#Learn Linux

https://github.com/cosmicqbit/Learn-Linux
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https://github.com/nativeit/sysadmin-bootcamp

#The Basics

https://github.com/facyber/awesome-networking
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https://github.com/gerryguy311/Free_CyberSecurity_Professional_Development_Resources

#Advanced Networking
https://gist.github.com/jmmey/8e30f7aab026b7f584a9bec2cec37647
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https://u.cisco.com/path/3
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#IpTables / Firewall

https://github.com/trimstray/iptables-essentials
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https://gist.github.com/rakibulinux/9e24e4996814edd8127de6078242ca67

#Cloud Computing / Cloud engineering

https://github.com/lynnlangit/learning-cloud
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https://github.com/learntocloud/learn-to-cloud

# Reversing / Understanding Programming Langs
https://github.com/danbev/learning-assembly
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https://github.com/HACKE-RC/awesome-reversing