Metadata is data about data. Thus, it provides information about data. Examples for metadata are file size, time and date of creation, means of creation of data etc. Every day, we deal with it, but no one really cares about it. Sometimes, metadata gives us more information than the data itself.

But which devices generate metadata? How often do we use it? One of the largest producers of metadata are our smartphones. For this article we will check which metadata cameras or smartphones save in each picture we take. Normally, a picture is shot and then there is the look for the next one or it will be shared on a social media platform. Most people want to share the nice side of life with their friends. Continue reading →