I offer a variety of consulting & management services for individuals or small-medium businesses in the following areas:

• Any Linux distro but especially Debian
• FreeBSD
• Web servers (dual strat, clusters, content caching, compression & content delivery)
• DDoS mitigation techniques
• Any open source software (installation and configuration)
• Intrusion detection and prevention systems
• Firewalls (packet filter, ipfilter, netfiler)
• Antispam Solutions, Mailservers Security
• Database tuning, replication and reorganisation (PostgreSQL, MySQL, MariaDB, Percona, Database clusters)
• Linux tuning
• Security assessments
• Forensic investigations
• Web hosting solutions

Rates: Project-based. Free for educational, academic, scientific, nonprofit organizations and open source projects. Request for quotation.