2.5 Admins

Why you might not want your Windows encryption keys to be backed up to Microsoft, some Bluetooth devices are vulnerable to snooping and tracking, a lesson in the need for backups,  and the best practices and stack for setting up a mail server.



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Klara’s Expert Perspective on OpenZFS in 2026 and What to Expect Next

Modern VDI on Proxmox: ZFS Reliability and GPU Acceleration at Lower Cost



News/discussion

Microsoft Gave FBI Keys To Unlock Encrypted Data, Exposing Major Privacy Flaw

How to encrypt your PC’s disk without giving the keys to Microsoft

WhisperPair: Hijacking Bluetooth Accessories Using Google Fast Pair

When two years of academic work vanished with a single click



Free consulting

We were asked about the best practices and stack for setting up a mail server.



















See our contact page for ways to get in touch.

The last method to activate Windows without the Internet has gone away, malware that tricks users with a fake blue screen of death, and recovering from bad RAM with ZFS.



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Understanding ZFS Scrubs and Data Integrity



News/discussion

Windows activation by phone is seemingly dead

How Fake BSODs and Trusted Build Tools Are Used to Construct a Malware Infection



Free consulting

We were asked about recovering from bad RAM with ZFS.

















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Cisco network gear fell over when it shouldn’t have, yet another security flaw is found in Microsoft Copilot, the US military is letting Grok into all its networks, and managing LVM snapshots.



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Unwrapping ZFS: Gifts from the Open Source Community

A New Year, A New ZFS: What 2.4 Brings to the Table



News

Cisco routers knocked out due to Cloudflare DNS change

Reprompt: The Single-Click Microsoft Copilot Attack that Silently Steals Your Personal Data

Musk’s AI tool Grok will be integrated into Pentagon networks, Hegseth says



Free consulting

We were asked about managing LVM snapshots.

















See our contact page for ways to get in touch.

The many reasons why email shouldn’t be trusted. Plus how to stop your kids accessing inappropriate content online, and why the answer probably isn’t a technical one.



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What We Built: Top ZFS Capabilities Delivered by Klara in 2025



Discussion

Please STOP trusting email



Free consulting

We were asked about blocking adult content at the network level. 

















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Why you should probably keep paying for your old domains, the perpetual problem of typo squatting, a machine learning expert’s take on BS from LLMs, and whether to separate compute and storage in a home setup.



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Can You Have Too Many VDEVs? A Practical Guide to ZFS Scaling



News/discussion

Digital Trust in Danger: When Authorities Forget Their Old Domains

Most Parked Domains Now Serving Malicious Content

LLMs are bullshitters. But that doesn’t mean they’re not useful



Free consulting

We were asked about whether to separate compute and storage in a home setup.

















See our contact page for ways to get in touch.