This was useful
https://www.linuxbabe.com/debian/auth...ive-dns-server-debian-10-buster-bind9
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Primer on how to use ipset with iptables to efficiently block a lot of IP addresses. I started researching this when Fail2ban had nearly 200 IP addresses banned at once.
https://confluence.jaytaala.com/displ...+a+sample+based+verification+approach
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This looks like a pretty good DNS package for the price. Just in case I need DNS hosting sometime.
https://www.cloudns.net/ddos-protected-plans
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Useful tool for seeing how a website may be vulnerable or non-compliant with standards.
https://check-your-website.server-daten.de
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I've used this article to set my php-fpm pools to allocate workers on demand rather than ahead of time.
https://ma.ttias.be/a-better-way-to-run-php-fpm
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I used this guide to set up my WireGuard connection.
https://angristan.xyz/how-to-setup-vpn-server-wireguard-nat-ipv6
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I'm looking at this as a backup solution using Backblaze.
https://restic.net
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I used some advice on this page to make changes to my laptop network config. I just want to be able to get back to it if something goes wrong at next reboot...
https://askubuntu.com/questions/10126...-127-0-0-53-how-to-change-permanently
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Quick reference for bourne shell file/string/number comparisons
https://cis.stvincent.edu/html/tutorials/unix/bshellref
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Useful site for explaining the command line options present in linux commands.
https://www.explainshell.com
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