Jonathan Weissman
Principal Lecturer, Cybersecurity
Jonathan Weissman
Principal Lecturer, Cybersecurity
Education
BS, College of Staten Island; MA, Brooklyn College
Bio
Jonathan S. Weissman, MA, is a principal lecturer, the highest teaching-rank appointment in the Department of Cybersecurity at Rochester Institute of Technology (RIT). His teaching focuses on demystifying complex technical concepts, making elite-level networking and cybersecurity education accessible to every learner.
Professor Weissman was awarded the RIT Outstanding Teaching Award in 2014, the RIT B. Thomas Golisano College of Computing and Information Sciences (GCCIS) Outstanding Educator Award in 2018, and RIT Distinguished Teacher Recognition Program Honors in 2019. Weissman developed and teaches three courses for the edX RITx Cybersecurity MicroMasters program, which together have reached more than 300,000 learners worldwide. He also developed and teaches two courses for RIT Certified, the professional and workforce training division of RIT.
Overall, across institutions past and present, Weissman has received 12 institutionally recognized teaching honors and awards.
Since beginning his teaching career in 2001, Weissman has taught more than 50 graduate- and undergraduate-level courses in networking, cybersecurity, routing and switching, systems administration, cryptography, cryptocurrency, ethical hacking/pentesting, digital forensics, malware reverse engineering, programming, scripting, web design, database design, computer organization and architecture, and operating system design.
Weissman is the author of four books, including three on Network+ certification and one on Security+ certification. He also serves as a technical editor for many industry textbooks.
Weissman is widely recognized for his expertise in networking and cybersecurity. He regularly appears on TV news and talk radio, as well as in print and online articles, as a subject-matter expert. He also consults for local businesses and individuals, presents at conferences, workshops, and webinars, and appears on podcasts.
Weissman has a master’s degree in computer science from Brooklyn College and holds 47 earned industry certifications, including but not limited to CCNP Enterprise, Cisco Certified Specialist (Enterprise Core, Enterprise Advanced Infrastructure Implementation, Security Core), CCNA Security, CCNA, CompTIA Security+, CompTIA Network+, CompTIA A+, CompTIA Linux+, CompTIA Server+, EC-Council Certified Ethical Hacker, EC-Council Computer Hacking Forensic Investigator, and IPv6 Forum Certified Network Engineer (Gold), among many others. He was inducted into the IPv6 Forum’s New Internet IPv6 Hall of Fame as an IPv6 Evangelist in 2021.
Currently Teaching
In the News
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March 5, 2026
ISC2 debuts code of conduct for cybersecurity profession
IT Brew interviews Jonathan Weissman, principal lecturer of cybersecurity, about the new ISC2 Code of Professional Conduct for cybersecurity professionals.
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February 12, 2026
Super Bowl ad sparks debate: Is Ring Camera’s pet-finding feature an invasion of privacy?
WHEC-TV speaks to Jonathan Weissman, principal lecturer in the Department of Cybersecurity, about the debate.
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January 8, 2026
Why it matters that Wegmans and other retailers are gathering biometric data on shoppers
WXXI interviews Jonathan Weissman, principal lecturer in the Department of Cybersecurity, about retail stores using facial recognition cameras and other biometric data.
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December 8, 2025
Weissman writes Network+ exam guide
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July 21, 2023
Weissman presents on AI and K-12 education
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July 8, 2022
Weissman authors two study tools
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December 6, 2021
Weissman inducted into IPv6 Hall of Fame