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Posts by Peter N. M. Hansteen (@pitrh@mastodon.social)

LibreSSL 4.3.1 released

LibreSSL 4.3.1 released www.undeadly.org/cgi?action=a... #openbsd #libressl #libtls #ssl #TLS #crypto #cryptography #security #development

3 days ago 1 0 0 0
You Have Installed OpenBSD. Now For The Daily Tasks.

A new #openbsd release is due out soon. By way of preparation, "You Have Installed OpenBSD. Now For The Daily Tasks." nxdomain.no/~peter/openb... might be useful reading.

3 days ago 4 0 0 0
OpenBSD -current is now "7.9-current"

OpenBSD -current is now "7.9-current" www.undeadly.org/cgi?action=a... #openbsd #development #current #newrelease #security #freesoftware #libresoftware

3 days ago 3 1 0 0
rpki-client 9.8 released

rpki-client 9.8 released undeadly.org/cgi?action=a... #openbsd #rpkiclient #rpki #routing #security #bgp #networking #libresoftware #freesofware

1 week ago 2 0 0 0
Selectively block cores from the scheduler with sysctl hw.blockcpu

Selectively block cores from the scheduler with sysctl hw.blockcpu www.undeadly.org/cgi?action=a... #openbsd #sysctl #hw.blockcpu #blockcpu #development #performance #smt #smt #smp #multicore

1 week ago 1 0 0 0
BSDCan 2025 all days

The BSDCan 2026 Schedule has been posted. 30 regular talks, one set of lightning talks, and one Audio BoF: www.bsdcan.org/2026/timetab...

The reception on Saturday night is free if you register early, before May 1, 2026: www.bsdcan.org/2026/registr...

#bsdcan @bsdcan #freebsd #openbsd #netbsd

1 week ago 2 3 0 0
OpenBSD -current has moved to version 7.9

OpenBSD -current has moved to version 7.9 www.undeadly.org/cgi?action=a... #openbsd #nolongerbeta #openbsd79 #development #security #freesoftware #libresoftware

1 week ago 2 0 0 0
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OpenBGPD 9.1 released OpenBSD Journal

OpenBGPD 9.1 released www.undeadly.org/cgi?action=a... #openbsd #openbgpd #bgp #routing #networking #libresoftware #freesoftware

1 week ago 1 0 0 0
Game of Trees 0.124 released

Game of Trees 0.124 released www.undeadly.org/cgi?action=a... #openbsd #got #git #gameoftrees #development #gothub #versioncontrol #libresoftware #freesoftware

1 week ago 1 0 0 0
pfsync(4) Packet Header Field Renamed to Avoid AI Bug Report Noise

pfsync(4) Packet Header Field Renamed to Avoid AI Bug Report Noise www.undeadly.org/cgi?action=a... #openbsd #pfsync #networking #redundancy #carp #pf #packetfilter #development #libresoftware #freesoftware

1 week ago 7 8 1 1
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BSDCan - BSDCan BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.

In the world of BSD conferendes, BSDCan 2026 bsdcan.org is next, on June 17-20 in Ottawa, Canada.

Read more in "What is BSD? Come to a conference to find out!" nxdomain.no/~peter/what_... #netbsd #openbsd #freebsd #conference #freesoftware #libresoftware #development #networking #sysadmin

1 week ago 5 1 0 0
OpenSSH 10.3/10.3p1 released!

OpenSSH 10.3/10.3p1 released! undeadly.org/cgi?action=a... #openbsd #openssh #ssh #security #cryptography #networking

2 weeks ago 1 0 0 0
You Have Installed OpenBSD. Now For The Daily Tasks.

With #openbsd 7.9 now in beta and the release expected to hit in a few weeks' time, "You Have Installed OpenBSD. Now For The Daily Tasks." nxdomain.no/~peter/openb... may be due for a re-read. (And minor updates to come, certainly)
#openbsd #development #devops #sysadmin #freesoftware #libresoftware

2 weeks ago 1 0 0 0
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The Call for Talk and Presentation proposals for EuroBSDCon 2026 is now open.

EuroBSDcon 2026's call for papers is open, see 2026.eurobsdcon.org/cfp/

Here is a direct link to the submissions form events.eurobsdcon.org/2026/submit/...

@eurobsdcon #eurobsdcon #openbsd #netbsd #freebsd #conference #development #devops #sysadmin #freesoftware #libresoftware

2 weeks ago 2 3 0 0
EuroBSDCon 2026

The European BSD conference, EuroBSDcon 2026 will be in Brussels, 9-13 September 2026.

You can send your submission to our program committee before June 2oth, see 2026.eurobsdcon.org/cfp/

#freebsd #netbsd #openbsd #freesoftware #libresoftware #development #programming #devops #bsd #conference

4 weeks ago 5 3 0 0
The Book of PF, 4th Edition: It's Here, It's Real

In case you missed it earlier,

The Book of PF, 4th Edition: It's Here, It's Real nxdomain.no/~peter/its_r...

And I will have copies with me to upcoming events #openbsd #freebsd #bsd #pf #packetfilter #bookofpf #4thedition #asiabsdcon #bsdcan #eurobsdcon

4 weeks ago 3 2 0 0
The story of OpenBSD on Motorola 88000 series processors

The story of OpenBSD on Motorola 88000 series processors www.undeadly.org/cgi?action=a... #openbsd #m88k #motorola #88000 #porting #development #freesoftware #libresoftware #programming #bsd

4 weeks ago 1 1 0 0
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Registration - BSDCan BSDCan is a technical BSD conference held in Ottawa, Ontario, Canada.

BSDCan 2026 is June 19-20, with tutorials 17-18. If you register before May 1, the closing reception is free!

Register at www.bsdcan.org/2026/registr...

#bsdcan #conference #bsd #unix #development #freebsd #netbsd #openbsd #sysadmin #devops

1 month ago 5 2 0 0
Pledge changes in 7.9-beta

Pledge changes in 7.9-beta www.undeadly.org/cgi?action=a... #openbsd #pledge #79beta #security #development #programming #ports #packages

1 month ago 2 1 0 0
PF queues break the 4 Gbps barrier

PF queues break the 4 Gbps barrier www.undeadly.org/cgi?action=a... #openbsd #pf #queues #packetfilter #trafficshaping #4gigbarrier #morebandwidth #fasterpackets #networking

1 month ago 2 1 0 0
Network Management with the OpenBSD Packet Filter Toolset AsiaBSDCon 2026 The OpenBSD Packet Filter (PF) is at the core of the network management toolset available to professionals working with the BSD family of operating systems. Understanding the networking toolset is es...

Happy PF tutorial at #asiabsdcon 2026 day to all who celebrate!

2026.asiabsdcon.org/entry/talk/Z...

Slides are available as nxdomain.no/~peter/pf_fu...

#freebsd #openbsd #pf #networking #packetfilter

1 month ago 2 0 0 0
Delayed hibernation comes to OpenBSD/amd64 laptops

Delayed hibernation comes to OpenBSD/amd64 laptops www.undeadly.org/cgi?action=a... #openbsd #amd64 #laptops #hibernation #suspend #powermanagement #sysctl #freesoftware #libresoftware

1 month ago 0 0 0 0
OpenBSD -current moves to 7.9-beta

OpenBSD -current moves to 7.9-beta www.undeadly.org/cgi?action=a... #openbsd #current #79beta #development #testing #freesoftware #libresoftware

1 month ago 4 1 0 0
The Book of PF, 4th Edition: It's Here, It's Real

The Book of PF, 4th Edition: It's Here, It's Real nxdomain.no/~peter/its_r... - now that I have physical copies, I'll bring some to the upcoming conferences such as #asiabsdcon #bsdcan #eurobsdcon #freebsd #openbsd #pf #packetfilter #networking #networktrickery #freesoftware #libresoftware #bookofpf

1 month ago 0 0 0 0
Major update to drm(4) code in OpenBSD-current (to linux 6.18.16)

Major update to drm(4) code in OpenBSD-current (to linux 6.18.16) undeadly.org/cgi?action=a... #openbsd #current #drm #directrenderingmanager #graphics #development #freesoftware #libresoftware

1 month ago 0 0 0 0
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The Book of PF, 4th Edition: It’s Here, It’s Real © 2026 Peter N. M. Hansteen

The Book of PF, 4th Edition: It's Here, It's Real medium.com/@peter.hanst... #bookofpf #openbsd #freebsd #pf #packetfilter #networking #firewall #networktrickery @nostarchpress.bsky.social

1 month ago 6 4 1 0
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The Book of PF, 4th Edition: It's Here, It's Real

The Book of PF, 4th Edition: It's Here, It's Real nxdomain.no/~peter/its_r... #openbsd #freebsd #pf #packetfilter #networking #firewall #networktrickery #security #freesoftware #libresoftware @nostarchpress.bsky.social

1 month ago 2 0 0 0
The Book of PF, 4th Edition: It's Here, It's Real

The Book of PF, 4th Edition: It's Here, It's Real nxdomain.no/~peter/its_r... #openbsd #freebsd #pf #packetfilter #networking #firewall #networktrickery #security #freesoftware #libresoftware

1 month ago 2 0 0 0
The Book of PF, 4th Edition Spotted in the Wild

The Book of PF, 4th Edition Spotted in the Wild undeadly.org/cgi?action=a... #openbsd #freebsd #pf #packetfilter #networking #security #networktrickery #freesoftware #libresoftware

1 month ago 2 1 0 0
EuroBSDCon 2026

Submit to #eurobsdcon by June 20th, come to Brussels September 9-13 and mingle with #BSD people!

2026.eurobsdcon.org/cfp/

We offer pre-submission guidance/mentoring

Also see nxdomain.no/~peter/what_...

#freebsd #netbsd #openbsd #freesoftware #libresoftware #brussels #bruxelles

1 month ago 2 0 0 0