Title: Captcha
Author: Simplywordpress
Published: <strong>27 Aprile 2011</strong>
Last modified: 13 Dicembre 2017

---

Ricerca i plugin

![](https://s.w.org/plugins/geopattern-icon/captcha_92b6c9.svg)

# captcha

 * [Dettagli](https://it.wordpress.org/plugins/captcha/#description)
 * [Recensioni](https://it.wordpress.org/plugins/captcha/#reviews)
 * [Sviluppo](https://it.wordpress.org/plugins/captcha/#developers)

 [Supporto](https://wordpress.org/support/plugin/captcha/)

## Descrizione

Questo plugin è stato chiuso il 22 Dicembre 2017 e non è più disponibile per il 
download. La chiusura è permanente. Motivazione: Problema di sicurezza.

## Recensioni

![](https://secure.gravatar.com/avatar/c004b7314b17bb4eafd044a6ad409ffe00abe7fab636815902e2f283fce2b678?
s=60&d=retro&r=g)

### 󠀁[Works Great](https://wordpress.org/support/topic/works-great-5951/)󠁿

 [ilanaguttman](https://profiles.wordpress.org/ilanaguttman/) 8 Luglio 2019

Works as promised, no bugs. I like the arithmetic option!

![](https://secure.gravatar.com/avatar/216e4aa47ce9fe14013bd58ef4adbf344effa015e9e6a22a28bac88a9d52e30a?
s=60&d=retro&r=g)

### 󠀁[great](https://wordpress.org/support/topic/great-9509/)󠁿

 [rhcanaly](https://profiles.wordpress.org/rhcanaly/) 2 Aprile 2019

buenísimo

![](https://secure.gravatar.com/avatar/56dab6cc30df567f9d3b1763e528c839cc0d7f39edf6ffb48a4fbd6e92a85891?
s=60&d=retro&r=g)

### 󠀁[Great plugin, but it may have serious security issues](https://wordpress.org/support/topic/excellent-plugin-3577/)󠁿

 [ronaldreis3000](https://profiles.wordpress.org/ronaldreis3000/) 21 Maggio 2018

Great plugin, but unfortunately it had a backdoor for an attacker accordingly to
the link https://www.wordfence.com/blog/2017/12/backdoor-captcha-plugin/. For this
reason, the plugin was marked as “This plugin has been closed for new installs”.
The cited site says that the backdoor is present in all versions bellow of 4.4.5
version. Anyway, the cited site recommends the uninstalling of this plugin.

![](https://secure.gravatar.com/avatar/bb97f2db5333277c2fd0cdab8e89474c0f9ee18a93fd01d3cb800d8661c17e13?
s=60&d=retro&r=g)

### 󠀁[Love it](https://wordpress.org/support/topic/love-it-2125/)󠁿

 [erik777](https://profiles.wordpress.org/erik777/) 19 Aprile 2018

If you can do basic math, you can log in or register. Eliminated bot registration.

![](https://secure.gravatar.com/avatar/732377c82f457627f2727eb8a21c6e9eafb9356e10fce005155f2e88afc2b281?
s=60&d=retro&r=g)

### 󠀁[The best plugin](https://wordpress.org/support/topic/the-best-plugin-140/)󠁿

 [dirkmartens1965](https://profiles.wordpress.org/dirkmartens1965/) 27 Marzo 2018

For me this is a great plugin to protect my site against hackers and intruders

![](https://secure.gravatar.com/avatar/df28daf53b780dcb1bae0174248351bab88a1e0669cec10871658b9801fc6585?
s=60&d=retro&r=g)

### 󠀁[good plugin](https://wordpress.org/support/topic/good-plugin-2685/)󠁿

 [Sobhan Askari](https://profiles.wordpress.org/sobhanaskari/) 15 Febbraio 2018

it`s a best plugin for captcha

 [ Leggi tutte le recensioni di 536 ](https://wordpress.org/support/plugin/captcha/reviews/)

## Contributi e sviluppo

“Captcha” è un software open source. Le persone che hanno contribuito allo sviluppo
di questo plugin sono indicate di seguito.

Collaboratori

 *   [ Simplywordpress ](https://profiles.wordpress.org/wpdevmgr2678/)

“Captcha” è stato tradotto in 4 lingue. Grazie a [chi traduce](https://translate.wordpress.org/projects/wp-plugins/captcha/contributors)
per il contributo.

[Traduci “Captcha” nella tua lingua.](https://translate.wordpress.org/projects/wp-plugins/captcha)

### Ti interessa lo sviluppo?

[Esplora il codice](https://plugins.trac.wordpress.org/browser/captcha/) segui il
[repository SVN](https://plugins.svn.wordpress.org/captcha/), segui il [log delle modifiche](https://plugins.trac.wordpress.org/log/captcha/)
tramite [RSS](https://plugins.trac.wordpress.org/log/captcha/?limit=100&mode=stop_on_copy&format=rss).

## Meta

 *  Versione **4.4.5**
 *  Ultimo aggiornamento **9 anni fa**
 *  Installazioni attive **N/A**
 *  Versione WordPress ** 3.9 o superiore **
 *  Testato fino alla versione **4.9.29**
 *  Lingue
 * [Czech](https://cs.wordpress.org/plugins/captcha/), [English (US)](https://wordpress.org/plugins/captcha/),
   [Romanian](https://ro.wordpress.org/plugins/captcha/), [Russian](https://ru.wordpress.org/plugins/captcha/),
   e [Ukrainian](https://uk.wordpress.org/plugins/captcha/).
 *  [Traduci nella tua lingua](https://translate.wordpress.org/projects/wp-plugins/captcha)
 *  [Visualizzazione avanzata](https://it.wordpress.org/plugins/captcha/advanced/)