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Simple Login Captcha

by Nikolay Nikolov

3.9
(17 ratings)

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

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.

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

WordPress login form with the simple captcha

Viewing the number of blocked and passed requests this month

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Plugin Details

Active Installs
10K+
Total Downloads
78,334
Version
1.3.6
Requires WP
3.5
Requires PHP
5.2
Tested Up To
7.1
Added
2019-04-11
Last Updated
2026-09-03 8:07pm GMT

Ratings

5
12
4
0
3
0
2
2
1
3