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Professor Messer

Professor Messer is the Internet's most comprehensive choice for CompTIA A+, Network+, Security+, and other IT certifications. All of Professor Messer's certification videos are posted online, and you can watch every minute of every video right here on YouTube.

CompTIA 220-1002 A+ Study Groups

CompTIA 220-1002 A+ Training Course

CompTIA 220-1001 A+ Study Groups

CompTIA 220-1001 A+ Training Course

CompTIA Network+ N10-007 Training Course

* Understand the fundamentals of routing, switching, and network protocols* Implement wireless technologies and configurations* Configure, manage, and troubleshoot common network devices* Deploy the appropriate cabling or fiber solution* Understand the fundamentals of WAN technologies* Compare and contrast business continuity and disaster recovery concepts* Provide solutions for securing wired and wireless networks* Troubleshoot common wired and wireless network issues

CompTIA Security+ SY0-501 Training Course

* Identify common malware technologies and attack types* Install and configure hardware and software security technologies* Troubleshoot common security issues* Securely deploy mobile devices* Implement secure network architectures and systems design* Implement identity and access management controls* Explain organization security and business impact analysis concepts* Understand cryptography algorithms and public key infrastructure technologies