability in the Internet Key Exchange (IKE) version 1 (v1) and IKE version 2 (v2) code of Cisco ASA Software could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute code. The vulnerability is due to a buffer overflow in the affected code area. An attacker…
Council of 9 ventured forth to DEFCON 24 to compete in this year's badge challenge, brought to us each year by 1o57. There was determination among the team to win at DC24 to ensure that last year's...
