Anti-spam Plugins

Comment Challenge

by Jay Allen

  • Currently 5/5
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1 reviews

An accessible (i.e. non-image based) CAPTCHA plugin to prevent spam for Movable Type 3.2 and above (including MT 4+ and MT Pro). See here for much more detail....

reCaptcha

by Fumiaki Yoshimatsu

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11 reviews

This plugin is compatible with the Movable Type 4 Captcha API, which uses reCaptcha as its CAPTCHA image provider. The plugin users are required to register their blogs to recaptcha.net and get public/private key pair, in order to use this...

MT-Akismet

by Timothy Appnel

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1 reviews

MT-Akismet is the official plugin for Movable Type that transparently integrates its junk handling capabilities with the Akismet collaborative spam filtering service. For many people, Akismet will greatly reduce or even completely eliminate the comment and TrackBack spam you get...

mt-closure

by Timothy Appnel

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0 reviews

A command-line tool for closing comments and TrackBack pings open for a specified period of time. mt-closure is a command-line tool for closing comments and TrackBack pings open for a specified period of time. Run regularly with a system utility...

Approval

by Chad Everett

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1 reviews

MT-Approval is a set of tools that you can use to protect your site from receiving automatic comment spam, all bundled into one easy-to-use plugin. Easily mask the true location of your comments script with JavaScript Quickly add a beacon...

Ajax Comments

by Mark Carey

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3 reviews

Enables your comment submission using AJAX, without refreshing the page....

Blog Janitor

by Mark Carey

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0 reviews

Blog Janitor is a plugin for Movable Type that preforms various clean-up tasks. Blog Janitor can perform the following tasks: Close comments on old entries. Delete duplicate comments and trackbacks Blog Janitor does his work automatically, you don't need to...

Spam Firewall

by Mark Carey

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0 reviews

Spam Firewall is a plugin that can help reduce the load cause by comment and trackback spam. The goal of Spam Firewall is to block 80% of spam attempts before they reach MT's comment and trackback scripts. As the name...

AutoBan

by Alan M. Carroll

  • Currently 5/5
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1 reviews

AutoBan is an anti-junk plugin for use with the Apache webserver. It updates a .htaccess file to ban the IP addresses of junk sources. The list is generated from the junk objects stored in MT, providing for automatic aging. The...

Email Blacklister

by Arvind Satyanarayan

  • Currently 0/5
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0 reviews

This plugin is available to maintain backwards compatibility only. I recommend you use Comment Email Filter, Email Blacklister's successor Email Blacklister is an anti-spam plugin that allows you to junk comments based on the email addresses provided with a comment....

Comment Email Filter

by Arvind Satyanarayan

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0 reviews

Six Apart has offered Typekey authentication in Movable Type since version 3.0 and it's is a great way to stop comment spam. However what if you don't want to (or can't) use it? Comment Email Filter, a new plugin for...

NoHarvester

by Patrick Benny

  • Currently 3.5/5
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0 reviews

Blocks all harvester spam by rejecting any comment submitted by a different IP than the one that requested the page....

Captcha

by Hirotaka Ogawa

  • Currently 5/5
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0 reviews

"Captcha Plugin" is an anti comment-spam plugin which generates and verifies CAPTCHA tests that most human commenters can easily pass but current spambots cannot pass....

Duplicated TBPing Lookup

by Hirotaka Ogawa

  • Currently 0/5
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0 reviews

An MT 3.2 JunkFilter plugin for rejecting duplicated and/or repeated trackbacks from the same source URLs. These kind of trackbacks seem to be spams or caused by authors' mistakes....

Moderate Via Delay

by Jason Tamez

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0 reviews

The plugin has a junk filter that can moderate comments and trackbacks that are submitted a certain amount of time after the original entry was posted, or after the last comment/trackback was posted. You can also flag such comments as...

Akismet

by Stepan Riha

  • Currently 3.3/5
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0 reviews

Filters the contents of incoming feedback using the Akismet service. For each newly received comment and TrackBack recieved a message is sent to the Akismet service to score that piece of feedback as either spam (bad) or ham (good)....

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1 reviews

This plugin acts as a "connector" between MT-Blacklist and Movable Type 3.2.

HMPassphrase

by John Wiseman

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0 reviews

Implements simple passphrase-based spam comment rejection...

BanPing2OldEntry

by yosshi

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0 reviews

This plugin enables you to junk or moderate trackback pings to older entries....

Blacklist

by Jay Allen

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0 reviews

A plugin for blocking comment/trackback spam and cleaning up previous attacks. This plugin is obsolete and should not be used....

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0 reviews

OpenID Comments allows commenters to sign in with an OpenID identity instead of TypeKey. Special integration is available for commenters from LiveJournal....

BanASCII

by Tatsuhiko Miyagawa

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0 reviews

Junk or moderate feedbacks (comments and TrackBacks) with only ASCII or Latin-1 characters....

Trackback Ping Link Lookup

by Tatsuhiko Miyagawa

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0 reviews

Junk or moderate Trackback Pings without any link to your blog....

Email Whitelister

by Arvind Satyanarayan

  • Currently 0/5
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0 reviews

This plugin is available to maintain backwards compatibility only. I recommend you use Comment Email Filter, Email Whitelister's successor Email Whitelister is an anti-spam plugin that allows you to instantly approve comments based on the email addresses entered by the...

Ccode and TCode

by Lee, Joon

  • Currently 5/5
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0 reviews

This plugin is for blocking feedback spams by adding an additional CCode(hidden ct input field) or adding TCode to original tb ID in tb URL, and then obfuscating that Code for the purpose of not easily guessing it....

SpamLookup

by Brad Choate

  • Currently 5/5
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0 reviews

Note: SpamLookup has been updated and revamped and is now included in Movable Type 3.2, which is a free upgrade. We recommend upgrading Movable Type in lieu of installing this plugin. SpamLookup is a Movable Type plugin for identifying and...


Adds tags for publishing the banned IP list from MT. <MTBannedList> <$MTBannedListValue$> </MTBannedList>...

quasi-spamfilter

by Hirotaka Ogawa

  • Currently 0/5
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0 reviews

A reference implementation of a Spam filter plugin. It is mainly targetted to spam filter developpers as well as actual users. This plugin allows you to customize your filtering policy and your reaction to comment spammers....


Automated installation of the distributed Project Honey Pot network to catch harvesters who steal email addresses from your website, and comment spammers who fill your pages with garbage....

DisguiseTrackbackURL

by Mark Carey

  • Currently 1/5
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0 reviews

Thwarts SpamBots by disguising the TrackBackURL. No new template tags provided or needed....

Moderate

by Chad Everett

  • Currently 5/5
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0 reviews

MT-Moderate provides additional functionality for your Movable Type-powered site, which enhances the feedback by enabling additional control over how the feedback is processed. Notably options are provided where both comments and trackbacks can be either moderated or junked based on...


Movable Type weblog entry and comment authors often link their name to their their email address. Movable Type has a spam_protect feature to protect these addresses against harvesting by spam spiders. This feature, unfortunately, is not effective. This plug-in upgrades...

SCode

by Arvind Satyanarayan

  • Currently 0/5
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0 reviews

SCode is an anti-spam plugin that generates a CAPTCHA (or security image) that commenters must enter whilst commenting, this verifies that the comment was made by a human being and not using a spambot. CAPTCHAs are used on several other...

CloseComments

by Alan M. Carroll

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2 reviews

Close comments by age and activity via a template tag. THIS IS OBSOLETE. Use BlogJanitor instead. Close comments for posts more than 21 days old. <MTCloseComments old="21"> Close comments for posts that are too old to appear on the main...


Bayesian 1.2 fully supports Movable Type through version 3.1x...