Puffyist, daemon charmer, penguin wrangler. Wrote The Book of PF, rants on security and sanity in IT (lack of)@ http://bsdly.blogspot.com. #OpenBSD #unix #cloud #security, Bergen, Norway.
See also https://nuug.no https://eurobsdcon.org, https://bsdcan.org
See also https://nuug.no https://eurobsdcon.org, https://bsdcan.org
Pinned
EU CRA: It's Later Than You Think, Time to Engineer Up!
nxdomain.no
EU CRA: It's Later Than You Think, Time to Engineer Up! nxdomain.no/~peter/eu_cr... (or tracked bsdly.blogspot.com/2025/09/eu-c...) for your weekend #sbom #development #software #engineering reading #cra #resilience
Game of Trees 0.122 released www.undeadly.org/cgi?action=a... #openbsd #got #git #gameoftrees #versioncontrol #development #freesoftware #libresoftware
Game of Trees 0.122 released
www.undeadly.org
February 11, 2026 at 6:18 AM
Game of Trees 0.122 released www.undeadly.org/cgi?action=a... #openbsd #got #git #gameoftrees #versioncontrol #development #freesoftware #libresoftware
The latest Valuable News by @vermaden.bsky.social vermaden.wordpress.com/2026/02/09/v... notes that The Book of PF, 4th edition nostarch.com/book-of-pf-4... has been released #bookofpf #openbsd #freebsd #networking #pf @nostarchpress.bsky.social
Valuable News – 2026/02/09
The Valuable News weekly series is dedicated to provide summary about news, articles and other interesting stuff mostly but not always related to the UNIX/BSD/Linux systems. Whenever I stumble upon…
vermaden.wordpress.com
February 9, 2026 at 3:01 PM
The latest Valuable News by @vermaden.bsky.social vermaden.wordpress.com/2026/02/09/v... notes that The Book of PF, 4th edition nostarch.com/book-of-pf-4... has been released #bookofpf #openbsd #freebsd #networking #pf @nostarchpress.bsky.social
Registration for BSDCan 2026 is open at www.bsdcan.org/2026/registr... + tutorial schedule published.
#bsdcan #freebsd #openbsd #netbsd #development #networking #devops #sysadmin #conferences
Also see nxdomain.no/~peter/what_... (or bsdly.blogspot.com/2025/11/what... +
medium.com/@peter.hanst...)
#bsdcan #freebsd #openbsd #netbsd #development #networking #devops #sysadmin #conferences
Also see nxdomain.no/~peter/what_... (or bsdly.blogspot.com/2025/11/what... +
medium.com/@peter.hanst...)
Registration — BSDCan
BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.
www.bsdcan.org
February 8, 2026 at 8:16 PM
Registration for BSDCan 2026 is open at www.bsdcan.org/2026/registr... + tutorial schedule published.
#bsdcan #freebsd #openbsd #netbsd #development #networking #devops #sysadmin #conferences
Also see nxdomain.no/~peter/what_... (or bsdly.blogspot.com/2025/11/what... +
medium.com/@peter.hanst...)
#bsdcan #freebsd #openbsd #netbsd #development #networking #devops #sysadmin #conferences
Also see nxdomain.no/~peter/what_... (or bsdly.blogspot.com/2025/11/what... +
medium.com/@peter.hanst...)
"The Rest Is Trash"
We are now halfway through the nineteenth year of greytrapping, still tracking and collecting from the wealth of imbecility out there
nxdomain.no/~peter/the_r... bsdly.blogspot.com/2026/02/the-... #spamd #greytrapping #greylisting #openbsd #freebsd #spam #antispam #cybercrime
We are now halfway through the nineteenth year of greytrapping, still tracking and collecting from the wealth of imbecility out there
nxdomain.no/~peter/the_r... bsdly.blogspot.com/2026/02/the-... #spamd #greytrapping #greylisting #openbsd #freebsd #spam #antispam #cybercrime
The Rest Is Trash
nxdomain.no
February 7, 2026 at 11:57 AM
"The Rest Is Trash"
We are now halfway through the nineteenth year of greytrapping, still tracking and collecting from the wealth of imbecility out there
nxdomain.no/~peter/the_r... bsdly.blogspot.com/2026/02/the-... #spamd #greytrapping #greylisting #openbsd #freebsd #spam #antispam #cybercrime
We are now halfway through the nineteenth year of greytrapping, still tracking and collecting from the wealth of imbecility out there
nxdomain.no/~peter/the_r... bsdly.blogspot.com/2026/02/the-... #spamd #greytrapping #greylisting #openbsd #freebsd #spam #antispam #cybercrime
Registration for BSDCan 2026 is now open www.bsdcan.org/2026/registr... and tutorials schedule is published.
#bsdcan #openbsd #netbsd #freebsd #libresoftware #freesoftware #conference #development #networking #sysadmin #devops
#bsdcan #openbsd #netbsd #freebsd #libresoftware #freesoftware #conference #development #networking #sysadmin #devops
Registration — BSDCan
BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.
www.bsdcan.org
February 7, 2026 at 11:21 AM
Registration for BSDCan 2026 is now open www.bsdcan.org/2026/registr... and tutorials schedule is published.
#bsdcan #openbsd #netbsd #freebsd #libresoftware #freesoftware #conference #development #networking #sysadmin #devops
#bsdcan #openbsd #netbsd #freebsd #libresoftware #freesoftware #conference #development #networking #sysadmin #devops
Reprising for the midweek crowd:
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking #spam
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking #spam
The Rest Is Trash
nxdomain.no
February 4, 2026 at 6:42 PM
Reprising for the midweek crowd:
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking #spam
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking #spam
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking # spam
The Rest Is Trash
nxdomain.no
February 1, 2026 at 11:43 AM
The Rest Is Trash nxdomain.no/~peter/the_r... (tracked bsdly.blogspot.com/2026/02/the-...) following up on #greytrapping, updating the 18 years piece nxdomain.no/~peter/eight... #openbsd #spamd #greytrappng #greylisting #antispam #cybercrime #networking # spam
Game of Trees 0.121 released www.undeadly.org/cgi?action=a... #openbsd #gameoftrees #got #git #development #sourcecontrol #versioncontrol #freesoftware #libresoftware
Game of Trees 0.121 released
www.undeadly.org
February 1, 2026 at 11:11 AM
Game of Trees 0.121 released www.undeadly.org/cgi?action=a... #openbsd #gameoftrees #got #git #development #sourcecontrol #versioncontrol #freesoftware #libresoftware
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
EuroBSDCon 2026 — EuroBSDCon 2026
2026.eurobsdcon.org
January 30, 2026 at 6:26 PM
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
I was pleasantly surprised to hear that the latest BSDnow www.bsdnow.tv/648 features my "Eighteen years of greytrapping ..." nxdomain.no/~peter/eight... as well as the BSDCan www.bsdcan.org/2026/ organizer interview #bsdcan #bsdnow #freebsd #openbsd #greytrapping
Greytrapping for years
FreeBSD's Future, 18 years of greytrapping, PF vs Linux firewalls, and more.
www.bsdnow.tv
January 29, 2026 at 7:24 PM
I was pleasantly surprised to hear that the latest BSDnow www.bsdnow.tv/648 features my "Eighteen years of greytrapping ..." nxdomain.no/~peter/eight... as well as the BSDCan www.bsdcan.org/2026/ organizer interview #bsdcan #bsdnow #freebsd #openbsd #greytrapping
Despite some persistent rumors, installing OpenBSD is both quick and easy on most not too exotic hardware. But once the thing is installed, what is daily life with the most secure free operating system like? See nxdomain.no/~peter/openb... #openbsd #freesoftware #libresoftware #dailydriver #sysadmin
You Have Installed OpenBSD. Now For The Daily Tasks.
nxdomain.no
January 28, 2026 at 8:05 PM
Despite some persistent rumors, installing OpenBSD is both quick and easy on most not too exotic hardware. But once the thing is installed, what is daily life with the most secure free operating system like? See nxdomain.no/~peter/openb... #openbsd #freesoftware #libresoftware #dailydriver #sysadmin
This year's first "Network Management with the OpenBSD PF Toolset" session will be at AsiaBSDCon 2026 2026.asiabsdcon.org/index.html.en, 2026.asiabsdcon.org/entry/talk/Z...
Also see nxdomain.no/~peter/what_... #asiabsdcon #freebsd #openbsd #pf #packetfilter #networking #conference @nostarch
Also see nxdomain.no/~peter/what_... #asiabsdcon #freebsd #openbsd #pf #packetfilter #networking #conference @nostarch
AsiaBSDCon 2026
2026.asiabsdcon.org
January 27, 2026 at 7:05 PM
This year's first "Network Management with the OpenBSD PF Toolset" session will be at AsiaBSDCon 2026 2026.asiabsdcon.org/index.html.en, 2026.asiabsdcon.org/entry/talk/Z...
Also see nxdomain.no/~peter/what_... #asiabsdcon #freebsd #openbsd #pf #packetfilter #networking #conference @nostarch
Also see nxdomain.no/~peter/what_... #asiabsdcon #freebsd #openbsd #pf #packetfilter #networking #conference @nostarch
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
EuroBSDCon 2026 — EuroBSDCon 2026
2026.eurobsdcon.org
January 27, 2026 at 3:10 PM
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for the Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
I suppose I forgot to tell you that if you order The Book of PF, 4th ed nostarch.com/book-of-pf-4... now, you'll get the *final version* ebook (print soon) #bookofpf #openbsd #freebsd #networking #firewalls #pf #networktrickery #freesoftware #libresoftware @nostarch
Also nxdomain.no/~peter/yes_t...
Also nxdomain.no/~peter/yes_t...
The Book of PF, 4th Edition
Build a more secure network with PF.
nostarch.com
January 27, 2026 at 3:09 PM
I suppose I forgot to tell you that if you order The Book of PF, 4th ed nostarch.com/book-of-pf-4... now, you'll get the *final version* ebook (print soon) #bookofpf #openbsd #freebsd #networking #firewalls #pf #networktrickery #freesoftware #libresoftware @nostarch
Also nxdomain.no/~peter/yes_t...
Also nxdomain.no/~peter/yes_t...
An exchange with Outlook-suffering colleagues reminded me of my 2011 rant which is sadly still relevant, "The Problem Isn't Email, It's Microsoft Exchange" nxdomain.no/~peter/the_p... #email #outlook #exchange #uxfail #standardswhatstandards
The Problem Isn't Email, It's Microsoft Exchange
nxdomain.no
January 20, 2026 at 12:05 PM
An exchange with Outlook-suffering colleagues reminded me of my 2011 rant which is sadly still relevant, "The Problem Isn't Email, It's Microsoft Exchange" nxdomain.no/~peter/the_p... #email #outlook #exchange #uxfail #standardswhatstandards
One bug bounty hunter too many made me do it - home.nuug.no/~peter/we-do..., more to come in home.nuug.no/~peter/we-do..., won't bother with older reports (which are garbage anyway)
#bugbounty #bogusbugreports #securityposers
#bugbounty #bogusbugreports #securityposers
home.nuug.no
January 20, 2026 at 9:07 AM
One bug bounty hunter too many made me do it - home.nuug.no/~peter/we-do..., more to come in home.nuug.no/~peter/we-do..., won't bother with older reports (which are garbage anyway)
#bugbounty #bogusbugreports #securityposers
#bugbounty #bogusbugreports #securityposers
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
EuroBSDCon 2026 — EuroBSDCon 2026
2026.eurobsdcon.org
January 19, 2026 at 7:55 PM
Do you want to go to EuroBSDCon 2026.eurobsdcon.org but need support to do so?
Or do you know someone in that situation? Apply for Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
Or do you know someone in that situation? Apply for Paul Schenkeveld Travel Grant before February 1st, 2026!
eurobsdconfoundation.org/travel-grant...
#eurobsdcon #netbsd #openbsd #freebsd #conference #travelgrant
The latest "Lazy reading" by Dragonfly Digest www.dragonflydigest.com has "Eighteen years of Greytrapping" nxdomain.no/~peter/eight... featured. (Later this year it wil be nineteen years :) and updates will come) #spamd #spam #openbsd #antispam #greytrapping #greylisting #cybercrime
DragonFly BSD Digest – A running description of activity related to DragonFly BSD.
www.dragonflydigest.com
January 18, 2026 at 2:21 PM
The latest "Lazy reading" by Dragonfly Digest www.dragonflydigest.com has "Eighteen years of Greytrapping" nxdomain.no/~peter/eight... featured. (Later this year it wil be nineteen years :) and updates will come) #spamd #spam #openbsd #antispam #greytrapping #greylisting #cybercrime
(Open) Widevine support added to the chromium port www.undeadly.org/cgi?action=a... #openbsd #chromium #widevine #openvidevine #video #streaming #current #development
(Open) Widevine support added to the chromium port
www.undeadly.org
January 18, 2026 at 11:44 AM
(Open) Widevine support added to the chromium port www.undeadly.org/cgi?action=a... #openbsd #chromium #widevine #openvidevine #video #streaming #current #development
Only one day left to submit for BSDCan 2026!
Deadline January 17, 2026, see www.bsdcan.org/2026/papers....
About the BSD conferences: nxdomain.no/~peter/what_...
#bsdcan #OpenBSD #NetBSD #FreeBSD #conference #development #networking #security @bsdcan.bsky.social
Deadline January 17, 2026, see www.bsdcan.org/2026/papers....
About the BSD conferences: nxdomain.no/~peter/what_...
#bsdcan #OpenBSD #NetBSD #FreeBSD #conference #development #networking #security @bsdcan.bsky.social
Call for papers — BSDCan
BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.
www.bsdcan.org
January 16, 2026 at 4:29 PM
Only one day left to submit for BSDCan 2026!
Deadline January 17, 2026, see www.bsdcan.org/2026/papers....
About the BSD conferences: nxdomain.no/~peter/what_...
#bsdcan #OpenBSD #NetBSD #FreeBSD #conference #development #networking #security @bsdcan.bsky.social
Deadline January 17, 2026, see www.bsdcan.org/2026/papers....
About the BSD conferences: nxdomain.no/~peter/what_...
#bsdcan #OpenBSD #NetBSD #FreeBSD #conference #development #networking #security @bsdcan.bsky.social
pf: make af-to less magical undeadly.org/cgi?action=a... #openbsd #pf #packetfilter #ipv6 #ipv4 #afto #addressfamilytranslation #nat64 #networking #current #developement
pf: make af-to less magical
undeadly.org
January 16, 2026 at 8:54 AM
pf: make af-to less magical undeadly.org/cgi?action=a... #openbsd #pf #packetfilter #ipv6 #ipv4 #afto #addressfamilytranslation #nat64 #networking #current #developement
OpenBSD-current now runs as guest under Apple Hypervisor www.undeadly.org/cgi?action=a... #openbsd #virtualization #applesilicon #arm64 #applehypervisor #current #development
OpenBSD-current now runs as guest under Apple Hypervisor
www.undeadly.org
January 15, 2026 at 8:38 PM
OpenBSD-current now runs as guest under Apple Hypervisor www.undeadly.org/cgi?action=a... #openbsd #virtualization #applesilicon #arm64 #applehypervisor #current #development
MAXCPUS on OpenBSD/amd64-current is now 255 undeadly.org/cgi?action=a... #openbsd #amd64 #current #maxcpus #development #highperformance #multicore #libresoftware #freesofware
MAXCPUS on OpenBSD/amd64-current is now 255
undeadly.org
January 15, 2026 at 2:01 PM
MAXCPUS on OpenBSD/amd64-current is now 255 undeadly.org/cgi?action=a... #openbsd #amd64 #current #maxcpus #development #highperformance #multicore #libresoftware #freesofware
Want to come to #ottawa and tell #BSD geeks what you enjoy doing?
Submit to BSDCan 2026!
Deadline January 17, see www.bsdcan.org/2026/papers....
Tutorials: June 17-18
Conference: June 19-20,
Also see nxdomain.no/~peter/what_...
#freebsd #netbsd #openbsd #conference #development #sysadmin
Submit to BSDCan 2026!
Deadline January 17, see www.bsdcan.org/2026/papers....
Tutorials: June 17-18
Conference: June 19-20,
Also see nxdomain.no/~peter/what_...
#freebsd #netbsd #openbsd #conference #development #sysadmin
Call for papers — BSDCan
BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.
www.bsdcan.org
January 14, 2026 at 2:24 PM
Want to come to #ottawa and tell #BSD geeks what you enjoy doing?
Submit to BSDCan 2026!
Deadline January 17, see www.bsdcan.org/2026/papers....
Tutorials: June 17-18
Conference: June 19-20,
Also see nxdomain.no/~peter/what_...
#freebsd #netbsd #openbsd #conference #development #sysadmin
Submit to BSDCan 2026!
Deadline January 17, see www.bsdcan.org/2026/papers....
Tutorials: June 17-18
Conference: June 19-20,
Also see nxdomain.no/~peter/what_...
#freebsd #netbsd #openbsd #conference #development #sysadmin
rpki-client 9.7 released undeadly.org/cgi?action=a... #openbsd #rpkiclient #rpki #routing #security #networking #bgp
rpki-client 9.7 released
undeadly.org
January 14, 2026 at 10:44 AM
rpki-client 9.7 released undeadly.org/cgi?action=a... #openbsd #rpkiclient #rpki #routing #security #networking #bgp