Botnet

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Europol takedown of Ramnit botnet frees 3.2 million PCs from cybercriminals' grasp

Ramnit botnet

In an international operation coordinated with multiple law enforcement and industry partners, Europol led a takedown of the infrastructure of the Ramnit botnet that infected 3.2 million Windows computers.

$3m reward offered for alleged Gameover Zeus kingpin

Evgeniy Mikhailovich Bogachev

The US State Department has offered a $3m reward for the arrest or conviction of alleged Gameover Zeus admin Evgeniy Mikhailovich Bogachev.

ZeroAccess click fraud botnet coughs back to life

ZeroAccess

The once-mighty "ZeroAccess" botnet is now only a shadow of its former self, but its reputation alone still makes it a headline grabber...

Cops arrest another man after Christmas PlayStation/Xbox DDoS

Arrest. Image courtesy of Shutterstock.

Police have arrested a second man in connection with the Lizard Squad's Grinch-like Christmas attack on gamers.

Barack Obama proposes shielding companies that share cyber threat data

Obama proposes new cybersecurity legislation to target identity theft, DDoS

President Obama on Tuesday proposed new cybersecurity legislation that would put cybercrime on par with racketeering and would protect companies from getting sued if they share computer threat data with the government.

Have the cops busted one of the Lizard Squad?

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The "Lizard Squad" took out Microsoft's and Sony's games networks on Christmas Day.

Everyone involved knew in advance that law enforcement would be *very* interested in whodunnit...

Information-stealing 'Vawtrak' malware evolves, becomes more evasive

Skull. Image courtesy of Shutterstock.

SophosLabs has recently observed some cunning changes made by the authors of the dangerous banking malware 'Vawtrak'.

James Wyke explains.

SSCC 172 - Ransomware's not dead! [PODCAST]

Here's the latest episode of our weekly security podcast.

News you can use!

Forget trick-or-treating – Kill a Zombie this Halloween

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The crooks can't have a botnet without the bots to join it.

So let's take their bots away!

Killing computer zombies is the perfect sort of altruism: you help the global internet community simply by helping yourself.

How bots and zombies work, and why you should care

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You probably have a firewall that blocks inbound network connections by default.

So how come cybercrooks can send commands to your computer if it's infected with a bot or zombie?

The "Dirty Dozen" SPAMPIONSHIP - who's got the biggest zombie problem?

Our latest quarterly SPAMPIONSHIP charts are out, showing which countries have the most zombies, and therefore send the most spam.

Take a look, and then ask yourself, "What can I do to help?"

Simple: Kill a Zombie today!

The EPIC edition - 60 Sec Security [VIDEO]

One less opt-in app, one more Android virus, and a bunch of EPIC failures...

All in this week's 60 Second Security.

Snowden: NSA working on 'MonsterMind' cyberwar bot

Snowden: NSA working on 'MonsterMind' cyberwar bot

The cyber defense system would instantly and autonomously neutralize foreign cyberattacks against the US and could also be used to launch retaliatory strikes. To do so, it would have to control and analyze all traffic entering the US - a chilling prospect that was the last straw, the whistleblower says.

SSCC 160 - That's not just any old malware - that's a TRUE VIRUS! [PODCAST]

Ready for listening...

Here's this week's Sophos Security Chet Chat podcast.

Android "Heart App" virus spreads quickly, author arrested within 17 hours

Q. How to attract the attention of the police if you're a bored student on summer vacation?

A. Write a virus that unleashes 20,000,000 SMSes, infects 100,000 devices, and steals personal data...

Monday review - the hot 20 stories of the week

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It's weekly roundup time!

Here's all the great stuff we've written in the past seven days.

The data breach apocalypse that wasn't - 60 Sec Security [VIDEO]

Malware, spam and hacking - and not all bad news, either!

Watch 60 Second Security for Aug 9, 2014...

SSCC 159 - What can we learn from the "honeybot"? [PODCAST]

For your listening pleasure!

Here's this week's episode of the Sophos Security Chet Chat podcast...

1.2 billion logins scooped up by CyberVor hacking crew - what you need to do

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Hackers have amassed a vast collection of stolen data, including 1.2 billion unique username/password pairs, by compromising over 420,000 websites using SQL injection techniques. This data haul may yet turn out to be a 'Heartbleed' moment for website owners who assume their sites are too small to be of interest to hackers.

How to send 5 million spam emails without even noticing

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Before you read the article, see if you can guess, to the nearest million, how many spams a 10,000-strong botnet might realistically send each week.

Commit yourself first, and then read the story of the SophosLabs "honeybot"!