how to ensure the security of the website
one,website serversafety
in order to save costs, some space operators do not install high-quality software, so there are many vulnerabilities on the server. these vulnerabilities are often added by some hackers to add a lot of new management accounts, and then the web backdoor is taken away by hackers. although the current market web backdoor is relatively cheap, hackers can sell in bulk from black space manufacturers. in order to prevent the server backdoor from being attacked, you can regularly check whether there are unknown accounts in the backdoor. if so, it must be deleted immediately. at the same time, carefully check whether the management group users have any unknown users on the server. of course, proper backup is very necessary!
2. pay attention to the prevention of trojans
trojans are usually added to HTML page code, but this code is easily the above js download the script to the client, so that the trojan virus is infected with other people's computers. in order to solve this problem, we can query the first paragraph page and then use the tool to investigate. another profound thing is that the hacker will use the trojan. JS the scripting language is very difficult to clean up the trojan. it can usually be found from the background folder. PHP and ASP search the file, then copy it to the text replacement tool, and then replace it with the whole point of the folder, if any expert intrudes into your website, JS using the encrypted form, then it should clean up the entire website while including the database, backend and server.
3. prevention of website black links
in websites, hackers usually hang a code on the homepage or content page of the website, which makes search engines think that the website has exported a link, and the code is very hidden, which is not visible in our usual simple website maintenance. at this point, we can view ie menu, find the source file, and then continue searching.
the construction of a website is not easy, and the operation of the website is even more difficult. if the problem is realized in the early stages of website construction, then the subsequent website security will not be very risky, and there will be no website crashes, causing trouble to users, and even jump to other websites' services, user churn and other problems. therefore, it is very necessary to pay attention to the above points and do a good job in the early security construction of the website.
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