![Amazon.com: Syba SY-ACC20165 USB Port Blocker with 1 Key and 4 USB Lock, Physical Security, Block Unapproved Devices SY-ACC20165 : Electronics Amazon.com: Syba SY-ACC20165 USB Port Blocker with 1 Key and 4 USB Lock, Physical Security, Block Unapproved Devices SY-ACC20165 : Electronics](https://m.media-amazon.com/images/I/61twsHlaY0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Syba SY-ACC20165 USB Port Blocker with 1 Key and 4 USB Lock, Physical Security, Block Unapproved Devices SY-ACC20165 : Electronics
Kensington USB Port Lock with Cable Guard - Rectangular - USB port blocker - K67914WW - Security Locks - CDW.com
![USB 3.0 Security Cable Lock for MacBook Air/MacBook Pro – CTA Digital | Custom Technology Mounting Solutions USB 3.0 Security Cable Lock for MacBook Air/MacBook Pro – CTA Digital | Custom Technology Mounting Solutions](https://ctadigital.com/wp-content/uploads/2020/12/LT-PL5.jpg)
USB 3.0 Security Cable Lock for MacBook Air/MacBook Pro – CTA Digital | Custom Technology Mounting Solutions
![Amazon.com: PortPlugs USB-A Port Blockers (10-Pack) Key Lock USB Security - Removable Type-A Locks for PC, Laptop & Notebook Data Protection, Dust & Moisture Resistant Shield (Black) : Electronics Amazon.com: PortPlugs USB-A Port Blockers (10-Pack) Key Lock USB Security - Removable Type-A Locks for PC, Laptop & Notebook Data Protection, Dust & Moisture Resistant Shield (Black) : Electronics](https://m.media-amazon.com/images/I/71++5qmiM9L._AC_UF894,1000_QL80_.jpg)