I'm security engineer with 20+ years of experience in the field of information security and official developer of OWASP ModSecurity Core Rule Set (CRS). I have experiences with following technologies:
- ModSecurity
- AddArmor
- grsecurity
I'm also an linux administrator with 20+ years of experience with linux servers, mainly Debian / Ubuntu. I have experiences with following technologies:
- server hardening
- SSL
- Apache HTTPd
- Postfix
- Dovecot
- rspamd
- Redis
- MySQL / MariaDB server
- PowerDNS
- PHP FPM
- OpenSSH
- Python
- Zabbix
- OpenSSH
- advanced linux kernel compilation