The new version v1.20 improved spam protection, added anti-spam for guests posts and new members posts.
Now you can do on the forum SMF guests topics that can write each visitor without registering on the forum. Not all the visitors who came to your forum want to go through the registration procedure for the sake of one or two posts, but your voting can express in an open topic.
Despite the fact that the topic is open without registering on the forum, however, it is protected from spam bots and spam. Behavior parameters visitor or spam bot transmitted to the server anti-spam service CleanTalk, service evaluates them and decides, spam bot or a person.
Spam check for new users is necessary in cases where an account on the forum registers an ordinary person, and then transferred to a spam bot account to send spam. Anti spam service CleanTalk exclude such an option on your forum. The first reports of new members undergo the same multi-stage spam filtering.
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