@dan_nanni: The OSI model is not just for networking. It is also a great way to understand cybersecurity threats across the different layers of the OSI model 😎👆 Find high-res pdf books with all my cybersecurity infographics at https://study-notes.org #cybersecurity #infosec #pentesting #itsecurity #technology

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Friday 31 July 2026 12:25:50 GMT