Was Microsoft’s takedown of Citadel effective?
A posting from Naked Security: As we mentioned last week, Microsoft recently fought back against more than 1,400 Citadel botnets by sinkholing their Command and Control (C&C) infrastructure. SophosLabs has been monitoring Citadel for some time, including individual botnets such as those targeting Canadian institutions, so I decided to take a closer look at the impact of the […]