Some browser extensions, such as Facebook Profile Picture Viewer, claim to allow users to view private Facebook profile pictures. However, these extensions are not recommended as they may:
When security researchers test Facebook’s infrastructure, they look for "IDOR" vulnerabilities (Insecure Direct Object References). These are flaws where you change a number in the URL to access someone else's private data.
Yes, it is that simple. The "exclusive view" you are searching for is called . Facebook’s privacy model is binary: Friends see more; non-friends see less.