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New Parameter to Filter Spam

How spammers circulate website spam? They use infected with viruses computers, hacked websites or they buy servers to spread spam. In ordinary situations, websites do not send any comments (POST requests) to other websites and if that happens it is a certain sign of a hacked website. Each hosting provider has its own IP rang

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Protection against DDoS attacks at the web applications level

As you know DDoS attacks on the site are of different intensity, it is important to the number of hosts involved in the attack, the number of network packets and the amount of data transmitted. In the most severe cases, it is possible to repel the attack only using specialized equipment and services. If t

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Validation of Email Addresses for Protection Against Spam Bots on the Website

E-mail is still one of the most important and effective elements of online business and marketing and is the most effective channel for generating revenue. Therefore, for any online business and website owners, it is important to be sure that the email owner used it for registration/subscription so that the user used his real ema

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IPv6 Support in CleanTalk Security for WordPress

Recently we wrote that we made IPv6 support in the anti-spam plugin. But not only spammers began to use IPv6, for other types of attacks on sites, attackers also use them. We implemented support for IPv6 in the security plugin for WordPress  Updated methods of IP addresses determination, storage and transfer of information to t

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CleanTalk GDPR Compliance

This document provides information about the law and our plans for implementing the GDPR’s important principles for CleanTalk’s services. All clients of the service represent controllers of any personal data that are being transferred to CleanTalk to offer proper functioning service. A Data Controller defines aims and means of personal data processing, while a Data

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Expanding the possibilities of CleanTalk Anti-Spam

Checking existing Joomla users for spam Spambot messages (comments) are often disguised as ordinary user messages, but contain sponsored links or text. The main tasks of such messages are the user’s transition to a malicious resource, advertising or links to enhance the positions of their site. This compromises the site and can spoil the reputation

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CleanTalk Malware Scanner — heuristic code analysis

We have already talked about the launch of security service for WordPress in the previous article. Today we want to talk about the launch of heuristic analysis to detect malicious code. The very presence of malicious code can lead to a ban in search results or a warning in the search for that the sit

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Anti-Spam Filter for IP Networks

Dear customers! CleanTalk has expanded the functions of personal blacklists. We’ve just added a support in your private blacklists to block separate IP networks. This will allow you to use the service to block IP networks that use spammers. Very often spammers buy servers from hosting companies or virtual servers and use them to send a spam

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Additional factors for estimating spam activity of IP/Email addresses in Anti-Spam/Anti-Fraud API

Cloud Anti-Spam by CleanTalk in the process collects data on spam activity of IP/Email addresses. On the basis of these data, a database of spam IP/email is formed. CleanTalk provides several API methods for working with the data we have. We have recently added new parameters to the spam activity test method and launched two new

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Auto-Update for CleanTalk Security Plugin

We recently launched an auto-update for the anti-spam plugin. The experience was positive and we implemented auto-update for the security plugin as well. For the convenience of service management, the auto-update option was implemented in the Service Control Panel. CleanTalk Dashboard allows you to select several websites and update the plugin at once on all sites on

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