Last week, Microsoft took aim at more than 1,400 Citadel botnets by sinkholing their command and control infrastructure.
What was the actual effect of this takedown? SophosLabs takes a look...
Microsoft just announced the successful disruption of 1462 "Citadel" botnets.
You read that correctly!
Not a botnet of 1462 computers, but 1462 separate botnets...
The latest high-profile organisation to fall victim to cybercriminals is the US television network NBC.
NBC's website was "owned" and used as a go-between in a campaign to infect online visitors automatically.
A new variant of the prevalent Citadel crimeware kit has been discovered to target Point of Sale (POS) devices. Find out more, in this analysis from SophosLabs expert James Wyke.
Ever since the source code of Zeus/Zbot leaked in May 2011, many new variants have appeared.
One particularly prevalent example is Citadel.
James Wyke of SophosLabs puts it under the microscope....
Many of you have been asking us about the Reveton ransomware, which claims that the FBI has fined you, and locks you out of your PC until you pay up.
Learn what it looks like, and what to do if you or one of your friends and family encounter it...