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YubiKey Manager 1.2.6, released by Yubico AB, is a cross-platform utility that delivers centralized control over every USB-connected YubiKey on Windows, macOS, or Linux systems. Positioned within the security-tools category, the software exposes a single interface for interrogating device identity, adjusting cryptographic behavior, and enforcing corporate policy without command-line expertise. Administrators can instantly read serial numbers and firmware revisions to verify hardware authenticity, set or change a FIDO2 PIN to protect WebAuthn logins, and reset FIDO U2F or FIDO2 applications when employee turnover requires a clean slate. The OTP application receives equal attention: both Short Touch and Long Touch slots can be programmed with Yubico OTP, a static password, HMAC-SHA1 challenge–response, or OATH HOTP credentials, letting one key serve VPN, workstation, and legacy app logins simultaneously. Certificate life-cycle for the PIV (smart-card) applet is covered as well—import, generate, or revoke X.509 certificates, manage PIN, PUK, and management keys, and define touch policies that balance convenience with compliance. When access rules change, credentials stored in the two slots can be swapped in seconds, and entire USB or NFC transports can be selectively disabled to meet air-gap or regulatory requirements. Seven published versions to date show a steady cadence of interface refinements, expanded cipher support, and broader hardware compatibility. YubiKey Manager is available for free on get.nero.com; downloads are supplied through trusted Windows package sources such as winget, always delivering the latest release and supporting batch installation alongside other applications.
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