Below is a list of DFIR/Cybersecurity related Facebook groups that I have found to be helpful.
- Practical Malware Analysis
- Cyber Forensics (4n6)
- Cyber Security – Digital Forensics – Ethical Hacking ONLY
- Cisco Cyber Ops Study Group
- Dion Training: IT and Certification Study Group
- InfoSec Global
- CompTIA Cybersecurity Career Pathway
- Cyber Security (CISSP, CCSP, CISA, CISM, CRISC, OSCP, CEH, CySA+, SANS)
- CISSP Exam Preparation – Study Notes and Theory
- CISSP, CISM and PMP certification training by Thor Teaches!
- Women in Information Security
- Women in Cybersecurity (WiCyS)
I encourage you to join the Digital Forensics Discord Server. The link to it is on the AboutDFIR Social Medial page (linked above). It’s an excellent resource with a great DFIR community.