A computer programmer and cybersecurity expert, Sunil Gupta consults in information technology with a focus on cybersecurity. He is an invited speaker for and a member of many key organizations. Sunil is a technology visionary and cybersecurity professional who thrives on solving complex problems. His career highlights include working with various companies, organizations and products. He is passionate about customer service and his role as a cybersecurity expert, and always exceeds his clients’ expectations. Sunil performs leading-edge security consulting and works in research and development as a security expert to advance the state of the art in information systems security.

Glen D. Singh, CEH, CHFI, CCNA (CyberOps, Security, and Routing & Switching) is a cybersecurity instructor, author, and consultant. He specializes in penetration testing, digital forensics, network security, and enterprise networking. He enjoys teaching and mentoring students, writing books, and participating in a range of outdoor activities. As an aspiring game-changer, Glen is passionate about developing cyber security awareness in his homeland, Trinidad and Tobago. Glen is also the author of the following books: Learn Kali Linux 2019 Hands-On Penetration Testing with Kali NetHunter CompTIA Network+ Certification Guide CCNA Security 210-260 Certification Guide

Claudia de Luna began her career at NASA's Jet Propulsion Laboratory (JPL) ultimately becoming the Technical Manager of the Network Engineering Team and the Lab's representative to NASA on networking. Looking to broaden her experience, she left JPL and worked for a variety of companies in different verticals including Biotech and Financial before becoming an independent consultant supporting the State of California Department of Corrections, Prison Healthcare, and Technology. With that multi-vertical experience, she joined a Cisco Global Gold Partner working to design and deliver networks and data centres and so started her pursuit of Software Defined Networking (SDN) technologies and Automation. She returned to independent consulting in 2018 in order to fully focus on Network Automation. She currently leads automation at EIA, a small boutique consulting firm specializing in Global Infrastructure Deployments (IT, OT, IoT) and Automation for Fortune 100 Companies. Claudia holds a Bachelor of Science Degree (Aeronautics and Astronautics) from Stanford University and currently lives in the Bay Area.

Hüseyin Yaraş obtained System-Network Specialist training at Bahcesehir University's Wissen Academy after finishing his undergraduate degree in Computer Engineering. He worked as a Computer Engineer for a telecommunications business. During his working hours, he got expertise using Wireshark actively and regularly to solve network problems and he supported many collaborative companies during his work. Also, he is currently working in the field of Cyber Security. He got the opportunity to perform analysis and problem-solving with Wireshark in VoIP technology, where urgent and effective troubleshooting is a must. He believes that, aside from third-party tools, the human eye is still the most potent instrument in maintaining a safe and smooth network.

Cliff Krahenbill has worked in technology since 1998 working as a Microsoft Support Technician, a Microsoft Certified Trainer, a technology support specialist, a Senior Network Technology Consultant, an IT Auditor and most recently as the owner and operator of his own technology firm, CLK Technology Solutions located in Tucson Arizona. Cliff's expertise in technology focuses on designing, building, supporting network infrastructures, and network security.

Igor Mamuzic, CCNP R&S, CCNP Security, CCDP, Check Point CCSA, Palo Alto Networks CNSE is a dedicated network security engineer with 20 years of field experience. He started his career in a local big enterprise as a network administrator and during this period besides a Cisco network Igor was also a system admin responsible for Microsoft based environment consisted of Active Directory, Exchange and SQL Servers, so there he gained a knowledge broader than that a typical network admin has, which helped a lot in his next role, a senior network security engineer at local big Cisco Gold Partner. Today, Igor also works for a system integrator as a senior network security engineer. Igor is also an experienced Cisco certified instructor, focused mainly on network security topics and author of many courses. In his private life, he enjoys his role of a hobby farmer with his beloved wife Kristijana.

Shantanu Das is a seasoned author for many DevOps courses like Puppet, Microservices, Terraform & Azure DevOps. He has a worked as a Site Reliability Engineer with solid hands-on experience in Google Cloud and Microsoft Azure technologies in Cloud/DevOps practice, architecting solutions along with migrating, managing supporting enterprise suite of applications. He has helped fortune 500 companies in automating build and deployments of code which needs to be shipped to different environments. Also, he has experience in hosting and supporting dockerized applications via Kubernetes on GCP, support Google managed Hadoop/data proc clusters along with ETL solutions built on top of Airflow backed by Hive and MySQL DB.

Emerson Candido has worked as IT Administrator for almost two decades, managing environments with multiple Hyper-V clusters, facing most of the common challenges to maintaining this kind of environment, using solutions, like Nano Server to reduce the operational effort, besides increase the reliability and security of the systems. Emerson also holds Microsoft certifications related to Windows Server products, besides providing official Microsoft training during the last years.

Tibor Soós worked as a Microsoft Certified Trainer and had been awarded to be a Most Valuable Professional for PowerShell by Microsoft between 2008 and 2013. He has written a free online PowerShell book and developed multiple PowerShell courses. Tibor has worked as a Systems Engineer and as an IT Architect at major financial and manufacturing companies. Tibor now works as a freelance PowerShell developer and expert mainly participating in Identity and Access Management automation and integration projects.

Imran Afzal has over 20 years of experience in Systems administration & engineering, leadership, entrepreneurship, teaching, and public speaking. Currently, Imran manages a team of 58+ systems engineers, administrators, and team lead globally.  He started his career with Time Warner (New York City) in 2000 as a systems administrator. That is where he began his career in IT. He has utilized IT skills in many fortune 500 companies such as financial firms, fashion industries, tech media industry, etc. He spearheaded projects like datacenter migration, introduction and deployment of VMWare, monitoring tools implementation, Amazon cloud migration, and many more. Imran earned his bachelor’s in Computer Information Systems from Baruch College, the City University of New York as an honor student. He earned his MBA from the New York Institute of Technology (NYIT) in operation management and IT. Some of his certifications are in Linux Systems Management, UNIX Operating Systems, Linux System Administration, System Internals, VMWare Certified Professional, RHCSA, and Windows Server Certified Imran has been teaching since 2010 and provides onsite and online training on many IT subjects.  He has the best selling and highest-rated online courses with 250,000+ students worldwide. He has helped almost 1000+ students to land the job of their dream in IT. He believes in education and giving back. He also established a non-profit school for children from pre-K till 10th grade.