Title: Simple Login Captcha
Author: Nikolay Nikolov
Published: <strong>април 11, 2019</strong>
Last modified: декември 4, 2025

---

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# Simple Login Captcha

 By [Nikolay Nikolov](https://profiles.wordpress.org/nnikolov/)

[Download](https://downloads.wordpress.org/plugin/simple-login-captcha.1.3.6.zip)

 * [Details](https://mk.wordpress.org/plugins/simple-login-captcha/#description)
 * [Reviews](https://mk.wordpress.org/plugins/simple-login-captcha/#reviews)
 *  [Installation](https://mk.wordpress.org/plugins/simple-login-captcha/#installation)
 * [Development](https://mk.wordpress.org/plugins/simple-login-captcha/#developers)

 [Support](https://wordpress.org/support/plugin/simple-login-captcha/)

## Description

A simple captcha for the WordPress login form. To be able to login, the user is 
required to enter a random 3-digit number in a text field.

The correct number is displayed above the field by a small JavaScript code. Compatible
with the WooCommerce login form. Compatible with multisite.

#### Demo

[https://nikolaydev.com/wp-login.php](https://nikolaydev.com/wp-login.php)

#### Simple

 * No complicated features
 * No settings
 * No image generation
 * No API
 * No sessions
 * No cookies
 * No IP address detection
 * No personal data collection
 * No vulnerabilities in the programming code

#### Recommendation

Bots can also try to login with the XML-RPC feature of WordPress! Very rarely plugins
also need this (like the Jetpack plugin). But if you don’t use it, I recommend that
you disable it. You can use the super simple one-line plugin [Disable XML-RPC](https://wordpress.org/plugins/disable-xml-rpc/).

#### Notice

This is a simple plugin designed to protect against random bots that try to login
on your site. But if a person actually looks at the code of this plugin and specifically
designs a new bot that targets this plugin, this bot would be able to bypass the
protection.

## Screenshots

 * [[
 * WordPress login form with the simple captcha
 * [[
 * Viewing the number of blocked and passed requests this month

## Installation

Simply install and activate the plugin, like you would any normal plugin. There 
are no settings.

 1. Visit your [Plugins Add New Screen](https://codex.wordpress.org/Plugins_Add_New_Screen)
 2. Find the plugin by searching for: Simple Login Captcha
 3. Install the plugin, by clicking the “Install Now” button
 4. Activate the plugin, by clicking the “Activate” button

## FAQ

### How to deactivate the plugin if it does not allow me to login due to an error?

If there is an error or a bug, and you are locked out of the site by this plugin,
you can simply delete or rename the plugin folder /wp-content/plugins/simple-login-
captcha/ using FTP or the file manager of your hosting.

## Reviews

![](https://secure.gravatar.com/avatar/56e048702bfd31d4a7ffa0c99ca944d3e1481af3cca8a2969e8205c8d6eacaf6?
s=60&d=retro&r=g)

### 󠀁[Blocks the ability to login randomly](https://wordpress.org/support/topic/blocks-the-ability-to-login-randomly/)󠁿

 [hovrashko](https://profiles.wordpress.org/hovrashko/) мај 26, 2023

It does look like nice and simple solution, but it doesn’t work and wont login sometimes,
or permanently for no reason.

![](https://secure.gravatar.com/avatar/e91378be64a6d2a7222b4510dd6b2376972ca0aad4ab7d43011c84e8b86c3f02?
s=60&d=retro&r=g)

### 󠀁[Misses the point! Stupid Plugin](https://wordpress.org/support/topic/misses-the-point-stupid-plugin/)󠁿

 [manikbajaj](https://profiles.wordpress.org/manikbajaj/) мај 24, 2023 1 reply

Really! Lol!! Captcha plugin which can be broken in seconds.

![](https://secure.gravatar.com/avatar/03fc4777795088e0574cecd76fd445bb8794d2d551c7a8bc46ec2557c4c5ea32?
s=60&d=retro&r=g)

### 󠀁[Simple plugin that just works](https://wordpress.org/support/topic/simple-plugin-that-just-works-3/)󠁿

 [Micha](https://profiles.wordpress.org/athleticfit/) февруари 11, 2023 1 reply

Install and a simple captcha will be displayed in your login. The mass of login 
attempts by spam robots could easily be reduced with the plugin.The plugin is not
compatible with other plugins such as a login for the user login.I was able to massively
reduce spam attempts by using it. Thank you for the great work!

![](https://secure.gravatar.com/avatar/21b898bcb2763f69c4dff083ef11649fa9b6088c12572b68c0d5260f852b3d22?
s=60&d=retro&r=g)

### 󠀁[Locked us out](https://wordpress.org/support/topic/locked-us-out/)󠁿

 [DawnK](https://profiles.wordpress.org/dawnk/) декември 18, 2022 1 reply

Worked fine at first, but then it ended up locking us out of the site. Entering 
correct password and the 3 digit code, would say invalid login attempt. Do the Forgot
password, change password, and try to login agtain, and it would say invalid login.
Had to disable the plugin in order to get access to the site again. Just my experience.

![](https://secure.gravatar.com/avatar/dd8cef4c70bb3a14f5922eb54c92a8166947a303f44eb4a89a954cee4defad6f?
s=60&d=retro&r=g)

### 󠀁[Great plugin](https://wordpress.org/support/topic/great-plugin-35448/)󠁿

 [tinaponting](https://profiles.wordpress.org/ponting/) јануари 19, 2025 1 reply

Works reallly well, protects againt Autobots:) Simple and good:)

![](https://secure.gravatar.com/avatar/02e413152906f9dda514e5d864180b0f9e89404ac2c1af47cd29be716a492e19?
s=60&d=retro&r=g)

### 󠀁[Perfect. Simple. Looks good. Effective.](https://wordpress.org/support/topic/perfect-simple-looks-good-effective/)󠁿

 [Svensonsan](https://profiles.wordpress.org/svensonsan/) јуни 24, 2022 1 reply

Does add a nice looking simple login code on the login screen. That’s it. Works 
as it should. No upselling, no pro-version, just fullfilling this one usecase. Love
it.

 [ Read all 17 reviews ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/)

## Contributors & Developers

“Simple Login Captcha” is open source software. The following people have contributed
to this plugin.

Contributors

 *   [ Nikolay Nikolov ](https://profiles.wordpress.org/nnikolov/)

“Simple Login Captcha” has been translated into 9 locales. Thank you to [the translators](https://translate.wordpress.org/projects/wp-plugins/simple-login-captcha/contributors)
for their contributions.

[Translate “Simple Login Captcha” into your language.](https://translate.wordpress.org/projects/wp-plugins/simple-login-captcha)

### Interested in development?

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

## Changelog

#### 1.3.6 – 1 January 2024

 * Added: Translated language files for French (thanks to Fabrice).

#### 1.3.5 – 20 February 2023

 * Added: Translated language files for Brazilian Portuguese (thanks to Rodrigo).

#### 1.3.4 – 2 December 2022

 * Improved: Deletes part of the old data about monthly number of passed or blocked
   logins so it does not increase the number of options in the database over the
   years (even though it was an insignificant amount anyway).
 * Improved: The data about the monthly number of passed or blocked logins is now
   saved in a way that will avoid automatically loading it in the cached list of
   options in the server memory, since it is not needed there.

#### 1.3.3 – 11 April 2021

 * Added: Compatibility with front-end login forms that use the [wp_login_form](https://developer.wordpress.org/reference/functions/wp_login_form/)
   function (but the form must not be cached by a caching plugin).

#### 1.3.2 – 16 December 2020

 * Added: Translated language files for Polish (thanks to Karol).

#### 1.3.1 – 16 December 2019

 * Fixed: The language files were not loaded if they were only present in the plugin
   languages folder (and not in wp-content/languages/plugins).

#### 1.3.0 – 13 December 2019

 * Added: Compatibility with the WooCommerce login page.
 * Added: Translated language files for German (thanks to [Tilo](https://wordpress.org/support/users/netsales/)).
 * Improved: The gray container of the security code now has a slight border.

#### 1.2.0 – 10 September 2019

 * Improved: In a multisite, when activated on separate sub-sites only, now uses
   one global database table.
 * Fixed: In a multisite, when network activated, it would not work in login pages
   of separate sub-sites. It would work only on the main site login page, and on
   the login pages for other site, it would not let anyone in.
 * Fixed: Changed the label tag surrounding the “Security Code” text, to a span 
   tag. Since there is no field to fill there, it was not correct to use it.

#### 1.1.0 – 4 May 2019

 * Improved: The correct number is now displayed as a result of a small JavaScript
   calculation (so not in plain text).
 * Updated: Language files.

#### 1.0.0 – 11 April 2019

 * Initial release.

## Meta

 *  Version **1.3.6**
 *  Last updated **4 месеци ago**
 *  Active installations **10.000+**
 *  WordPress version ** 3.5 or higher **
 *  Tested up to **6.9.4**
 *  PHP version ** 5.2 or higher **
 *  Languages
 * [Chinese (China)](https://cn.wordpress.org/plugins/simple-login-captcha/), [Czech](https://cs.wordpress.org/plugins/simple-login-captcha/),
   [Dutch](https://nl.wordpress.org/plugins/simple-login-captcha/), [English (US)](https://wordpress.org/plugins/simple-login-captcha/),
   [German](https://de.wordpress.org/plugins/simple-login-captcha/), [Italian](https://it.wordpress.org/plugins/simple-login-captcha/),
   [Persian](https://fa.wordpress.org/plugins/simple-login-captcha/), [Spanish (Chile)](https://cl.wordpress.org/plugins/simple-login-captcha/),
   [Spanish (Spain)](https://es.wordpress.org/plugins/simple-login-captcha/) и [Swedish](https://sv.wordpress.org/plugins/simple-login-captcha/).
 *  [Translate into your language](https://translate.wordpress.org/projects/wp-plugins/simple-login-captcha)
 * Tags
 * [captcha](https://mk.wordpress.org/plugins/tags/captcha/)[login](https://mk.wordpress.org/plugins/tags/login/)
   [security](https://mk.wordpress.org/plugins/tags/security/)[simple](https://mk.wordpress.org/plugins/tags/simple/)
   [spam](https://mk.wordpress.org/plugins/tags/spam/)
 *  [Advanced View](https://mk.wordpress.org/plugins/simple-login-captcha/advanced/)

## Ratings

 3.9 out of 5 stars.

 *  [  12 5-star reviews     ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/?filter=5)
 *  [  0 4-star reviews     ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/?filter=4)
 *  [  0 3-star reviews     ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/?filter=3)
 *  [  2 2-star reviews     ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/?filter=2)
 *  [  3 1-star reviews     ](https://wordpress.org/support/plugin/simple-login-captcha/reviews/?filter=1)

[Add my review](https://wordpress.org/support/plugin/simple-login-captcha/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/simple-login-captcha/reviews/)

## Contributors

 *   [ Nikolay Nikolov ](https://profiles.wordpress.org/nnikolov/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/simple-login-captcha/)