Nostr notes by 2.5 Admins

2.5 Admins 244: Branded and Splintered Some Synology NAS products ...

2025-04-24T19:51:36Z

2.5 Admins 244: Branded and Splintered

Some Synology NAS products will require drives they sold you, doubt is cast on the CVE program, why some FreeBSD packages didn’t appear when they should have, and backing up the keys for encrypted backups.

https://2.5admins.com/2-5-admins-244/

#podcast #sysadmin

2.5 Admins 243: 0.5 Centuries IPv4 addresses are worth an awful ...

2025-04-17T17:16:07Z

2.5 Admins 243: 0.5 Centuries

IPv4 addresses are worth an awful lot of money, the serious dangers of a seemingly sensible deepfake law, Microsoft is 50 years old, and our thoughts on antivirus on Linux and Windows.

https://2.5admins.com/2-5-admins-243/

#podcast #sysadmin

2.5 Admins 242: Malscraping Jim's server is getting hammered ...

2025-04-10T21:30:46Z

2.5 Admins 242: Malscraping

Jim's server is getting hammered by AI scrapers and he's big mad about it, why RCS doesn't work on Android without Google apps, a complex Google account issue, and how Jim and Allan handle their WireGuard configs.

https://2.5admins.com/2-5-admins-242/

#podcast #sysadmin

2.5 Admins 241: Anecdatum Whether tech debt is inevitable and ...

2025-04-03T18:54:28Z

2.5 Admins 241: Anecdatum

Whether tech debt is inevitable and where the blame lies, how to properly organise ZFS datasets, and selectively managing updates.

https://2.5admins.com/2-5-admins-241/

#podcast #sysadmin

2.5 Admins 240: 30 DVI Cables The key differences between ...

2025-03-27T16:15:27Z

2.5 Admins 240: 30 DVI Cables

The key differences between throughput and latency – and when they matter, the tech that we’d keep if we stopped working in IT, and avoiding bitrot with rsync backups.

https://2.5admins.com/2-5-admins-240/

#podcast #sysadmin

2.5 Admins 239: Collective Power RISC-V is on the rise in China, ...

2025-03-20T18:26:21Z

2.5 Admins 239: Collective Power

RISC-V is on the rise in China, why Power CPUs aren’t as promising, the dystopian nightmare of surveillance tech at work, and decrypting ZFS at boot.

https://2.5admins.com/2-5-admins-239/

#podcast #sysadmin

2.5 Admins 238: Hyperbranded Nonsense Ten-year-old Chromecasts ...

2025-03-13T21:12:09Z

2.5 Admins 238: Hyperbranded Nonsense

Ten-year-old Chromecasts stop working, movie DVDs start rotting, Skype is finally dying, using ZFS on VM guests and hosts.

https://2.5admins.com/2-5-admins-238/

#podcast #sysadmin

2.5 Admins 235: XKCD221 Google found a way to run unofficial ...

2025-02-20T18:14:41Z

2.5 Admins 235: XKCD221

Google found a way to run unofficial microcode on AMD CPUs, whether software should get a CVE when it goes end of life, LLMs changing Redditors’ minds and self-replicating, and managing SSH keys at scale.

https://2.5admins.com/2-5-admins-235/

#podcast #sysadmin

2.5 Admins 234: ChiaFraud Used Seagate drives are being sold as ...

2025-02-14T14:50:35Z

2.5 Admins 234: ChiaFraud

Used Seagate drives are being sold as “new”, another reminder not to hack Windows 11 onto unsupported hardware, about using ZFS on VPS block storage, picking hardware to run VMs, and delegating datasets to containers.

https://2.5admins.com/2-5-admins-234/

#podcast #sysadmin

2.5 Admins 233: 2.005 Admins We appreciate the elegance of ...

2025-02-06T18:32:43Z

2.5 Admins 233: 2.005 Admins

We appreciate the elegance of subnets as well as the power of custom benchmarking, Xboxes will support large amounts of external storage, why it’s not looking great for bcachefs, malware and remote desktops, and our thoughts on Fortigate network gear.

https://2.5admins.com/2-5-admins-233/

#podcast #sysadmin

2.5 Admins 232: S: An embarrassing typo suggests that ...

2025-01-30T19:09:33Z

2.5 Admins 232: S:

An embarrassing typo suggests that MasterCard’s monitoring isn’t as good as it should be, tricky offsite backups, why two-factor authentication over SMS is a bad idea, and keeping two Mac laptops in sync.

https://2.5admins.com/2-5-admins-232/

#podcast #sysadmin

2.5 Admins 230: Pool of Theseus A new version of ZFS is out and ...

2025-01-16T21:48:00Z

2.5 Admins 230: Pool of Theseus

A new version of ZFS is out and we go over the great new features. Plus recovering data after accidentally writing part of an ISO onto a USB drive, how to deal with abuse of your domain, and replacing all the drives in a ZFS pool while keeping the birth date.

https://2.5admins.com/2-5-admins-230/

#podcast #sysadmin

2.5 Admins 229: LiFePo4Life Jim and Allan explain the benefits of ...

2025-01-09T18:28:56Z

2.5 Admins 229: LiFePo4Life

Jim and Allan explain the benefits of a lithium iron phosphate “UPS”, whether it’s possible to delete every single copy of a file, and using Bluetooth in a Windows 11 VM.

https://2.5admins.com/2-5-admins-229/

#podcast #sysadmin #ups

2.5 Admins 228: Century-Scale Storage What it would take to ...

2025-01-02T18:12:03Z

2.5 Admins 228: Century-Scale Storage

What it would take to reliably store data for a hundred years including institutional funding and organization, decade-proof redundancy, multiple hot and cold copies, hedging your bets against multiple media, and more. Plus backing up ZFS without normal snapshots.

https://2.5admins.com/2-5-admins-228/

2.5 Admins 227: Six Day Certs Windows ssh is sending more ...

2024-12-26T18:09:08Z

2.5 Admins 227: Six Day Certs

Windows ssh is sending more telemetry than you might think, Let’s Encrypt will offer 6 days certificates, a PSA about domains that don’t send emails, and performance issues in a Synology NAS.

https://2.5admins.com/2-5-admins-227/

#podcast #sysadmin

2.5 Admins 226: Quantum Toddle Chinese researchers are making ...

2024-12-19T18:05:25Z

2.5 Admins 226: Quantum Toddle

Chinese researchers are making progress with quantum computing but they haven’t broken modern RSA or AES encryption, Russian attackers compromised a business via a nearby building’s WiFi, a startup runs out of money and bricks a robot for kids, and hardening Linux systems.

https://2.5admins.com/2-5-admins-226/

#podcast #sysadmin

2.5 Admins 225: Kinetic Response The US government tells people ...

2024-12-12T18:32:29Z

2.5 Admins 225: Kinetic Response

The US government tells people to use encrypted messaging, mandated MFA in healthcare raises a scary geopolitical question, QNAP bungles a firmware update, and securing access to self hosted applications with mTLS.

https://2.5admins.com/2-5-admins-225/

#podcast #sysadmin

2.5 Admins 224: ZipLocked Intel’s CEO departs but replacing him ...

2024-12-05T21:09:34Z

2.5 Admins 224: ZipLocked

Intel’s CEO departs but replacing him won’t magically solve its serious problems, Zipcar wasn’t prepared for an outage and handled it really badly, moving to an email provider that supports DMARC, and picking a NAS distribution.

https://2.5admins.com/2-5-admins-224/

#podcast #sysadmin

2.5 Admins 223: Google Juice Abuse Equinix is shutting down its ...

2024-11-28T16:20:28Z

2.5 Admins 223: Google Juice Abuse

Equinix is shutting down its bare metal service, D-Link advises people to dump old vulnerable routers, Google makes changes to how it ranks some affiliate-driven “reviews”, and data caps seem to be sticking around. Plus mixing different brands and types of disks, using other partitions on a ZFS drive, and scaling a fleet of FreeBSD hosts with jails.

https://2.5admins.com/2-5-admins-223/

#podcast #sysadmin

2.5 Admins 222: Surprise Upgrade Windows server unexpectedly ...

2024-11-21T23:02:20Z

2.5 Admins 222: Surprise Upgrade

Windows server unexpectedly upgrades major versions, Microsoft reinvents the idea of a thin client, restricting a friend’s access to just their backups, and the importance of warranties when buying hardware.

https://2.5admins.com/2-5-admins-222/

#podcast #sysadmin

2.5 Admins 221: Two Firewalls Jim and Allan discover modern ...

2024-11-14T18:16:48Z

2.5 Admins 221: Two Firewalls

Jim and Allan discover modern charging tech and marvel at what’s possible in the USB-C era, more on IPv6 firewalls, using ZFS like Git, and running your own authoritative DNS server.

https://2.5admins.com/2-5-admins-221/

#podcast #sysadmin

2.5 Admins 208: All CPUs suck Forcing Windows to undo updates and ...

2024-08-15T19:56:15Z

2.5 Admins 208: All CPUs suck

Forcing Windows to undo updates and a separate IPv6 vulnerability, hardware bugs in AMD and Intel CPUs, and using Samba on Linux with Active Directory.

https://2.5admins.com/2-5-admins-208/

#podcast #sysadmin

How and why the recent huge Windows outage was caused by a bad ...

2024-08-02T07:52:48Z

How and why the recent huge Windows outage was caused by a bad CrowdStrike update and how it could have been avoided, a hilariously dumb ESXi vulnerability, and about using SAS drives with a PCIe card.

https://2.5admins.com/2-5-admins-206/

#podcast #sysadmin

2.5 Admins 205: Dogs Hate BTC How a Bitcoin mine made life in a ...

2024-07-25T17:04:18Z

2.5 Admins 205: Dogs Hate BTC

How a Bitcoin mine made life in a Texas town absolutely miserable, why paying for extended support for end of life Windows versions is just doubling down on technical debt, and the best way to manage router redundancy.

https://latenightlinux.com/2-5-admins-205/

#podcast #sysadmin

2.5 Admins 203: Yet more free consulting We didn’t get to all ...

2024-07-11T17:02:43Z

2.5 Admins 203: Yet more free consulting

We didn’t get to all of your questions for our Episode 200 free consulting special so here is another full episode of your questions and our answers. Our thoughts on a new UK smart devices law, backing up 30TB off-site, how to learn ZFS, SMB vs other ways to share files, and backing up secrets.

https://2.5admins.com/2-5-admins-203/

#podcast #sysadmin

2.5 Admins 201: CVEs everywhere Vulnerabilities in Asus hardware ...

2024-06-27T17:10:28Z

2.5 Admins 201: CVEs everywhere

Vulnerabilities in Asus hardware make us think there should be some regulations about what can be sold as a router, a VPN feature that we hadn’t heard of is removed from Windows, and why we don’t believe that Microsoft will ever take security as seriously as they claim.

https://2.5admins.com/2-5-admins-201/

#podcast #sysadmin

2.5 Admins 200: Even more free consulting It’s our episode 200 ...

2024-06-20T21:05:30Z

2.5 Admins 200: Even more free consulting

It’s our episode 200 free consulting special. Jim and Allan answer your questions about hard drive availability, USB-C robustness, ZFS performance on a VPS, cold storage with a 2.5″ form factor, how we gained our level of knowledge, disk enclosure issues, and monitoring Windows servers.

https://2.5admins.com/2-5-admins-200/

#podcast #sysadmin

2.5 Admins 199: Rest In Parity How to prepare for your loved ones ...

2024-06-13T17:04:46Z

2.5 Admins 199: Rest In Parity

How to prepare for your loved ones to have the access they need if the worst unexpectedly happens, Joe’s weird issues with wireless access points, and dealing with email accounts that shouldn’t exist.

https://2.5admins.com/2-5-admins-199/

#podcast #sysadmin

2.5 Admins 198: SMB Pulse Microsoft is tightening up SMB security ...

2024-06-06T22:32:20Z

2.5 Admins 198: SMB Pulse

Microsoft is tightening up SMB security in Windows which might break access to your old NAS, a Cogent root-server mysteriously goes out of sync without them spotting it, and protecting hard drives from electromagnetic pulses.

https://2.5admins.com/2-5-admins-198/

#podcast #sysadmin

2.5 Admins 197: Exchange Money Linux kernel developers were ...

2024-05-30T17:08:49Z

2.5 Admins 197: Exchange Money

Linux kernel developers were infected with malware for 2 years, another nail in the coffin of proper federated email as Exchange Server moves to a subscription model, followup on zfsbootmenu and IPv6, and learning unfamiliar topics.

https://2.5admins.com/2-5-admins-197/

#podcast #sysadmin

2.5 Admins 196: Won’tel Microsoft’s new Copilot+ feature will ...

2024-05-23T19:03:52Z

2.5 Admins 196: Won’tel

Microsoft’s new Copilot+ feature will record everything you are doing on your computer for some reason, but it will only work on new Arm hardware for now. Plus Apple’s weird iOS bug that restored deleted files and photos, and sharing files over the Internet from a NAS on your LAN.

https://2.5admins.com/2-5-admins-196/

#podcast #sysadmin

2.5 Admins 195: Execute Option 121 Why Windows 10 might be ...

2024-05-16T17:23:05Z

2.5 Admins 195: Execute Option 121

Why Windows 10 might be gaining users at Windows 11’s expense, an old DHCP option is a potential risk for VPN users, we should probably say “renting” rather than “buying”domains, and avoiding tracking when using IPv6.

https://2.5admins.com/2-5-admins-195/

#podcast #sysadmin

2.5 Admins 194: Thundering Mastodon Mastodon’s link previews ...

2024-05-09T20:27:54Z

2.5 Admins 194: Thundering Mastodon

Mastodon’s link previews are causing downtime for web servers without properly configured caching, locking down DNS inside Windows networks, why using write-once backup media is a bad idea, and increasing the performance of a Microsoft SQL Server with SSDs and ZFS.

https://2.5admins.com/2-5-admins-194/

#podcast #sysadmin

2.5 Admins 193: TV DoS How a smart TV broke a Windows machine on ...

2024-05-02T17:04:47Z

2.5 Admins 193: TV DoS

How a smart TV broke a Windows machine on the same network by pretending to be hundreds of different TVs, Jim’s alarming theory about AI malware, and encrypting offsite backups.

https://2.5admins.com/2-5-admins-193/

#podcast #sysadmin

2.5 Admins 192: ZFS Week ZFS on root is back in the Ubuntu ...

2024-04-25T19:47:59Z

2.5 Admins 192: ZFS Week

ZFS on root is back in the Ubuntu installer but there’s a better way to do it, next-generation hard drives are proving to be reliable but prices are going up thanks to storage-hungry AI, why getting started with ZFS is really easy, and the best filesystem for a single SSD (take a guess).

https://2.5admins.com/2-5-admins-192/

#podcast #ZFS #Ubuntu #sysadmin

2.5 Admins 190: twitterz A backdoor has been found in xz-utils, ...

2024-04-11T21:24:48Z

2.5 Admins 190: twitterz

A backdoor has been found in xz-utils, OpenZFS improves ZVOL performance on Linux, Twitter devs fail at regex, and adding SATA ports to a home NAS.

https://2.5admins.com/2-5-admins-190/

#podcast #sysadmin #ZFS

2.5 Admins 155: Dialup Memories Allan and Jim reminisce about the ...

2023-08-10T17:09:04Z

2.5 Admins 155: Dialup Memories

Allan and Jim reminisce about the early days of connecting to the Internet, and what inspired them to become sysadmins in the first place. Plus recovering old versions of files, and an exciting announcement about the show.

https://2.5admins.com/2-5-admins-155/