Some server operators find themselves battling with a high CPU load on their systems, which inevitably slows down website responses. The main cause of high CPU loads is often due to search engine crawlers and “bad bots”, which are essentially crawlers similar to search engines but do not serve any purpose for you. What bad bots do with the crawled data remains a mystery. Hackers also scan websites to identify the software being used to operate them. They do this to exploit any security vulnerabilities found in the software. In some cases, these scans may even attempt to access passwords…

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