Some of the websites are blocked due to the entries created in SafeSquid configuration. We don't know which security filter is reason for blocking. We need to identify the filter and based on that create the new entry to allow the blocked website or you can modify the existing entry.
Prerequisites
You must have knowledge of what are the different types of security filters available in SafeSquid.
Finding the reason for blocking
You can find the reason for blocking by using two ways
Profiles
If the website blocked with Access profile rules you should get SafeSquid blocked template and 403 status code.
Read more about Provide_Access_To_The_Block_Listed_Website
Text Analyzer
If the website blocked with Text Analyzer you should get SafeSquid blocked template and 403 status code.
Image Analyzer
Image Analyzer blocks the inappropriate images by using their Threshold score.
Read more about Unblock the website which is blocking with image analyzer
Cookie filter
Cookie filter blocks the logins to the websites.
Read more about Unblock the website which is blocking with cookie filter
Elevated Privacy
Elevated privacy blocks the third-party cookies
Read more about Unblock the website which is blocking with elevated privacy
Read more about Unblock the website which is blocking with header filter
SSL errors
Read more about Unblock the website which is blocking with ssl errors