What label should be applied to information that is too valuable to allow any risk of its capture, with viewing severely restricted?

The label that should be applied to information that is too valuable to allow any risk of its capture, with viewing severely restricted, is "Critical." This kind of information typically requires the highest level of protection due to its sensitivity and the potential consequences of unauthorized exposure.

In information security and risk management, critical information refers to data that, if compromised, could result in severe organizational impact, including financial loss, reputational damage, or security breaches. Thus, only a limited number of individuals—often tightly screened and cleared—would be authorized to access this sensitive information, and its management would involve robust security measures.

While the other labels, such as Secret, Confidential, and Top Secret, also denote varying degrees of sensitivity and restricted access, they do not adequately capture the concept of information that is deemed critical and requires the utmost protection. Secret and Top Secret classifications typically fall within government or military contexts, which have established definitions, whereas Confidential generally refers to sensitive but less critical information. Critical, on the other hand, specifically emphasizes the necessity for heightened caution and the management practices required to safeguard such information.