Open USB Ports Are an Invitation You Didnt Send An employee plugs in an unknown thumb drive. A student syncs a personal phone at a school computer. A customer leans across the counter at an unattended POS terminal. A rogue USB cable at a public charging station tries to pull data the moment a laptop plugs in. Every open USB-A port is a pathway for malware, data theft, tampering, and juice jacking, and most desktops, servers, and shared machines still have several. Simple, Trusted Mechanism PortPlugs USB-A Port Blockers use the simple insert-twist-remove mechanism IT teams have relied on for years. Push the blocker into the port, twist the included metal key a quarter turn to engage the rotating lock, and pull the key free. The port is now physically sealed. To remove, insert the key, twist back, and pull the blocker out. Fast, familiar, and no software or configuration required. Durable Metal Build Durable metal construction with a precision-fit design sits flush inside any USB-A port and holds firmly against casual tampering. The included metal key is built to handle repeated use across every blocker in your pack. RoHS compliant and designed for reliable long-term deployment in homes, offices, schools, libraries, and retail environments. Works on Every USB-A Port USB-A 2.0. USB-A 3.0. USB-A 3.1. USB-A 3.2. Desktops, laptops, servers, docking stations, printers, routers, POS terminals, kiosks. If it has a Type-A port, PortPlugs fit. Deploy across offices, classrooms, libraries, retail counters, server rooms, reception desks, and any shared device where an open USB port is a risk youve been ignoring. Shoppers Often Ask How does the lock work? Insert the blocker, twist the key to engage the rotating lock, and pull the key free. Same motion in reverse to unlock. Does the key come with it? Yes. Every pack ships with matching metal keys included. Will this damage my USB-A port? No, the precision-fit body is sized to USB-A tolerances and the key-driven release avoids port damage. Does this deter juice jacking? Yes. By physically blocking the port, it stops rogue-cable attacks on personal laptops and unauthorized personal-device charging or data syncing on company computers. Is this RoHS compliant? Yes. Why PortPlugs Since 2014. USA-based. Founded by mobile device industry veterans. Hundreds of thousands of customers - IT teams, small businesses, schools, home users - trust PortPlugs for professional-grade port protection. Fast, friendly support on every order. Protect your USB-A ports with PortPlugs.
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
