The use of a simple codeword during a normal conversation to alert security personnel of an unauthorized individual is termed?

The term that accurately describes the use of a simple codeword during a conversation to alert security personnel about the presence of an unauthorized individual is known as a duress code. This kind of code is specifically designed for situations where an individual may need to discreetly signal that they are in danger or that assistance is required without alerting the potential threat.

The effectiveness of a duress code lies in its subtlety and the understanding shared among security personnel about its meaning. It facilitates communication in situations where direct calls for help might escalate a dangerous scenario. Using a term that blends into normal conversation helps maintain the safety and confidentiality of the individual in distress.

In comparison, while "Code one," "SOS," and "Security alert" could imply communication of danger, they do not convey the same level of specific intent or discreet emergency signaling that a duress code does. A duress code stands out as a critical tool in security protocols, emphasizing the importance of subtle communication in potentially perilous encounters.