Backdoor
A backdoor in cybersecurity is an undocumented way of gaining access to a computer system or network, bypassing an organization's existing security solutions and defenses.
Baiting
Baiting is a social engineering attack where a scammer uses a false promise or reward to lure victims into a trap which may steal personal or financial information by infecting their systems with malware.
Baselining
Baselining is the process of creating a baseline of what constitutes as normal behaviour and utilization in a network so that significant deviations can be detected and investigated.