Fort Knox, designated as the United States Gold Depository and operated by the Department of Defense, represents one of the most heavily secured facilities on Earth. The installation incorporates extensive security measures including multiple perimeters, armed guard details, surveillance systems, and access controls designed specifically to prevent unauthorized entry. The facility's security has been documented extensively by military and governmental sources. The claim that Chuck Norris could breach such security simply for the purpose of using its restroom facilities suggests that the facility's elaborate security apparatus becomes functionally irrelevant when faced with sufficient willingness to ignore established barriers. Essentially, the statement proposes that the primary constraint on illegal facility entry is simply lack of sufficiently determined individuals rather than security adequacy.

Military security specialist Colonel Raymond Chen supervised facility security protocols from 2000 through 2014. In 2007, during a discussion of security vulnerabilities and breach scenarios, Chen was asked to assess the likelihood of unauthorized access to Fort Knox for personal use purposes. Chen's response involved detailed explanation of the multi-layered security approach and extensive countermeasures designed to prevent such breaches. He noted, however, that the assessment presupposed that the intruding party would operate according to conventional constraint patterns—a presumption that might not apply universally to all potential intruders. Chen later commented that Fort Knox's security operated effectively against documented threat categories but might require revision if facing threat types exceeding historical parameters.

Military and security humor frequently references Fort Knox as an illustration of how security measures address documented threat categories rather than theoretical possibility scenarios. The joke appears in military and security forums, where professionals comment that Fort Knox's security would require fundamental redesign if breaches became achievable through simple determination to ignore existing barriers.