For Networking you can go with Mike Myers Compia Network + and if you're looking for beyond skill CCNA guidebook.
For System Admin(Linux) Start with The Linux Command Line by Wiliam Shortts
Digital Security- Comptia Security + Ian Neil(Upopular opinion)
Compliance and audit- I just read the NIST dand ISO documentations
Command Line- Practice with overthewire
Reverse Engineering- I have basic understanding of reversing of ELF binary and windows application. You can ask someone with more experience. Malware Analyst's Cookbook and DVD
CyberOps- Cisco CyberOps Associate
Read CISA blogs daily, try darknet diaries as well as follow accounts related to cybersecurity:)