Scraping Bots These are bots that steal content from your site. Protection against content theft is the most difficult. You can solve it yourself by constantly monitoring the access log. Brute force or password guessing bots These bots are dangerous because they automatically pick up passwords and logins of the administrator level of your site. To protect yourself from them you should set more complex passwords use special security plugins twofactor authentication and change your password periodically.
Vulnerability search bots Any CMS has security vulnerabilities. To combat such bots a constant update of the system is required. As a rule a found vulnerability is immediately eliminated by the release of a new security release and ignoring the update increases the likelihood of a site Whatsapp Mobile Number List being hacked. Behavioral factor cheat bots With the help of such bots they want to cheat behavioral factors PF on their sites. How it works. They take the results from the search engine for a specific query for example TVs and select sites with installed counters. Bots are starting to gain weight on these sites. they visit them directly not from a search creating the appearance of interest in this topic and acting like a person.
Further when the user in fact a bot in the eyes of Yandex or Google receives a certain status of expertise in the topic and becomes as similar as possible to a person he goes to the search results and clicks on the sites needed ordered by cheaters increasing their PF. Bot traffic intended for cheating PF is dangerous because the position of the site in search engines may fall. Search engines know how to detect bot traffic and most often do not take it into account as ranking signals otherwise buying bots would be a very common way to manipulate search results. However bots are getting smarter and harder to spot.