A geo-tagged image is an image which holds geographical identification metadata. This data consists of latitude and longitude co-ordinates (sometimes altitude also). Though there are some extremely powerful tools available for extracting geo-tag information from geo-tagged images but the insight knowledge of how a tool actually works and gets the data for us is always a plus.
We know validation is core of any forensics. One may use other tools and/or manually extract the data at byte level to validate the findings. This article exhibits how to go about parsing geo-tags of the images at byte level…