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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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What is AMP (Accelerated Mobile Pages)? How to setup CleanTalk for AMP
What is AMP? Accelerated Mobile Pages — it’s the tool for static content web-page creation with almost instant load for mobile devices. It consists of three parts: AMP HTML — it’s HTML with limitations for reliable performance and some extensions for building rich content. AMP JS — is library which ensures the fast rendering of…
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How to protect a Linux system: 10 tips
At the annual LinuxCon conference in 2015 the Creator of the GNU/Linux core Linus Torvalds has shared his opinion about the safety of the system. He stressed the need to mitigate the effect of the presence of certain bugs by competent protection order in violation of one component to the next layer overlaps the problem.…
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How to reduce a possibility of brute force attacks on WordPress
Until the moment when CleanTalk launched a security plugin, I didn’t pay much attention to the security of the admin account of WordPress and relied only on the complexity of the password. The most dangerous thing is when the bots use brute-force; pick up the password to the administrator account of the site. This can…
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A brief history of passwords from the P to the S: birth, death and the zombie apocalypse
The attack on the World Trade Center towers on 11 September 2001 claimed the lives of 658 employees of the financial company Cantor Fitzgerald. Its Director Howard Lutnick lost that day his brother, faced with an unprecedented problem. And it wasn’t even that the company’s servers, including backup, was also buried under the rubble. Information…