OTP Content Protect

Description

As a WordPress owner who values both security and a seamless user experience, you often face the challenge of protecting sensitive information. Most password solutions force your visitors to register for an account, granting them potential access to your WordPress environment.

This is where “OTP Content Protect” comes in, offering an innovative way to protect your content with a One-Time Password (OTP).

Our plugin was designed to give you full control over your content without opening the doors to your WordPress backend for strangers. Easily and effectively protect individual posts, pages, or even downloads. Your visitors don’t need an account and don’t have to register—they simply enter the one-time password you provide and get instant access.

By not granting unnecessary backend access, you actively minimize the risk of hacker or spam activities. “OTP Content Protect” is the perfect blend of simplicity, security, and innovation, making it the ideal password protection for your WordPress site when you need to lock specific content without burdening users with registration.

Support & Feature Requests

We are constantly developing the plugin and welcome your feedback!

Features

  • Protection Without Registration: The key advantage—visitors don’t need a WordPress account.
  • Flexible Content Protection: Secure posts, pages, or any custom post type.
  • Simple Password Generation: Creates secure, alphanumeric OTPs (8–10 characters).
  • Full Control: Stores creation date, optional expiration date, and a timestamp of when it was used.
  • Reusable Passwords: A used OTP can easily be reset for reuse.
  • Modern Admin Interface: AJAX-powered content list with search and convenient post-type tabs.
  • Clean Uninstall: An uninstall script completely removes all plugin data from the database upon deletion if desired.
  • Built for the World: Fully internationalized (i18n) and ready for translation.

Usage

  1. Go to the OTP Protect settings page.
  2. Select the content to protect and generate or enter an OTP.
  3. (Optional) Set an expiration date.
  4. Save the OTP and share it with the intended users.
  5. When a visitor accesses the protected content, they will see a simple input form for the password.
  6. Upon valid entry, the original content is displayed instantly.
  7. In the admin overview, you can easily reset or delete used OTPs.

Screenshots

  • The settings page—a clear overview of all generated one-time passwords with key actions like edit, delete, and reset.
  • The simple password input form a visitor sees on a protected page.

Installation

  1. Unzip and upload the otp-content-protect folder to your /wp-content/plugins/ directory. Alternatively, find and install it directly via the “Add New” plugin screen.
  2. Activate the plugin through the ‘Plugins’ menu in WordPress.
  3. Navigate to Settings OTP Protect to configure and generate OTPs.

FAQ

Do users need to register to view the content?

No, and that is the plugin’s main advantage. A user only needs to enter the one-time password you provide. No WordPress user account is required.

How can I allow an OTP to be used more than once?

In the admin overview, you can edit any used OTP and reset it with a single click. This clears the usage timestamp and makes the password immediately valid again.

Is plugin data removed on uninstall?

Yes. When you delete the plugin from the WordPress admin area, the included uninstall.php file ensures the associated database table (<prefix>_otpcp_protect) is cleanly removed.

Can multiple passwords be active for the same post?

Yes. You can create multiple different and simultaneously active OTPs for the same piece of content. Each one will be validated correctly upon entry.

Reviews

12 กรกฎาคม 2025 1 reply
As a WordPress owner who’s serious about both security and user experience, I’ve explored countless plugins to protect my content. Most OTP (One-Time Password) solutions I evaluated work only at the login or user role level. While that’s fine for managing site users, it’s not ideal if you simply want to secure specific content without opening the doors to your entire WordPress backend. That’s where the OTP Content Protect WordPress Plugin truly shines. I think this plugin is innovative because it operates on the page/post level without requiring users to register. For me, that’s a game-changer. I don’t want casual visitors or customers to have access to my WordPress infrastructure at all—it’s not just a matter of convenience but a critical security measure to limit potential hacker or spammer activity. With this plugin, I can lock down sensitive pages, downloadable resources, or exclusive content behind a one-time password barrier, and never expose my admin or user management system to strangers. Overall, the OTP Content Protect WordPress Plugin fills a unique niche. It lets me confidently protect premium content without entangling users in account creation or risking unwanted access to my WordPress environment. It’s the perfect blend of simplicity, security, and innovation. Highly recommended for any site owner who wants to keep their WordPress infrastructure locked down while delivering secure, user-friendly content access.
Read all 1 review

Contributors & Developers

“OTP Content Protect” is open source software. The following people have contributed to this plugin.

Contributors

Translate “OTP Content Protect” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.

Changelog

1.3.5

  • Enhancement: Implemented a new protection method using the template_redirect hook to provide proper compatibility for WooCommerce Products.
  • Enhancement: Added a “View” link to the row actions in the admin list to quickly open the protected content.

1.3.4

  • Enhancement: Replaced the password list with a professional, sortable, and searchable table (WP_List_Table).
  • Enhancement: Restructured the admin page to match WordPress standards (separate Add/Edit view), which also fixes the placement of admin notices.
  • Tweak: Updated the styling of filter buttons to match the modern WordPress UI.

1.3.3

  • Fix: Corrected a bug where only the first created OTP for a page was accepted. Now, multiple different OTPs can be active for the same content simultaneously, and each will be validated correctly.

1.3.2

  • Fix: Addressed final WordPress.DB.PreparedSQL.NotPrepared false-positive errors by adding specific phpcs:ignore comments to pass the “Plugin Check” tool cleanly.

1.3.1

  • Fix: Resolved several warnings from the “Plugin Check” tool related to direct database queries and input validation.

1.3.0

  • Security: Major refactoring to meet official WordPress.org requirements. All functions, classes, hooks, and the database table now use a unique otpcp_ prefix to prevent conflicts.
  • Security: Standardized and improved all nonce checks for better security.
  • Fix: Corrected various bugs in the admin area, including broken edit links and script loading issues that arose during the refactoring.