<- Glossary

What Are Common Causes of HTTP 403 Errors?

HTTP 403 errors are one of the most frustrating errors you can encounter when using the internet. Often times, this error is encountered when trying to access a website, but it can also occur when trying to upload or download files.

The error code “403” stands for “Forbidden” and is an indication that the server you are attempting to access has refused your request. This can be due to a variety of reasons, but the most common causes of HTTP 403 errors are the following:

1. Incorrect Permissions

One of the most common causes of HTTP 403 errors is incorrect permissions. This means that the permissions set on the server are preventing you from accessing the requested resource. To fix this issue, you will need to contact the server’s administrator and request that they adjust the permissions to allow you access.

2. Malware or Virus

Another possible cause of HTTP 403 errors is malware or a virus. If your computer has been infected with a virus, it can prevent you from accessing certain websites or resources. To fix this issue, you will need to run a virus scan to detect any malicious programs and then remove them from your computer.

3. IP Address or Domain Restriction

Sometimes, servers will restrict access to certain IP addresses or domains. This means that if you are outside of the allowed IP address range or domain, you will not be able to access the requested resource. To fix this issue, you will need to contact the server’s administrator and request that they adjust the restrictions to allow you access.

4. Website Security

The last common cause of HTTP 403 errors is website security. If the website you are attempting to access has implemented security measures such as a password, you will need to provide the correct credentials in order to gain access.

If you are encountering HTTP 403 errors and cannot figure out why, it is best to contact the server’s administrator and request assistance. They will be able to troubleshoot the issue and provide you with the necessary information to fix the issue.

This glossary entry is part of the LoadForge Glossary. LoadForge provides load testing and stress tests for websites, APIs, databases and webservers. Sign up today to start testing.