XyLoc Active RF Proximity Cards and Readers by Ensure Technologies offer continuous walk-away security for PC workstations, protecting them when they are most vulnerable—after an authorized user leaves. XyLoc Active RF Proximity Cards and Readers include a radio receiver 'Lock' that connects to the computer via USB, a wireless radio transmitter 'Key' worn by the user, and client/server software components. XyLoc Active RF Proximity Cards and Readers provide continuous access control by detecting user proximity, automatically locking the computer when the user departs. It recognizes user movements in multi-user settings and is configurable at user, workstation, and group levels. XyLoc Active RF Proximity Cards and Readers enable hands-free PC unlocking within a set grace period and support various two-factor authentication methods, enhancing workstation security, compliance, and user productivity. XyLoc Active RF Proximity Cards and Readers use patented RFID technology to offer active proximity security products that automatically secure PCs when users walk away, eliminating the need for manual locking and reducing vulnerability from timeout-based settings. XyLoc Active RF Proximity Cards and Readers provide continuous security by actively protecting computers and networks even after user login, offering personalization and convenience. XyLoc Active RF Proximity Cards and Readers enhance user convenience and productivity by saving time when users leave, return, or move between XyLoc-protected workstations, eliminating repetitive log-off/log-on actions and reducing Help Desk calls for password support. XyLoc Active RF Proximity Cards and Readers use open architecture compatible with biometrics and passive proximity devices. Its Active RF proximity technology enhances productivity and security by automatically locking a workstation when a user leaves and unlocking it when they return. XyLoc Active RF Proximity Cards and Readers’ standard Lock and Key technology is based on 300, 800, or 900 MHz radio frequency bands, depending on the country of installation.