Social networking sites have been a target of malicious botnet attacks for a while now. A recent such attack, called SIREN, has stormed Twitter by injecting malicious content in tweets and bios.
The latest report from the content distribution company shows that the number and overall scope of distributed denial of service attacks has gone up over the last year, even if that growth has slowed.
In light of the DDoS attack that utilized IoT devices to cripple huge swaths of the internet last October, the FTC has launched a contest to find creative ways to secure "smart" products.
Linux Mint users have received an update to the mintUpdate package which will alert users if they're infected with the TSUNAMI backdoor. The backdoor can give hackers remote access to systems.
Microsoft leads EST, FBI, Interpol and Homeland Security to victory in taking down the million strong Win32/Dorkbot. Over the last six months the malware had been infecting over 100,000 PCs a month.
Microsoft is said to have been "heavy-handed" after taking over around 23 domains run by No-IP to tackle malware. The takeover left millions of users unable to access No-IP services.
Continuing its fight against botnets, Microsoft has helped the FBI take down the GameOver Zeus botnet, which was one of the most active banking trojan of 2013 affecting thousands of computers.
Yahoo has revealed through their official blog that passwords for some accounts have been stolen and used to gain access to Yahoo Mail in an organized effort from unknown sources.
A California security firm says they have discovered the origin of a botnet which delivered over 750,000 malicious emails to home appliances, such as refrigerators, routers and televisions.
Microsoft has announced that due in part to the efforts of the company's Digital Crimes Unit, the creators of the criminal ZeroAccess botnet have now abandoned their activities.
Microsoft has revealed that it has disrupted a "rampant botnet" known as 'ZeroAccess' - which has so far infected almost two million PCs - in collaboration with the FBI, Europol and industry partners.
A botnet has gathered over two million passwords from infected machines and they are now circulating the web which means you should change your password if you think your account is affected.
Microsoft announced this week their recent operation to go after the Citadel criminal botnet has resulted in 88 percent of its servers being disrupted, with 40 percent of the PCs cleaned of malware.
Microsoft revealed this week that one of the many criminal botnets it has helped to shut down, the Rustock botnet, was accomplished because it was violating a 67 year old counterfeit law.
Microsoft claims to have freed "at least 2 million PCs" from the criminal Citadel botnet that it went after earlier in June, although the people behind the botnet are still at large.
Microsoft has revealed details of a joint operation with the FBI to disrupt over 1,400 Citadel botnets, which it claims have caused over $500 million in losses for individuals and businesses.
Microsoft has announced its Digital Crimes Unit will be using Windows Azure as the basis for its Cyber Threat Intelligence Program, made to offer information to ISPs on known botnet malware infections
A security "researcher" used vulnerabilities in embedded devices to create a huge botnet (dubbed Carna Botnet) that was then able to map out the Internet's IPv4 address range.
Microsoft has announced it has teamed up with antivirus company Symantec to shut down the Bamital botnet which included a raid today on web hosting facilities in Virginia and New Jersey.
The FBI has confirmed the arrest of 10 people over the Butterfly Botnet; a botnet that, peaking at more than 11 million machines infected, harvesting details on bank accounts and passwords.
Microsoft has announced it has settled its case against Andrey N. Sabelnikov, which the company previously accused of being part of the now shut down Kelihos botnet.
Microsoft has announced it has reached a settlement with the owner of a website domain that hosted the Nitol botnet. The domain owner will now help Microsoft to block PC access to the botnet.
Microsoft announced today that its Digital Crimes Unit got permission from a US federal court to go after 500 different versions of malware and disrupt the Nitol botnet.
One month after the takedown of one of the largest botnets, levels of spam messages have returned back to “normal”. The spam industry is adapting to new ways of doing business, experts warn.
The Grum botnet, which may have been responsible for generating as much as 35 percent of spammed emails worldwide, was taken down earlier this week after being in operation for four years.
Google is disputing a recent claim from a Microsoft engineer that there is a botnet based on using malware-infected Android devices, with Google claiming that malware on PCs are to blame.
A Microsoft engineer named Terry Zink has discovered evidence of a botnet using malware infected Android devices to send out spammed emails to others via Yahoo Mail.
Microsoft said this week it has named two defendants in its efforts to shut down the Zeus botnet and that it will be sending its evidence over to the FBI for review.
Mountain View plans to warn users visiting its services and web sites if their PC is infected. Soon the temporary servers will go down, and so the Internet connection will too.
A new report claims that Google has been issued a subpoena in the ongoing Zeus botnet case by Microsoft and is asking a number of people with Google accounts to turn over documents.
Apple has now released a Java security update for Mac OS X that is designed to get rid of most of the variants of the Flashback malware that infected hundreds of thousands of Mac PCs.
Apple has posted word on its support pages that it is working on a way to remove the Flashback malware that was found on a botnet with Macintosh computers last week.
A discovery made by Doctor Web has suggested that over half a million Macintosh machines could be caught in a botnet.
Yet another organized botnet, this time based on the Kelihos.B malware, has been shut down. The botnet reportedly had a network that spanned over 110,000 different PCs.
Microsoft has announced that its Digital Crimes Unit has participated in a raid of a criminal botnet earlier this month that installed variants of the Zeus malware.
Microsoft named a new defendant in the legal case regarding the Kelihos botnet, following the dismissal of the case against the original defendants last October.
Microsoft has dismissed a lawsuit and reached a settlement against the defendants who were suspected of helping to run the Kelihos botnet that Microsoft helped to shut down in September.
The FBI is getting info from Microsoft to help them go after the person allegedly in charge of the Rustock botnet that had infected millions of PCs all over the world earlier this year.
Microsoft has been diligently pursing the Rustock botnet and earlier this year they took down the Rustock botnet which was responsible for as many as 30 billion spam messages per day. It was yet another...
Yesterday we reported on the seizing of hard drives and other equipment belonging to the Rustock botnet. This was a major victory for Microsoft. Email addresses were found on the hard drives. In addition, there...