Anti-Spam By CleanTalk

CleanTalk anti-spam extension works with the cloud service and you  need an account and an access key. The account is created from the  extension settings and you get the access key automatically, or you can do it rvice makes a decision - to post the visitor's message or to define it as spam and reject it. All requests are recorded in the antispam log and you can view and analyze them.

Features

• Spam protection for registrations.
• Spam protection for the product's reviews.
• Spam protection for Contact forms.
• Spam attacks log
• Real-Time Email Address Existence Validation
• Blocking  disposable & temporary emails
• Private blacklists by IPs, Emails, IP networks
• Blocking users by country
• Blocking comments by "stop words"
• E-mail notifications
• Blocking by Language

Account & Pricing

CleanTalk anti-spam extension works with the cloud service and you need an account and an access key. The account is created from the extension settings and you get the access key automatically, or you can do it on the registration page.

CleanTalk anti-spam extension works with the cloud service and you need an account and an access key. The account is created from the extension settings and you get the access key automatically, or you can  do it on the registration page 

You can learn more about all anti-spam features on our help page.

More details about the features

• Anti-spam info

We have developed an anti-spam extension for XF 2 that would provide maximum protection from spam and you can provide your visitors with a simple and convenient form of posts/registrations without annoying  CAPTCHAs and puzzles. Used to detect spam multistage test that allows us to block up to 100% of spambots.

• Low false/positive rate

This extension uses multiple anti-spam tests to filter spambots with  lower false/positive rate as possible. Multiple anti-spam tests avoid  false/positive blocks for real website visitors even if one of the tests  failed.

• Spam attacks log

Service CleanTalk (this hook is a client application for CleanTalk  anti-spam service) records all filtered comments, registration and other  spam attacks in the "Log of spam attacks" and stores the data in the  log up to 45 days. Using the log, you can ensure reliable protection of  your website from spam and no false/positive filtering.

• Real-Time Email Address Existence Validation

It is very important to be sure that the user used his real email  address. Spambots very often use fake email addresses, i.e. which  addresses do not exist. Non-existing email addresses also entail several  other problems for website owners:

1. You can never contact them by email;
2. CleanTalk will c
   Service CleanTalk (this hook is a client application for CleanTalk anti-spam service) records all filtered comments, registration, and other spam attacks in the "Log of spam attacks" and stores the data in the log for up to 45 days. Using the log, you can ensure reliable protection of your website from spam and no false/positive filtering.
    
3. If you use email marketing for your clients,  then a large number of nonexistent emails in the mailing list may result  in your IP address being added to various blacklists of email servers.

CleanTalk will check email addresses for existence in real time.
 

• Blocking  disposable & temporary emails

Block fake and suspicious users with disposable & temporary emails  to improve email delivery. So, it also prevents malicious activity, spam  bots, and internet trolls.

• Private blacklists

Automatically block comments and registrations from your private black  IP/email address list. This option helps to strengthen the protection  from a manual spam or block unwanted comments from users. You can add  not only the certain IP addresses but also a separate subnet to your  personal blacklist.

• Blocking users by country

Automatically block comments and registrations from the countries you  have set a ban for. This option is useful in cases of manual spam  protection and for protection enhancement. If your site is not intended  for an international audience and you do not expect comments/users from  other countries.

• Blocking comments by "stop words"

You can block comments which contain "stop words" to enhance spam  filtering and messages with obscene words blocking. You can add  particular words or phrases.

• Additional features

Online, daily and weekly anti-spam reports traffic VS spam.
Apps for iPhone, Android to control anti-spam service, comments,  signups, contacts. With traffic and spam statistics for last 7 days.
Anti-spam apps for most popular CMS on cleantalk.org.