Blocklists/README.md

Blocklist.de-Sync

Synchronize an iptables chain with banlists generated by blocklist.de

AbuseIPDB

Synchronize an iptables chain with banlists generated by abuseipdb.com

Note: Registration is needed to get an API key

Crawlers

Synchronize an iptables chain with crawlers list from https://isc.sans.edu/

Further Reading

https://www.lexo.ch/blog/2019/09/blocklist-de-iptables-ipset-update-script-how-to-automatically-update-your-firewall-with-the-ip-set-from-blocklist-de/

Blocklists for Shodan and other scanners:

https://github.com/boobeeeee/block-shodan

https://www.busindre.com/bloquear_ips_del_escaner_shodan