Http Protocol, Mac Os, Windows, System Administration, Ldap, Linux, Endpoint Security, Data Security, Networking, Diagnosing network latency, Enterprise Cloud Services, Packet Capture Analysis, Red Hat Linux fundamentals, Active Directory, SMTP Protocol, Email and mail flow troubleshooting, Information Security Concepts, Windows and Linux memory dump capture and analysis, MSSQL fundamentals, Endpoint application stack diagnostics, Reading and analysing log files, Forcepoint DLP