What is a SCIF? The US government invests billions in building Sensitive Compartmented Information Facilities, or SCIFs (pronounced "skiff")— highly secure rooms designed to safeguard sensitive ...

electronic protection to keep signals from being transmitted beyond the interior of the SCIF, heavy-duty safes and vault doors to prevent unauthorized eyes from seeing classified documents ...

Intelligence was discussed in a sensitive compartmented information facility, a vault better known as a SCIF. The most sensitive foreign policy issues and final war plans are typically discussed ...

Trump officials mistakenly included a journalist in a Signal chat about strikes on Houthi rebels. High-security rooms called SCIFs are used for classified discussions to prevent information leaks.