Whether you’re looking to find a friend’s profile, checking to see if anyone is infringing on your copyrighted images, or hunting down the source of a viral meme, Facebook reverse image searching is a ...

When you upload photos to a Facebook album, each picture is assigned a unique identification number. This photo ID helps you single out an individual picture when you want to reference a specific ...

Facebook images are stored in galleries that organize each image. The actual URL of each individual image contains a number that uniquely identifies the profile of ...