Young computational biologist named Yaniv Erlich shocked the research world by showing it was possible to unmask the identities of people listed in anonymous genetic databases using only an Internet connection
Paper: http://science.sciencemag.org/content/early/2018/10/10/science.aau4832
More at https://www.wired.com/story/genome-hackers-show-no-ones-dna-is-anonymous-anymore/
