AethelGuard

AethelGuard

Aethelguard is a secure and highly configurable authentication plugin for Paper servers, featuring captcha, 2FA, account recovery, VPN/proxy checks, adaptive security, clean console logs, and multi-language support.

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๐Ÿ›ก๏ธ AethelGuard

sponsors modrinth github

Current version: v0.4.2-sentinel

Hello there! ๐Ÿ‘‹
AethelGuard is a friendly Minecraft account-security plugin for Paper/Purpur servers. It gives server admins a clean in-game authentication system with password login, PIN login, captcha, 2FA, recovery tools, language customization and useful account controls. โœจ

When a player joins, AethelGuard keeps them in a safe authentication flow until they are ready to play. Captcha, password or PIN login, 2FA, security questions and recovery options work together inside the game. During that flow, players can be guided with bossbars, messages, sounds and protected inventory behavior, so the server stays calm and understandable.

โœจ Why Server Owners Like It

  • ๐Ÿ” Strong account protection without confusing players
  • ๐ŸŽฎ Clear in-game steps from join to normal gameplay
  • ๐Ÿงญ Bossbar guidance for the current login step
  • ๐Ÿ’ฌ Chat protection before authentication is complete
  • ๐ŸŽ’ Inventory protection while the player is still logging in
  • ๐Ÿ›ก๏ธ Extra checks for suspicious joins
  • ๐ŸŒ Editable English/Turkish messages and custom language files
  • โ“ Editable security questions for your own community
  • ๐Ÿ‘‘ Helpful admin commands for account and session control
  • ๐Ÿ˜Œ Cleaner login experience for survival servers, lobbies and communities

๐Ÿ” Login Protection

  • ๐Ÿ”‘ Password registration and login
  • ๐Ÿ”ข 4-digit PIN login
  • ๐Ÿงฉ PIN GUI with themed keypad screens
  • ๐Ÿ›ก๏ธ Captcha options: map, text, number, mixed text and math
  • ๐Ÿ“ฑ 2FA support with authenticator apps
  • โ“ Security question support after first registration
  • ๐Ÿงพ Backup codes for account recovery
  • ๐Ÿ” Session auto-login for trusted returning players
  • โณ Temporary lockouts when too many attempts fail

๐ŸŒ Messages And Languages

AethelGuard is made for servers that want their auth messages to match their own style.

  • ๐Ÿ‡ฌ๐Ÿ‡ง English messages
  • ๐Ÿ‡น๐Ÿ‡ท Turkish messages
  • โœ๏ธ Editable player messages
  • โ“ Editable security questions
  • ๐Ÿงพ Custom wording for login, register, captcha, PIN, 2FA and recovery steps
  • ๐Ÿ—ฃ๏ธ Useful for formal servers, friendly communities or fully localized networks

You do not need coding knowledge for this. Server admins can adjust the wording, tone and questions from the plugin's language/message files.

๐ŸŽฎ Player Commands

Command What it does
/register Creates a player account with a password.
/login Logs in with a password.
/captcha Completes the captcha step.
/pin Logs in with PIN.
/setpin Creates the player's first PIN.
/changepin Changes the player's PIN.
/authmode Switches between password and PIN login.
/changepassword Changes the player's password.
/twofactor Sets up, confirms, disables or verifies 2FA.
/securityquestion Sets or answers a security question.
/backupcodes Generates backup codes for account recovery.
/recoverymethod Chooses the preferred recovery method.
/recover Recovers an account with a question or backup code.

๐Ÿ‘‘ Admin Commands

Command What it helps with
/aethelguard reload Refreshes messages and settings.
/aethelguard status Checks a player's auth/account state.
/aethelguard ipinfo Shows information connected to a player or IP.
/aethelguard accounts Lists accounts linked to the same player/IP context.
/aethelguard sessions Shows active auth sessions.
/aethelguard session Shows one player's session details.
/aethelguard clearsession Clears one player's session.
/aethelguard clearsessions Clears all sessions.
/aethelguard pingui preview Previews a PIN GUI theme.
/aethelguard pingui themes Lists available PIN GUI themes.
/aethelguard unregister Removes a player's auth record.
/aethelguard changepassword Changes a player's password as admin.
/aethelguard unlogin Sends a player back to auth without kicking them.

Admin aliases: /ag, /aeg, /ayarlar

๐ŸŽฎ In-Game Auth Flow

Players do not get thrown into the world unprotected. They are kept in a controlled login state until the required steps are finished.

  1. ๐Ÿ›ก๏ธ Captcha appears if the server asks for it
  2. ๐Ÿ”‘ The player logs in with password or PIN
  3. ๐Ÿ“ฑ 2FA is requested if enabled
  4. โ“ A security question can be answered when needed
  5. โœ… The player is released safely into the server

During this flow, chat, inventory access and risky actions can stay locked. After success, the player gets a clean return to normal gameplay. ๐ŸŒฟ

๐Ÿงฉ PIN GUI Themes

The PIN screen is made to feel simple and familiar for players.

  • ๐Ÿ’Ž Quartz
  • ๐ŸŒฒ Forest green
  • ๐ŸŽƒ Pumpkin
  • โš’๏ธ Netherite
  • ๐ŸŸข Monitor green
  • ๐Ÿ”ด Monitor red

It includes confirm, backspace, clear and exit buttons, optional hidden digits and a random keypad layout option for extra safety.

๐Ÿง  Smart Security

AethelGuard can treat normal and suspicious joins differently.

  • โœ… Trusted returning players can have a smoother login
  • ๐Ÿšฉ Suspicious joins can receive extra captcha checks
  • ๐ŸŒ VPN/proxy checks can help catch risky connections
  • ๐Ÿ‘€ Admins can review accounts linked to a player or IP
  • ๐Ÿ”’ Players can recover accounts with security questions or backup codes
  • ๐Ÿšช Admins can send a player back to authentication without kicking them

๐Ÿ“Œ Good Fit For

  • ๐Ÿก Survival servers
  • ๐Ÿšช Lobby and hub servers
  • ๐ŸŒ Offline-mode communities
  • ๐Ÿง‘โ€๐Ÿคโ€๐Ÿง‘ Friend groups and small networks
  • ๐Ÿ›ก๏ธ Servers that want safer logins without confusing players
  • ๐ŸŒ Servers that care about clean English/Turkish wording

๐Ÿ’ฌ Short Version

AethelGuard gives server admins a guided, secure and customizable auth experience. Passwords, PIN, captcha, 2FA, recovery tools, editable messages, security questions, bossbars, PIN themes and admin controls come together in one clean in-game flow. โœจ

Enjoy and keep your players safe. ๐Ÿ›ก๏ธ

Version Minecraft Loader Download

AethelGuard 0.4.2-sentinel

0.4.2-sentinel

1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9
paper, purpur
Download

Aethelguard 0.4.1-sentinel

0.4.1-sentinel

1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9
paper, purpur
Download

Aethelguard 0.4-sentinel

0.4-sentinel

1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9
paper, purpur
Download

Aethelguard 0.3-sentinel

0.3-sentinel

1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9
paper, purpur
Download