Category Archives: IT-sikkerhed

Toshiba NAS N300 rehabilitation

Posted on 2025-02-09 by Uffe R. B. Andersen

A month ago I was whining over the apparent failure of one of my NAS grade hard disks, a Toshiba NAS N300. As I wrote then, before discarding the disk, it was subjected to a short SMART test, then a … Continue reading →

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Blocking DeepSeek on Palo Alto firewalls

Posted on 2025-02-06 by Uffe R. B. Andersen

Palo Alto Networks has yet to release an App-ID for the new Chinese AI, DeepSeek. Many administrators will probably like to block DeepSeek due its controversiality, and luckily Palo Alto Networks has other ways to achieve this end (Dann haben … Continue reading →

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Smokeping and FPing6 probe.

Posted on 2019-08-01 by Uffe R. B. Andersen

Recently I noticed that my Smokeping installation had a few empty graphs. It turned out to be all the IPv6 targets, like ipv6.google.com and www.facebook.com. I ping those targets mostly to keep track of changes in my IPv6 latency, as … Continue reading →

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New PGP Key

Posted on 2018-05-17 by Uffe R. B. Andersen

Following the recent Efail security issue with PGP and S/MIME, I noticed that my PGP Key was within a few months of expiry. So I have created a new one and published it to the PGP Public Key page. The … Continue reading →

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Nu med DNSSEC

Posted on 2017-08-11 by Uffe R. B. Andersen

Efter lidt startvanskeligheder har jeg nu fået enabled DNSSEC for domænet andersen.nu. Jeg har haft domænet siden 1. maj 1998, hvor jeg registrerede det gennem NuNames.nu. De reagerede desværre ikke på mine henvendelser omkring DNSSEC, så nu er det Larsen … Continue reading →

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Mayhem malware

Posted on 2014-07-30 by Uffe R. B. Andersen

Interesting but also disturbing reading …

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FRA – Den enda myndigheten som faktiskt lyssnar på dig

Posted on 2014-05-02 by Uffe R. B. Andersen

God svensk humor 🙂

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Kan Google dit Wi-Fi password?

Posted on 2013-09-20 by Uffe R. B. Andersen

Bruce Schneier skriver i dag på sin blog, at “Google Knows Every Wi-Fi Password in the World“. Hans indlæg lader sådan set ikke nogen tvivl tilbage – ja, Google kender (stort set) alle Wi-Fi passwords, og som et USAnsk firma … Continue reading →

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Ny pgp-nøgle

Posted on 2013-09-12 by Uffe R. B. Andersen

I lyset af de seneste ugers afsløringer af NSA’s aktiviteter, har jeg valgt at stramme lidt op på sikkerheden. Derfor har jeg lavet en ny pgp-nøgle. Den lider dog fortsat af samme svaghed som den gamle – den er baseret … Continue reading →

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It’s how we all lose.

Posted on 2013-07-02 by Uffe R. B. Andersen

Bruce Schneier has a short notice on some of the more technical issues of the NSA Eavesdropping, as revealed by Edward Snowden, in this blog entry: How the NSA Eavesdrops on Americans Unfortunately, the press seems more interested in the … Continue reading →

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