SmartKeeper offers a physical IT security solution with its ESSENTIAL USB-A port blockers. These devices are designed to lock open and unused USB-A interfaces, providing effective protection against unauthorized access to IT/OT interfaces. They prevent data loss, malware infiltration, sabotage, and tampering. Easy to install, they offer a visual deterrent and are compatible with all common interfaces. Compliant with GDPR and ISO27001, these locks ensure fundamental IT protection. The delivery contents include 10 Basic type keyless USB A locks, each made of polycarbonate with a powder coating. The product is orange in color, rectangular in shape, and is supplied in a set of 10. The package dimensions are 0.9 cm in length, 12.8 cm in width, and 20.3 cm in height, with a total weight of 0.02 kg. These blockers are recommended for security purposes and are designed for key unlocking. The Smart Keeper brand guarantees a robust and effective solution for the protection of IT/OT hardware interfaces.