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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June 16, 2026
Rochester Regional Health data breach: Letters sent to 18,600 patients after third-party vendor Xsolis hack
WHEC-TV reports on a data breach involving a former Rochester Regional Health vendor and includes cybersecurity guidance from Jonathan Weissman, principal lecturer of cybersecurity. -
June 1, 2026
Masked men, gun threats, and a Cash App: What Rochester should know about a video text extortion scam
WHEC-TV speaks to Jonathan Weissman, principal lecturer of cybersecurity, about a fear-based extortion scam involving threatening videos sent via text message and steps people can take to protect themselves from cybercriminals.
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May 19, 2026
Syracuse lawmakers weigh limits on biometric surveillance amid privacy concerns
WSTM-TV speaks to Jonathan Weissman, principal lecturer of cybersecurity, about privacy and cybersecurity concerns tied to biometric surveillance technology as Syracuse lawmakers consider new restrictions on facial recognition and biometric data collection.
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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