Last updated on December 23rd, 2020 by Radostin Angelov. Filed under

In both web and WordPress security, a backdoor is a type of software (malware) that is used by attackers to retain unauthorized access to hacked computers and servers. Typically opened secretly by Trojan or Virus software, a backdoor allows attackers to bypass all form of authentication and control mechanisms. Users are typically tricked into downloading malware when accessing a malware infected website, hence why they end up with backdoors and other type of malware on their computers and servers.

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