Reduces the risk of data leakage, data theft and unathorised uploads -Software-free solution physically blocks USB ports from unauthorised access -Block multiple adjacent ports, one with an active USB device such as a keyboard or mouse with one lock, allowing continued secure use of authorised USB devices -USB port configurators are side-by-side on a devices, typically a laptop KONFIGURÁTO ZÁMKŮ ZDE - https://customer.kensington.com/cs/cz/7895/prenosny-zamek-vyber