#bookofpf — Public Fediverse posts

At BSDCan 2026: Full day Network Management with the Packet Filter Toolset on OpenBSD and FreeBSD https://www.bsdcan.org/2026/timetable/timetable-Network-Management-with.html

To register: https://www.bsdcan.org/2026/registration.html

See https://nxdomain.no/~peter/pf_tutorial_upcoming_questions_welcome.html (https://bsdly.blogspot.com/2025/05/for-upcoming-pf-tutorials-we-welcome.html)
and https://nxdomain.no/~peter/what_is_bsd_come_to_a_conference_to_find_out.html (https://bsdly.blogspot.com/2025/11/what-is-bsd-come-to-conference-to-find.html)
plus https://nostarch.com/book-of-pf-4e

#pf #packetfilter #bookofpf #networking @nostarch @bsdcan

At BSDCan 2026: Full day Network Management with the Packet Filter Toolset on OpenBSD and FreeBSD https://www.bsdcan.org/2026/timetable/timetable-Network-Management-with.html

To register: https://www.bsdcan.org/2026/registration.html

See https://nxdomain.no/~peter/pf_tutorial_upcoming_questions_welcome.html (https://bsdly.blogspot.com/2025/05/for-upcoming-pf-tutorials-we-welcome.html)
and https://nxdomain.no/~peter/what_is_bsd_come_to_a_conference_to_find_out.html (https://bsdly.blogspot.com/2025/11/what-is-bsd-come-to-conference-to-find.html)
plus https://nostarch.com/book-of-pf-4e

#pf #packetfilter #bookofpf #networking @nostarch @bsdcan

At BSDCan 2026: Full day Network Management with the Packet Filter Toolset on OpenBSD and FreeBSD https://www.bsdcan.org/2026/timetable/timetable-Network-Management-with.html

To register: https://www.bsdcan.org/2026/registration.html

See https://nxdomain.no/~peter/pf_tutorial_upcoming_questions_welcome.html (https://bsdly.blogspot.com/2025/05/for-upcoming-pf-tutorials-we-welcome.html)
and https://nxdomain.no/~peter/what_is_bsd_come_to_a_conference_to_find_out.html (https://bsdly.blogspot.com/2025/11/what-is-bsd-come-to-conference-to-find.html)
plus https://nostarch.com/book-of-pf-4e

#pf #packetfilter #bookofpf #networking @nostarch @bsdcan

In case you missed it earlier,

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

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

In case you missed it earlier,

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

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

In case you missed it earlier,

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

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

In case you missed it earlier,

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

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

In case you missed it earlier,

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

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

The Book of PF, 4th Edition: It's Here, It's Real https://nxdomain.no/~peter/its_real_its_here.html - 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 @EuroBSDCon @nostarch

The Book of PF, 4th Edition: It's Here, It's Real https://nxdomain.no/~peter/its_real_its_here.html - 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 @EuroBSDCon @nostarch

The Book of PF, 4th Edition: It's Here, It's Real https://nxdomain.no/~peter/its_real_its_here.html - 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 @EuroBSDCon @nostarch

The Book of PF, 4th Edition: It's Here, It's Real https://nxdomain.no/~peter/its_real_its_here.html - 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 @EuroBSDCon @nostarch

The Book of PF, 4th Edition: It's Here, It's Real https://nxdomain.no/~peter/its_real_its_here.html - 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 @EuroBSDCon @nostarch

Oh, I suppose I have been slacking and not telling you that if you order The Book of PF, 4th ed https://nostarch.com/book-of-pf-4th-edition now, you will get the *final version* ebook (print is still in progress) #bookofpf #openbsd #freebsd #networking #firewalls #pf #networktrickery #freesoftware #libresoftware @nostarch

Also see https://nxdomain.no/~peter/yes_the_book_of_pf_4th_ed_is_coming.html

Oh, I suppose I have been slacking and not telling you that if you order The Book of PF, 4th ed https://nostarch.com/book-of-pf-4th-edition now, you will get the *final version* ebook (print is still in progress) #bookofpf #openbsd #freebsd #networking #firewalls #pf #networktrickery #freesoftware #libresoftware @nostarch

Also see https://nxdomain.no/~peter/yes_the_book_of_pf_4th_ed_is_coming.html

Again for the evening (CET) crowd:

The recording from NYC*BUG (Properly pronounced "Nice Bug") Saturday January 10th, 2026 session "The Book of PF 4th ed + EU CRA: It's time to Engineer up" is now available:

Youtube: https://youtu.be/HOCsvcCm1Ec
Peertube: https://toobnix.org/w/bQPtKXKqJMdeYDbzhrrkEa

#bookofpf #OpenBSD #freebsd #packetfilter #EUCRA #CRA #SBOMS #dependency #supplychain #security @nostarch

Again for the evening (CET) crowd:

The recording from NYC*BUG (Properly pronounced "Nice Bug") Saturday January 10th, 2026 session "The Book of PF 4th ed + EU CRA: It's time to Engineer up" is now available:

Youtube: https://youtu.be/HOCsvcCm1Ec
Peertube: https://toobnix.org/w/bQPtKXKqJMdeYDbzhrrkEa

#bookofpf #OpenBSD #freebsd #packetfilter #EUCRA #CRA #SBOMS #dependency #supplychain #security @nostarch

Long rumored and eagerly anticipated by some, the fourth edition of The Book of PF is now available for preorder

More: https://nxdomain.no/~peter/yes_the_book_of_pf_4th_ed_is_coming.html (https://bsdly.blogspot.com/2025/07/yes-book-of-pf-4th-edition-is-coming.html), https://nostarch.com/book-of-pf-4th-edition @nostarch #openbsd #freebsd #pf #networking #bookofpf #freesoftware #firewalls

The actual printing has started, I hear

Long rumored and eagerly anticipated by some, the fourth edition of The Book of PF is now available for preorder

More: https://nxdomain.no/~peter/yes_the_book_of_pf_4th_ed_is_coming.html (https://bsdly.blogspot.com/2025/07/yes-book-of-pf-4th-edition-is-coming.html), https://nostarch.com/book-of-pf-4th-edition @nostarch #openbsd #freebsd #pf #networking #bookofpf #freesoftware #firewalls

The actual printing has started, I hear