Tech that matters for systems and development
What counts in systems, development, cloud and AI: what it is, why it affects you and how to fix it. No empty jargon.
Apple container 1.0: why containers on a Mac will always be a workaround (and how Apple is hiding the seams)
Apple has shipped version 1.0 of its container tool for macOS. We explain why containers are only native on Linux, what makes Apple's micro-VM model different from Docker Desktop, and what actually changes (and what doesn't) for developers and server admins.
Read article →Claude Fable 5: the AI that finds 27-year-old flaws in your kernel is now public
Anthropic has released Fable 5, the public version of the same model that, in testing, uncovered more than 10,000 vulnerabilities in kernels, browsers and libraries that had gone undetected for decades. Here's what it is, what actually changes for anyone running servers, and why they put a lock on it.
Read article →Let's Encrypt and post-quantum certificates: what changes (and what doesn't) for your server
On 3 June, Let's Encrypt announced it's betting on Merkle Tree Certificates as its road to post-quantum cryptography. It sounds like an apocalyptic headline, so we separate the wheat from the chaff: what they are, why they're coming and what you need to do with your certbot today. Spoiler: today, nothing.
Read article →PCPJack: the worm turning cloud servers into a hidden spam network
A credential-stealing worm has hijacked more than 230 servers across AWS, Google Cloud and Azure to build a covert SMTP relay network. Here's how it gets in, how to tell if your server is one of its nodes, and how to lock things down.
Read article →Microsoft Build 2026: what actually matters if you run servers and databases
Beyond the AI headlines, Build 2026 brought concrete announcements in databases, infrastructure and developer tooling. We go through what has legs for people who administer systems, and what's just noise.
Read article →PHP 8.5 at six months: what we've learned shipping it to real clients
PHP 8.5 has been in production since November. Here's our balance: what's actually making a difference, what's still hype, and what to break before hitting the upgrade button.
Read article →Nginx with HTTP/3 and QUIC in 2026: when to turn it on and when not to bother
HTTP/3 over QUIC is production-ready in Nginx 1.26.x. Here's how to switch it on step by step, what you actually gain and the cases where sticking with HTTP/2 still makes sense.
Read article →Nginx ships two security releases in nine days: seven CVEs and why you should patch now
In mid-May Nginx put out two back-to-back security releases closing seven vulnerabilities, including a buffer overflow in the rewrite module and an HTTP/2 request injection. Here's which ones actually matter, who's affected and how to update without breaking anything.
Read article →CVE-2026-46333 'ssh-keysign-pwn': the Linux kernel flaw that hid for six years
A Linux kernel vulnerability disclosed on 15 May lets a local user steal SSH private keys and /etc/shadow without ever needing root. Here's what it is, who's affected and what you should be doing on your servers today.
Read article →Ubuntu 26.04 LTS Resolute Raccoon: what changes on your server and when to upgrade (or not)
Ubuntu 26.04 LTS has been out since April 23, 2026. Here's what it actually ships, what it breaks, when it's worth upgrading now and when waiting is the smarter call.
Read article →Linux server backups in 2026: the 3-2-1 rule, explained with real-world cases
When you actually need that backup, there's no time to improvise. Here's the 3-2-1 rule, which tools to pick and the typical mistakes we keep running into on urgent calls.
Read article →How to migrate a VPS with zero downtime: the method we have been applying for years
A poorly planned server migration costs money. Here is the step-by-step method we use at Atenea Systems to move websites and services without the end customer noticing a thing.
Read article →My WordPress is slow in 2026: how to actually diagnose and fix it
If your WordPress takes more than 3 seconds to load, you’re losing customers and Google ranking. Here are the real causes in 2026 and how to fix them without installing 17 more plugins.
Read article →Nginx vs Apache for PHP in 2026: which one to pick and why
The Nginx vs Apache debate has been around for years. In 2026 the answer isn’t the same as in 2018. Here’s when to pick each one and why benchmarks don’t tell the whole story.
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