PracticeDigital and CyberOne scored question.Certificate transparency logs show a subdomain that never appeared in public DNS. What can be concluded?The subdomain was created to conceal infrastructure from investigatorsA certificate was issued for that name then, and nothing moreThe certificate authority failed to validate the request properlyThe subdomain is currently live and reachable on the internetKeys 1 to 4Tested in Passive Research and Its Limits
