- Reverse shells can be lost when a target system is rebooted, or the exploited vulnerability can be patched. Maintaining access eliminates the need to reexploit a system.
- An APT is an advanced persistent threat. These type of threats have the ability to maintain access to a target system for months before being detected.
- Backdoors using Trojans and C2 servers.
- Living off the land is the ability to use the current operating system's tools to perform tasks, such as PowerShell within Windows operating systems.
- HKLM contains registry keys that run at system boot; HKCU contains registry keys that run when a user logs in.




















































