About

Projects and Crafts Link to heading

• Keeping internet connected, with heavy focus on infrastructure (Baremetal Servers, Networks, etc)
• UNIX Systems Engineer with deep understanding of various operating systems (FreeBSD, Solaris and Linux)
• Network Engineer with heavy focus on internet infrastructure (BGP and DNS)
• Researcher in various areas including Internet Infrastructure Reliability and Cyber Security
• Developer at FreeBSD Project
• Software developer, mostly C, Python, Go, Perl and LUA (Some on GitHub)
• Professional Instructor, doing specialized courses on Unix and TCP/IP
• Author of DNSDiag toolset (DNS Diagnostics and Performance Measurement Tools)

Publications Link to heading

• Network Administration with FreeBSD 7 - Available on Amazon
• Operator Level DNS Hijacking (Jul 2016)
• Is Your ISP Hijacking Your DNS Traffic? (July 2016)
• K-root Reachability in the Middle East and Central Asia (Jun 2016)
• A Tale of Using Public DNS Servers in Iran - Part 1, Part 2, Part 3 (Feb 2016)
• FreeBSD 5.1 on LifeBook C1020 (Jan 2008)

Presentations Link to heading

• A curious case of broken DNS responses + video (RIPE 75, Oct 2017)
• DDoS Mitigation Tools and Techniques (Oct 2015)

FreeBSD related works Link to heading

• My commit history
• Activities on reviews.FreeBSD.org