Sunday, August 05, 2018

Introducing pf-badhost and unbound-adblock

Hi everyone,

I thought I would share a couple scripts I wrote to block ads and bad
hosts. I have found them to increase web-browsing speed and reduce
battery consumption, especially on mobile devices. They also help reduce
pop ups and fake sites, especially on mobile/in apps.

I have also found pf-badhost to reduce noise in my httpd/ssh auth logs.
I used to get over 10,000 ssh attempts per day on my router, now I
usually get less than 100 a day. Another added benefit of pf-badhost is
that it blocks Shodan scans, which may appeal to some.

I shared a similar script on misc@ earlier this year and received
positive feedback, so I thought I would clean up the scripts and write a
how-to guide.

Enjoy!

https:/www.geoghegan.ca

https://www.geoghegan.ca/pfbadhost.html

https://www.geoghegan.ca/unbound-adblock.html

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