Title: east115 Account Guard
Author: East115
Published: <strong>September 7, 2026</strong>
Last modified: September 7, 2026

---

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# east115 Account Guard

 By [East115](https://profiles.wordpress.org/east115/)

[Download](https://downloads.wordpress.org/plugin/east115-account-guard.1.2.1.zip)

 * [Details](https://wordpress.org/plugins/east115-account-guard/#description)
 * [Reviews](https://wordpress.org/plugins/east115-account-guard/#reviews)
 *  [Installation](https://wordpress.org/plugins/east115-account-guard/#installation)
 * [Development](https://wordpress.org/plugins/east115-account-guard/#developers)

 [Support](https://wordpress.org/support/plugin/east115-account-guard/)

## Description

Membership sites lose revenue every day to shared accounts — one login passed around
an office, posted in a group chat, or resold. This plugin limits account sharing
using WordPress native session management (WP_Session_Tokens). No polling, no extra
server load.

Three configurable strategies:

 * **Kick oldest (kick, default)** — a new login instantly terminates all other 
   sessions of that account. The old device is logged out on its next request. Smoothest
   experience, similar to single-device streaming policies.
 * **Exclusive online (deny)** — while any device is active, new-device logins are
   rejected outright. Strictest mode.
 * **Device binding limit** — each account can bind up to N devices (default 2),
   slots auto-release after X days (default 30). An anonymous device identifier 
   cookie is set on first login.

More features:

 * Heartbeat detection: every visit refreshes activity time (60-second write throttle,
   no slowdown)
 * Admin exemption: administrators can bypass all restrictions
 * Unbind tool: one click in the admin to clear a user’s device bindings and force
   all devices offline — perfect for device-change appeals
 * Zero external dependencies: no third-party requests, all data stays in your database

The plugin interface is written in Chinese and fully internationalized (text domain:`
east115-account-guard`). Translations for other languages are welcome via translate.
wordpress.org.

### Privacy

This plugin collects and transmits no personal data. The only data stored is an 
anonymous device-identifier cookie (`eastacgu_device`) in the browser and device
binding timestamps in user meta. Uninstalling removes all settings and binding data.

## Installation

 1. Upload and activate the plugin in the admin.
 2. Go to Settings – Prevent Account Sharing, pick a strategy and device limit.
 3. To handle device-change appeals, use the unbind tool at the bottom of the settings
    page.

## FAQ

### A member changed phones and is now locked out. What now?

Go to Settings – Prevent Account Sharing, enter the user’s ID or login name in the
unbind tool, and clear their bindings. They log in again on the new device.

### Does clearing browser cookies count as a new device?

Yes. The device identifier lives in a browser cookie; clearing cookies, switching
browsers, or incognito mode all register as new devices. This is the intended anti-
sharing behavior. Legitimate users can be unbound by an admin.

### Does this plugin set cookies?

Yes. One anonymous cookie named `eastacgu_device` (random 32-character hex string,
HttpOnly, one-year lifetime). It only distinguishes devices, contains no personal
information, and is never sent to third parties.

### Will it slow down my site?

No. Heartbeat writes are throttled to once per 60 seconds per session; every check
uses native WordPress sessions and user meta. No polling, no external requests.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“east115 Account Guard” is open source software. The following people have contributed
to this plugin.

Contributors

 *   [ East115 ](https://profiles.wordpress.org/east115/)

[Translate “east115 Account Guard” into your language.](https://translate.wordpress.org/projects/wp-plugins/east115-account-guard)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/east115-account-guard/),
check out the [SVN repository](https://plugins.svn.wordpress.org/east115-account-guard/),
or subscribe to the [development log](https://plugins.trac.wordpress.org/log/east115-account-guard/)
by [RSS](https://plugins.trac.wordpress.org/log/east115-account-guard/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.2.1

 * Removed the Author URI header (connection to the site is restricted for some 
   regions, which triggered a review error)
 * Renamed all function/class/option/menu prefixes from `pas_` to the unique `eastacgu_`
   prefix (previous prefix was too short and risked conflicts)
 * Added automatic migration of settings, device bindings, and device cookies from
   versions 1.2.0 and earlier

#### 1.2.0

 * Renamed to a distinctive name and slug: east115 Account Guard / east115-account-
   guard
 * Removed load_plugin_textdomain() — translations auto-load for WordPress.org-hosted
   plugins since WP 4.6

#### 1.1.0

 * Added internationalization (i18n) — all strings translatable
 * Added uninstall cleanup (uninstall.php)
 * Added plugin header metadata

#### 1.0.0

 * Initial release: kick-oldest, device binding limit, concurrent denial, heartbeat
   detection, admin exemption, admin unbind tool

## Meta

 *  Version **1.2.1**
 *  Last updated **18 hours ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 5.2 or higher **
 *  Tested up to **7.1**
 *  PHP version ** 7.2 or higher **
 * Tags
 * [concurrent login](https://wordpress.org/plugins/tags/concurrent-login/)[login](https://wordpress.org/plugins/tags/login/)
   [membership](https://wordpress.org/plugins/tags/membership/)[security](https://wordpress.org/plugins/tags/security/)
 *  [Advanced View](https://wordpress.org/plugins/east115-account-guard/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/east115-account-guard/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/east115-account-guard/reviews/)

## Contributors

 *   [ East115 ](https://profiles.wordpress.org/east115/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/east115-account-guard/)