Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 25 posts.
Cellebrite makes software to automate physically extracting and indexing data from mobile devices. They exist within the grey – where enterprise branding joins together with the larcenous to be called “digital intelligence.” Their customer list has included authoritarian regimes in Belarus, Russi...
Today at 1651 UTC, we opened an internal incident entitled "Facebook DNS lookup returning SERVFAIL" because we were worried that something was wrong with our DNS resolver 1.1.1.1. But as we were about to post on our public status page we realized something else more serious was going on.
The covers a brief history of DNS on Linux systems and what steps Tailscale is taking to ensure it is configured consistently.
Knight First Amendment Institute2021646 points374 commentscited by 10Society, Policy & Culture details
After a decade or so of the general sentiment being in favor of the internet and social media as a way to enable more speech and improve the marketplace of ideas, in the last few years the view has shifted dramatically—now it seems that almost no one is happy. Some feel that these platforms have become cesspools of…
Documentation and guides from the team at Fly.io.
Matrix, the open protocol for secure decentralised communications
Now that our platforms are up and running as usual after yesterday’s outage, I thought it would be worth sharing a little more detail on what happened and why — and most importantly, how we’re lear…
Browse Intel product information for Intel® Core™ processors, Intel® Xeon® processors, Intel® Arc™ graphics and more.
We experienced a global outage due to an undiscovered software bug that surfaced on June 8 when it was triggered by a valid customer configuration change. Here's a rundown of what happened, why, and what we're doing about it.
The Find My network accessory program enables users to keep track of their belongings in the new Items tab within the Find My app
Just over a week ago, we announced that Iranian censors had started blocking all Signal traffic in the country. As an interim solution to help people in Iran get connected again, we’ve added support in Signal for a simple TLS proxy that is easy to set up, can be used to bypass the network block, ...
Learn about role-based access control, its use cases and benefits.
Nurture and shape your own private networks with simple, free, open-source infrastructure
Background Two years ago, we announced experimental support for the privacy-protecting Encrypted Server Name Indication (ESNI) extension in Firefox Nightly. The Server Name Indication (SNI) TLS extension enables server and ...
Starting in version 90, Chrome’s address bar will use https:// by default, improving privacy and even loading speed for users visiting webs...
In this research paper James Kettle introduces multiple new classes of HTTP/2-exclusive attacks, demonstrated on popular websites and servers.
To all the people and businesses around the world who depend on us, we are sorry for the inconvenience caused by today’s outage across our platforms. We’ve been working as hard as we can to restore…
There is a significant difference between developing and promoting a protocol (such as XMPP) and a product (such as Signal). Both approaches have their advantages and disadvantages. This post details how and why Snikket aims to strike a balance between the two.
You can build a functional CDN on an 8-year-old laptop while you're sitting at a coffee shop. Here's what a CDN you put together in five hours might look like.
Signal released end-to-end encrypted group calls a year ago, and since then we’ve scaled from support for 5 participants all the way to 40. There is no off the shelf software that would allow us to support calls of that size while ensuring that all communication is end-to-end encrypted, so we bui...
Border Gateway Protocol (BGP) is the routing protocol for the Internet. Much like the post office processing mail, BGP picks the most effecient routes for delivering Internet traffic.
Matrix, the open protocol for secure decentralised communications
In June 2021, we announced our continued commitment and innovation towards the enablement of IPv6 on AWS. Today, we take a monumental step forward with the ability to create an IPv6-only architecture on AWS. With this launch, Amazon Virtual Private Cloud (VPC) now allows you to create IPv6-only subnets in your…
On September 30th 2021, Slack had an outage that impacted less than 1% of our online user base, and lasted for 24 hours. This outage was the result of our attempt to enable DNSSEC — an extension intended to secure the DNS protocol, required for FedRAMP Moderate — but which ultimately led to a series of…
