The second case is when there is a private WordPress site with limited users.To correct this, admins can indicate to the firewall that those IPs are good by whitelisting them. The first, and the most common, case is that there is a firewall on a public WordPress website that sometimes blocks good traffic with the bad.There are two ways to think about whitelisting IP addresses on WordPress: If you are concerned about malicious traffic, a better solution is to invest in a good WordPress firewall like MalCare.ħ FAQs What does whitelist IP address in WordPress mean
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It is a manual mechanism, and can get tedious to implement for a site with a lot of traffic. However, we recommend you use whitelisting sparingly. You can whitelist an IP address easily with MalCare and allow team members and clients to access your site. TL DR: Control access to your WordPress site by whitelisting IP addresses. We have listed the most popular ways to whitelist an IP address in WordPress so that you can find a good method for your site. There are a few ways in which you can whitelist an IP address on a WordPress site, but not all of them are equally effective or convenient. All in One Security, Sucuri, and iThemes are particularly notorious for these issues. Each one blocks the server IPs of the other, and they need to be whitelisted manually. We have often seen this when one website has a combination of security plugins installed. Other times, it is because plugin IPs are blocked and they cannot function properly. In some cases, it is because you have a private site for limited users.
Whitelisting IP addresses is a manual way to ensure that certain IPs have access to your WordPress website.