Sayyed Mehdi Poustchi Amin (RHCE, RHCSA, CCNA, MCITP, MCTS, MCSE, MCSA, and MCP) has 15 years of experience in the information technology industry. He is a senior datacenter system administrator in a reputed company in Toronto. He worked as a developer, and later as a system administrator at Islamic Azad University of Mashhad, Iran from 2000 to 2010. He was a PhD research student in computer science at SIU, India before moving to Canada. In early 2008, he founded the Iran Honeynet Project website, which provides security-related information regarding the latest attacks observed by a network of honeypots.
Benjamin KRAFT is a system administration team leader in a major internet service provider based in Luxembourg. Benjamin Kraft also operates for a well-known European DNS registrar, a VoIP operator, and a SaaS platform provider.
Passionate and curious about everything related to IT, he specializes in virtualization, storage, Linux systems, and monitoring.
Frank Lemmon has been a practicing software quality engineer for more than three decades. He has broad experience in systems ranging from legacy mainframe computers, to contemporary Windows, Macintosh, Android, and Linux based systems.
He has worked at a number of companies including start-ups and big-name players. Currently, he's working for a public company in the student services sector, where he enjoys enabling new generations of students to attain their higher education in a cost-effective and productive fashion.
Frank acted as a reviewer for CentOS 6 Linux Server Cookbook by Packt Publishing and also helped review OWASP Developer's Guide, second edition.