MC2FA is a free two-factor authentication plugin for Bukkit, Spigot & BungeeCord.

• Designed to work out of the box. Just copy the plugin into your plugins folder and restart your server.
• Custom messages and prefix.
• In-game QR display using maps.
• Supports flat file, SQLite or MySQL for key storage. (SQLite and MySQL coming soon)
• Ability to force 2FA for players (or just OP)
• Disables tasks such as player movement, block breaking, chat, inventory changes etc.

• BungeeCord support
• MySQL support
• Fallback key, allow players to be given a backup key in the case that they lose their 2FA device
• Admin commands, allow staff to view players with 2FA and disable if needed
• Auto-allow if on the same IP within a certain time (option)

• Bukkit/Spigot 1.8
• Java 8