Scheduled Jobs or Tasks (Persistence)
Daemons (Persistence)
Backdoors (Persistence)
*method to bypass normal authentication or encryption in a computer system, may take the form of hidden part of a program (like trojan or rootkit)
Trojans (Persistence)
*any malicious computer program that misleads users to their true intent, pretends to be something its not but allows attacker to access the system
Creating New Users (Persistence)
*attacker creates new accounts, can be created as admin or regular users