CleanTalk is developing cloud-based protection from spam and spam bots for web sites. We have been developing our service for over 7 years and our anti-spam plugins are installed on over 380,000 websites. Website visitors are unaware or almost unaware of a problem such as spam in comments or other forms on the website. They face spam protection only when they need to write a comment, place an order or send a message to the contact form.
Very often web sites use various protection methods that require the site visitor to take action, answer a question, solve a captcha or the like. CleanTalk Anti-Spam allows you to make this process invisible to visitors and not force visitors to prove that they are not robots.
Below is our recent interview with Alex Bezborodov, Co-founder of CleanTalk:

Q: What opportunities do you provide to website owners and administrators?
Spam detection accuracy – our algorithms allow us to maintain accuracy at the level of 0.998%. The built-in feedback system allows our customers to automatically block the pass. Every day we manually analyze part of the requests and check the accuracy of determining spam and visitors.
Spam FireWall is an additional protection against the most spam active bots, it allows you to block bots without loading the main page of the site, which is especially important with a large number of requests that can slow down the site. It has the ability to use its own blacklists.
The Control Panel service is a service control center that allows you to configure service parameters, personal lists and contains all the anti-spam service statistics for each website. Logging all requests processed by the service allows you to check the operation and information will not be lost even if the request was blocked.
Personal filters – the service provides the ability to use some types of personal lists to block requests by country, IP / email addresses, stop words and languages in which the message was sent. These lists do not block access to the site, but do not allow you to post comments or any other form on the site.
Checking the reality of emails – CleanTalk verifies the email address in real time and if such an email address does not exist, i.e. if it is fake or fictitious, it will be blocked.
Filter by temporary emails – often spammers use temporary email addresses, so we monitor and block such requests.
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Q: How the service works?
A: CleanTalk Anti-Spam is a client-server solution, a plug-in is installed on the website, and data and its processing occurs on the servers. This solution was not chosen by chance, the service processes a large number of parameters and the text itself, it takes time and resources to process, so as not to waste site server resources, we decided to do the processing on our servers and not load the user’s site and database. Our servers are much more powerful and allow you to process requests without delay for the user.
So, the antispam plugin is installed on the site. When a visitor sends a comment or registers on the site, the plugin receives and transmits parameters to the moderation server. Server software evaluates these parameters for signs of spam and decides whether this request should be allowed or not. Next, the plugin receives a response and either allows the publication or puts it in spam.
Q: Additional services?
A: In addition to anti-spam service, we develop our security service for WordPress sites. This service provides protection against brute force attacks, search and removal of malicious code, security firewall, web application firewall, traffic control.
We also maintain a real-time database of IP / email addresses that are involved in malicious activity.
All our products are developing, we do not stop there. All our solutions are developing and get new features or improve existing ones.
Q: What distinguishes from competitors?
A: Transparency of all processes, users can control the service completely and always know what request and when it was blocked or allowed, see its history of spam activity.
Our additional features, such as Spam FireWall, which not only reduces the amount of spam, but also reduces the load.
Our anti-spam plugins protect all forms on the site at once. If some form on the site is not standardized, then we either do the integration or offer some other solutions to the problem.
Fast response to requests for technical support, we get a lot of thanks from customers for quick response to requests and try to maintain our level, 80% of questions must be answered within 2 hours of receipt. And revision for specific sites or forms.
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Q: Future plans?
A: Our plans include ongoing development and improvement of existing services.
Additions to anti-spam service and security are being prepared.
Since we receive requests about when we will make a security service not only for WordPress, but also for other types of websites. Therefore, we decided to develop a universal security plugin that can be used on any website.
At the moment, we have begun developing a new service for us. This will be monitoring web site accessibility. For owners and administrators of web sites, it is critical that the site works continuously and without interruption. The service will also allow you to evaluate the loading time of the site pages, which allows you to find out which sections or pages of the site are slow and get statistics in dynamics.
