Title: Email Address Encoder
Author: Till Krüss
Published: <strong>21 novembro, 2011</strong>
Last modified: 12 abril, 2026

---

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# Email Address Encoder

 Por [Till Krüss](https://profiles.wordpress.org/tillkruess/)

[Baixar](https://downloads.wordpress.org/plugin/email-address-encoder.1.0.25.zip)

 * [Detalhes](https://br.wordpress.org/plugins/email-address-encoder/#description)
 * [Avaliações](https://br.wordpress.org/plugins/email-address-encoder/#reviews)
 *  [Instalação](https://br.wordpress.org/plugins/email-address-encoder/#installation)
 * [Desenvolvimento](https://br.wordpress.org/plugins/email-address-encoder/#developers)

 [Suporte](https://wordpress.org/support/plugin/email-address-encoder/)

## Descrição

A lightweight plugin that protects plain email addresses and mailto links from email-
harvesting robots, by encoding them into decimal and hexadecimal entities. Has an
effect on the posts, pages, comments, excerpts, text widgets and other filtered 
content. Works without JavaScript — just simple spam protection.

To see whether all your email addresses are properly protected, use the free [page scanner](https://encoder.till.im/scanner?utm_source=wp-plugin&utm_medium=readme)
tool.

Other content (like phone numbers) can be protected using `[encode]` shortcode:

    ```
    [encode]+1 (555) 123-4567[/encode]
    [encode link="tel:+15551234567"]+1 (555) 123-4567[/encode]
    ```

#### Premium Features

 * **Full-page protection** that catches all email addresses
 * **Hardened protection** using JavaScript and CSS techniques
 * Improved **phone number** protection
 * Built-in plugin support for **ACF**, **Jetpack**, **WooCommerce** and many others

Check out the [Premium](https://encoder.till.im/download?utm_source=wp-plugin&utm_medium=readme)
version of Email Address Encoder.

## Capturas de tela

 * [[
 * Settings: Configure the plugin to your needs.
 * [[
 * Protection: This is how email addresses will look like under the hood.
 * [[
 * [Premium] Hardened protection: A preview of JavaScript and CSS based techniques
 * [[
 * [Premium] Phone number protection using polymorphous ROT47/CSS

## Instalação

For detailed installation instructions, please read the [standard installation procedure for WordPress plugins](https://codex.wordpress.org/Managing_Plugins#Installing_Plugins).

 1. Upload the `/email-address-encoder/` directory and its contents to `/wp-content/
    plugins/`.
 2. Login to your WordPress installation and activate the plugin through the _Plugins_
    menu.
 3. Use the “Page Scanner” under _Settings -> Email Encoder_ to test if your email 
    addresses are protected.

## Perguntas frequentes

### What does this plugin do?

This plugin searches for email addresses using WordPress filters like `the_content`,`
widget_text` and others. Found email addresses are encoded using decimal and hexadecimal
HTML entities, which obfuscates the email addresses to protect it from being read
by most email-harvesting robots.

Alternatively, you can use the `[encode]` shortcode: `[encode]+1 (555) 123-4567[/
encode]`

### How can I make sure the plugin works?

You can use the “Page Scanner” found under _Settings -> Email Encoder_ to see whether
all your email addresses are protected. Alternatively, you can manually look at 
the “page source” of your site.

**Please note:** Chrome’s Developer Tools, Safari’s Web Inspector and others automatically
decode decimal and hexadecimal entities. You need to look at the “plain HTML source
code”.

### How can I filter other parts of my site?

[This guide](https://encoder.till.im/guide?utm_source=wp-plugin&utm_medium=readme)
will help you encode all email addresses that aren’t caught.

## Avaliações

![](https://secure.gravatar.com/avatar/bc179ebdf4052613040b7346e20e237499e0e9e25258dc567a4b0a753edbff49?
s=60&d=retro&r=g)

### 󠀁[No answer](https://wordpress.org/support/topic/no-answer-6/)󠁿

 [Ericmuc](https://profiles.wordpress.org/ericmuc/) 16 dezembro, 2025 1 resposta

No answer from the author on several emails regarding my bought licenses. I had 
the idea to buy more licenses, but without any response this plugin is dead.

![](https://secure.gravatar.com/avatar/3e5b66dfc13bfb368e7a939eb16cacbaabb93813a0cb0d42f3f030367d3f82b8?
s=60&d=retro&r=g)

### 󠀁[Do not understand the naming convention between pro and free](https://wordpress.org/support/topic/one-star-for-support-because-zero-is-not-an-option/)󠁿

 [ianstudio](https://profiles.wordpress.org/ianstudio/) 23 junho, 2025 1 resposta

I do not understand the naming convention between pro and freeHard to understand
if it is being maintained with as much vigor as the free version.. why is pro/paid
at v 0.3.11. Why would’t the developper keep some sort of parity between the pro
and free in naming convention ?

![](https://secure.gravatar.com/avatar/8ff6fb489869a1379b01eab8284176661467ceffe68ff23c8ee40a9a02f437d7?
s=60&d=retro&r=g)

### 󠀁[Eigentlich eine Frechheit!](https://wordpress.org/support/topic/eigentlich-eine-frechheit/)󠁿

 [treierp](https://profiles.wordpress.org/treierp/) 3 janeiro, 2025 1 resposta

Habe das Plugin in der Pro Version gekauft. Nach einiger Zeit läuft nur noch die
gratis Version. Grund: Meine Lizenz wird offenbar irgendwo sonst verwendet!?Nachfrage
beim Support: KEINE ANTWORT!Frechheit oder Betrug, ich mag es nicht beurteilen.Aber
mein Rat: Finger weg von diesem Hersteller.

![](https://secure.gravatar.com/avatar/aba3334f20efb567e275abd96bf21b266e4affff83d1f843c62bb7131a088a45?
s=60&d=retro&r=g)

### 󠀁[pro but no support, no refund](https://wordpress.org/support/topic/pro-but-no-support-no-refund/)󠁿

 [Patrice Grometto](https://profiles.wordpress.org/patgromy2/) 2 dezembro, 2024

works correctly with simple websites ; may stop other plugins from functioning (
such as plausible stats), and then, absolutely no replies, and no support would 
be provided, even with pro version…

![](https://secure.gravatar.com/avatar/43659eb3f2ab3ccf9de3fdf4a5acbc5671a3722caca4de7e5fa2d766fda9fe0c?
s=60&d=retro&r=g)

### 󠀁[plugin wont work, no support, no refund](https://wordpress.org/support/topic/plugin-wont-work-no-support-no-refund/)󠁿

 [anonymous765562](https://profiles.wordpress.org/anonymous765562/) 29 outubro, 
2024 1 resposta

Bought the plugin, it did not work. Couldn’t reach the support. Did not get any 
refund. Seems to be scam. I’ve escalated the issue to the bank and they will contact
the authorities.

![](https://secure.gravatar.com/avatar/182b04a44a22e6159f2b1225afd539110ce8934eaffe1674aa03058d486e52e9?
s=60&d=retro&r=g)

### 󠀁[pro version but no support](https://wordpress.org/support/topic/pro-version-but-no-support/)󠁿

 [wehpeh](https://profiles.wordpress.org/wehpeh/) 10 agosto, 2024

sad to say, bought the pro version and had a question – no support no feedback 🙁

 [ Leia todas as 161 avaliações ](https://wordpress.org/support/plugin/email-address-encoder/reviews/)

## Colaboradores e desenvolvedores

“Email Address Encoder” é um programa de código aberto. As seguintes pessoas contribuíram
para este plugin.

Colaboradores

 *   [ Till Krüss ](https://profiles.wordpress.org/tillkruess/)

Email Address Encoder” foi traduzido para 14 localidades. Agradecemos aos [tradutores](https://translate.wordpress.org/projects/wp-plugins/email-address-encoder/contributors)
por suas contribuições.

[Traduzir o “Email Address Encoder” para seu idioma.](https://translate.wordpress.org/projects/wp-plugins/email-address-encoder)

### Interessado no desenvolvimento?

[Navegue pelo código](https://plugins.trac.wordpress.org/browser/email-address-encoder/),
consulte o [repositório SVN](https://plugins.svn.wordpress.org/email-address-encoder/)
ou assine o [registro de desenvolvimento](https://plugins.trac.wordpress.org/log/email-address-encoder/)
por [RSS](https://plugins.trac.wordpress.org/log/email-address-encoder/?limit=100&mode=stop_on_copy&format=rss).

## Registro de alterações

#### 1.0.25

 * Fixed potential XSS vulnerability in `EAE_REGEXP`

#### 1.0.24

 * Added `class` attribute to `[encode]` shortcode
 * Prevent CSRF to flush page caches

#### 1.0.23

 * Fixed potential XSS vulnerability when using `link` shortcode attribute

#### 1.0.22

 * Added `link` attribute to `[encode]` shortcode

#### 1.0.21

 * Changed page slug to avoid issues with the `encode` keyword
 * Only search for unprotected emails on public pages
 * Show warning when page couldn’t be fetched

#### 1.0.20

 * Encode emails in navigation menus

#### 1.0.19

 * Defer loading of email detector script
 * Use plugin version as cache buster
 * Add “Polymorphous ROT47/CSS” to techniques

#### 1.0.18

 * Show warning when incompatible plugins are installed
 * Fixed saving of dismissed notices

#### 1.0.17

 * Offload email detection to web worker
 * Flush WP Super Cache and Cachify when saving settings
 * Ignore emails in admin bar, debug bar and query monitor

#### 1.0.16

 * Avoid fatal error when using PHP 5.5 or lesser

#### 1.0.15

 * Added `EAE_REGEXP` constant
 * Added `eae_email_callback` filter
 * Added unprotected email detector to admin bar
 * Respect `eae_method` filter in shortcode
 * Fixed issue with notices not hiding in some cases
 * Flush page cache when saving settings (W3 Total Cache; WP Rocket; LiteSpeed Cache;
   JCH Optimize)

#### 1.0.14

 * Fixed Dashboard JavaScript issue
 * Blocked signup for more non-production domains

#### 1.0.13

 * Resolved issue with WordPress 4.7 and older
 * Blocked signup for local domains and IP addresses

#### 1.0.12

 * Avoid fatal error when using PHP 5.3 or lesser

#### 1.0.11

 * Added the ability to get notified when your site contains unprotected email addresses
 * Made `EAE_DISABLE_NOTICES` check stricter
 * Removed cross-promotion

#### 1.0.10

 * Added option to disable notices and promotions
 * Added activation and uninstall callbacks
 * Added `$hex` parameter to `eae_encode_str()` method
 * Added ability to turn off email encoding
 * Various code and UI improvements

#### 1.0.9

 * Made page scanner notice dismissable
 * Only show page scanner notice on Dashboard
 * Added setting for filter priority
 * Added `EAE_DISABLE_NOTICES` constant to disable all notices and promotions
 * Pass site URL along to page scanner
 * Moved cross-promotion to plugin screen

#### 1.0.8

 * Added user interface
 * Added links to page scanner

#### 1.0.7

 * Prevent potential compatibility issue with other plugins or themes

#### 1.0.6

 * Added `[encode]` shortcode
 * Require PHP 5.3 to fix deprecation warning

#### 1.0.5

 * Prevented error when `eae_encode_emails()` doesn’t receive a `string`

#### 1.0.4

 * Added `EAE_FILTER_PRIORITY` constant to adjust default filter priority

#### 1.0.3

 * Added filter to override the encoding function
 * Improved randomness of encode-function
 * Improved speed by doing fast @-sign existence check

#### 1.0.2

 * Added filter to override the regular expression.

#### 1.0.1

 * Effects now also page, post and comment excerpts

#### 1.0

 * Initial release

## Plugin comercial

Este plugin é gratuito, mas oferece atualizações comerciais pagas ou suporte adicional.

## Meta

 *  Versão **1.0.25**
 *  Última atualização **2 dias atrás**
 *  Instalações ativas **100.000+**
 *  Versão do WordPress ** 2.0 ou superior **
 *  Testado até **7.0**
 *  Versão do PHP ** 5.3 ou superior **
 *  Idiomas
 * [Danish](https://da.wordpress.org/plugins/email-address-encoder/), [Dutch](https://nl.wordpress.org/plugins/email-address-encoder/),
   [Dutch (Belgium)](https://nl-be.wordpress.org/plugins/email-address-encoder/),
   [English (US)](https://wordpress.org/plugins/email-address-encoder/), [French (France)](https://fr.wordpress.org/plugins/email-address-encoder/),
   [Galician](https://gl.wordpress.org/plugins/email-address-encoder/), [German](https://de.wordpress.org/plugins/email-address-encoder/),
   [Italian](https://it.wordpress.org/plugins/email-address-encoder/), [Japanese](https://ja.wordpress.org/plugins/email-address-encoder/),
   [Russian](https://ru.wordpress.org/plugins/email-address-encoder/), [Spanish (Argentina)](https://es-ar.wordpress.org/plugins/email-address-encoder/),
   [Spanish (Chile)](https://cl.wordpress.org/plugins/email-address-encoder/), [Spanish (Spain)](https://es.wordpress.org/plugins/email-address-encoder/),
   [Spanish (Venezuela)](https://ve.wordpress.org/plugins/email-address-encoder/)
   e [Swedish](https://sv.wordpress.org/plugins/email-address-encoder/).
 *  [Traduzir para seu idioma](https://translate.wordpress.org/projects/wp-plugins/email-address-encoder)
 * Tags
 * [block](https://br.wordpress.org/plugins/tags/block/)[crawler](https://br.wordpress.org/plugins/tags/crawler/)
   [encryption](https://br.wordpress.org/plugins/tags/encryption/)[protection](https://br.wordpress.org/plugins/tags/protection/)
   [spam](https://br.wordpress.org/plugins/tags/spam/)
 *  [Visualização avançada](https://br.wordpress.org/plugins/email-address-encoder/advanced/)

## Classificações

 4.2 de 5 estrelas.

 *  [  119 avaliações com 5 estrelas     ](https://wordpress.org/support/plugin/email-address-encoder/reviews/?filter=5)
 *  [  6 avaliações com 4 estrelas     ](https://wordpress.org/support/plugin/email-address-encoder/reviews/?filter=4)
 *  [  3 avaliações com 3 estrelas     ](https://wordpress.org/support/plugin/email-address-encoder/reviews/?filter=3)
 *  [  6 avaliações com 2 estrelas     ](https://wordpress.org/support/plugin/email-address-encoder/reviews/?filter=2)
 *  [  26 avaliações com 1 estrelas     ](https://wordpress.org/support/plugin/email-address-encoder/reviews/?filter=1)

[Your review](https://wordpress.org/support/plugin/email-address-encoder/reviews/#new-post)

[Ver todas avaliações](https://wordpress.org/support/plugin/email-address-encoder/reviews/)

## Colaboradores

 *   [ Till Krüss ](https://profiles.wordpress.org/tillkruess/)

## Suporte

Tem algo a dizer? Precisa de ajuda?

 [Ver fórum de suporte](https://wordpress.org/support/plugin/email-address-encoder/)

## Doar

Gostaria de contribuir para o desenvolvimento deste plugin?

 [ Doe para este plugin ](https://github.com/sponsors/tillkruss)