Plesk Use Mod_sec + fail2ban jail as WAF. We can even setup jail for sentora if you think that can be a problem. I'm using sentora on PHP 7.x with fail2ban, Mod_sec, firewall and SElinux, no problem til now.
Otherwise you can hope to someone can get back suhosin
https://github.com/sektioneins/suhosin7/...ae1e30d3f5
Otherwise you can hope to someone can get back suhosin
https://github.com/sektioneins/suhosin7/...ae1e30d3f5