Facebook Referrer Url. Referrer policy is used to maintain the security and privacy of source account while fetching resources or performing navigation. A link shim is a tool that was created by facebook in 2008 and protects facebook users from malicious urls.
C# program to find the visitor referrer url, it can be used in asp.net or razor to find the source location of the user. While i’ll provide details on that, you don’t necessarily need. A link shim is a tool that was created by facebook in 2008 and protects facebook users from malicious urls.