Network Security, Troubleshooting, & Certification Prep
Updated in May 2025. This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. This course provides essential skills in network security, troubleshooting, and preparation for certification exams. You will gain a deep understanding of core networking services, security practices, common network attacks, and effective defense strategies. By the end, you'll be well-prepared to handle network issues and ensure secure operat
Skills you'll learn
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