Hacking emails of authoritative users is usually accompanied by debates about the identity of such email correspondence that became available on the Internet. Until now, we thought that a correct DKIM signature indicates at the author of the correspondence containing this signature. But can we trust this authentication mechanism? Vulnerabilities in Google, Yandex and Mail.Ru will be discussed at the international information security forum Positive Hack Days IV, which will be held on May 21 and 22 in Moscow.
