OSI layers provide a roadmap of network communication—and potential attack points. Learn common attacks like MITM, sniffing, and DoS at each layer. #OSILayers #CyberDefense #InfoSec #NetworkingFundamentals

Network protocols are like a chain—each layer depends on the one below it to function properly. Understanding these dependencies is essential for designing, troubleshooting, and securing modern networks. #NetworkingFundamentals #ProtocolDependency #CyberSecurity #ITEducation