https://crowdsec.net/
https://github.com/crowdsecurity/crowdsec
https://github.com/crowdsecurity/crowdsec-docs
https://github.com/crowdsecurity/hub

presentations
2021
LearnLinuxTV - Boosting your Linux Server Security with CrowdSec of 26:46
    https://www.youtube.com/watch?v=WXHQY90Ms-g

articles
2021
https://habr.com/ru/company/vdsina/blog/521518/
https://serveradmin.ru/ustanovka-i-nastrojka-crowdsec/
    https://github.com/crowdsecurity/grafana-dashboards