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Reducing Disk Load in High-Traffic PHP Applications: Switching from SQLite to Redis for Anti-Crawler Storage
Automated crawlers and scraping bots are a growing problem for modern websites. While search engine bots are useful, many other crawlers generate excessive traffic, scrape content, or overload servers. To help website owners control this type of traffic, we recently released the Anti-Crawler PHP Library by CleanTalk, an open-source tool designed to detect and limit
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Getting event notification on your website
Sometimes, you want to know what is happening on your website, maybe you want to be informed when any messages are sent and were it blocked or allowed by CleanTalk Anti-Spam. We added a new feature to help you control for messages from your customers. It allows you to add a notification with some parameters:…
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BlackList by Language
Spam spreads not only in English. Many spam messages are written in Chinese, Arabic, Japanese or Korean languages. If your website isn’t aimed at an international audience, and you don’t expect comments/users from other languages. For example, your website is about fishing in Ireland and you don’t want to have comments from the Chinese language.…
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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 range…
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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 the…
