DigiNotar breach INVOLVES DNS poisoning
DNS poisoning was presented as the best-supported theory for how users were redirected to the attacker's server, but the episode says this is not known definitively.
Uncertain Confidence 91% · Jack Rhysider EP 3 Details
“the best theory with the most supporting facts is he did a DNS poisoning attack”
“There’s no definitive proof that’s how the redirect happened.”