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Web Search API
Search the web from your AI agents and applications through AI Gateway with Ceramic.ai, Exa, and Linkup.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,538 posts.
Infrastructure & DevOps
Any year
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So you want to build your own data center
When it comes to infrastructure engineering, building a data center is probably closer to building a house than to deploying a Terraform stack.
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We apologize. We did a terrible job announcing the end of Docker Free Teams
We apologize for how we communicated and executed sunsetting Docker “Free Team” subscriptions, which alarmed the open source community. Read our FAQ to learn more.
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D1: Our SQL database
Today, we’re excited to announce D1, Cloudflare’s first SQL database, designed for Cloudflare Workers
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Lessons Learned from Twenty Years of Site Reliability Engineering
Learn about the eleven lessons, from two decades, shared by site reliability engineers at Google, essential SRE lessons and core principles of SRE.
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An introduction to RabbitMQ
What is RabbitMQ? Find out about this open-source message broker in our introduction to the powerful Message Queue tech.
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Infrastructure audit completed by Radically Open Security
We tasked the Netherlands based security firm Radically Open Security (RoS) with performing the third audit towards our VPN infrastructure.
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Standing on our own two feet
Update, July 10, 2023 See our new blog post for details on the September 2024 expiration of the newer ISRG Root X1 cross-sign from IdenTrust. Update, December 21, 2020 Thanks to community feedback and our wonderful partners at IdenTrust, we will be able to continue to offer service without interruption to people using…
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Compromising OpenWrt Supply Chain
Introduction Hello, I’m RyotaK (@ryotkak ), a security engineer at Flatt Security Inc. A few days ago, I was upgrading my home lab network, and I decided to upgrade the OpenWrt on my router.1 After accessing the LuCI, which is the web interface of OpenWrt, I noticed that there is a section called Attended Sysupgrade…
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HashiCorp Boundary
Simple and secure remote access — to any system anywhere based on trusted identity.
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Cloudflare 1.1.1.1 Incident on July 14, 2025
On July 14th, 2025, Cloudflare made a change to our service topologies that caused an outage for 1.1.1.1 on the edge, resulting in downtime for 62 minutes for customers using the 1.1.1.1 public DNS Resolver as well as intermittent degradation of service for Gateway DNS. We’re deeply sorry for this outage. This outage…
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Milestone: 100M Certificates Issued
Let’s Encrypt has reached a milestone: we’ve now issued more than 100,000,000 certificates. This number reflects at least a few things: First, it illustrates the strong demand for our services. We’d like to thank all of the sysadmins, web developers, and everyone else managing servers for prioritizing protecting your…
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An update on last week's customer shutdown incident
Helping millions of developers easily build, test, manage, and scale applications of any size - faster than ever before.
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Pi-hole v6
We’ve integrated a new REST API and embedded web server directly into the pihole-FTL binary. This eliminates the need for lighttpd and PHP , reducing the installation footprint and boosting performance. The new API also offers server-side pagination for the query log, ensuring a faster and more responsive interface.
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De-cloud and de-k8s – bringing our apps back home
For the Operations team at 37signals, the biggest effort in 2023 is removing our dependencies on the cloud and migrating our application stacks back into the data center onto our own hardware. We’ve already made amazing progress in a fairly short time — let’s get into some details!
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MangaDex infrastructure overview
Your browser lacks modern WebAssembly support, so verification is running a slower fallback. Consider updating your browser.
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The S in IoT is for Security
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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.INTERNAL is now reserved for private-use applications
Whereas, on 1 March 2019, the Board took action on each of the 35 recommendations issued within the Competition, Consumer Trust, and Consumer Choice (CCT) Review Team Final Report dated 8 September 2018, as specified within the scorecard titled " Final CCT Recommendations: Board Action (1 March 2019) ". The Board…
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The most popular docker images each contain at least 30 vulnerabilities
we found that 44% of docker image scans had known vulnerabilities, and for which there were newer and more secure base image available. Most vulnerabilities originate in the base image you selected. For that reason, remediation should focus on base image fixes.
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Debunking Cloudflare’s recent performance tests
A couple of weeks ago Cloudflare, one of our competitors, claimed that their edge compute platform is roughly three times as fast as Compute@Edge. The false claim is a great example of how statistics can be used to mislead.
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DigitalOcean now supports FreeBSD
Helping millions of developers easily build, test, manage, and scale applications of any size - faster than ever before.
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How Discord supercharges network disks for extreme low latency
Learn how Discord optimizes its platform to respond to the high frequency of queries for all types of content and data as quickly as possible.
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Common mistakes using Kubernetes
Common Kubernetes mistakes: missing resource limits, misconfigured probes, no ingress controller, wrong autoscaling, weak RBAC, missing anti-affinity and PDBs.
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Waypoint: Build, deploy, and release applications across any platform
A consistent developer workflow to build, deploy, and release applications across any platform.