GEDmatch

GEDmatch is a public website and online service with DNA and genealogy tools for comparing autosomal DNA in personal family research and for law enforcement in forensic investigative research. Users upload their DNA data files from various genealogy testing companies, and the data is used for DNA comparison of other users and by law enforcement, putting GEDmatch in focus of news media and regulatory bodies for their failure to protect user data privacy and allowing law enforcement to compare DNA