Tim Greene

Executive Editor

Tim Greene covers security and keeps an eye on Microsoft for Network World.

Another IoT botnet with pieces of Mirai embedded can do DDoS from 100k devices

Next-gen  IoT botnet Hajime nearly 300K strong

Next-gen IoT botnet Hajime nearly 300K strong

The Hajime botnet is nearly 300,000 strong, making it a latent threat nearly as powerful as the notorious Mirai botnet that devastated some high-profile websites last fall, leading some to think the internet had been broken.

U.S. military wants white-hat hackers to target its cyber security systems

U.S. military wants white-hat hackers to target its cyber security systems

The U.S. Air Force is seeking vetted hackers to probe its public Web sites while a top Pentagon official is considering a similar program to test sensor networks used for HVAC and other physical systems.

Travelers enlists Symantec to advise cyber insurance customers

Travelers enlists Symantec to advise cyber insurance customers

The Travelers insurance company is offering free risk assessment advice from Symantec as a way to help lower their liability and get lower premiums.

McAfee: Trend indicates 2017 will be bumper year for new malware

McAfee: Trend indicates 2017 will be bumper year for new malware

A cycle of increasing new malware is well underway and could last the rest of this year if a trend established over the past two years continues.

Privacy rollback can cause headaches for corporate security pros

Privacy rollback can cause headaches for corporate security pros

Corporate security pros can add a new task to their busy days: handling panicky employees worried about privacy who are using the onion router (Tor) browser as a way to protect their online activity.

Non-malware attacks grow – there are tools for IT security to fight back with

Non-malware attacks grow – there are tools for IT security to fight back with

More and more attackers are carrying out their work without using malware so they can evade detection by traditional, file-based security platforms, which presents a tough problem for security pros trying to defend against them.

FBI warns of attacks on anonymous FTP servers

FBI warns of attacks on anonymous FTP servers

The FBI warns that attackers are targeting vulnerable FTP servers used by small medical and dental offices as a way to obtain medical records and other personal information.

FBI warns of attacks on anonymous FTP servers

FBI warns of attacks on anonymous FTP servers

The FBI warns that attackers are targeting vulnerable FTP servers used by small medical and dental offices as a way to obtain medical records and other personal information.

 Consultant urges never pay ransomware demands

Consultant urges never pay ransomware demands

When ransomware criminals lock up files and demand payment to decrypt them, don’t pay but be prepared with backup.

Blockchain can help secure medical devices, improve patient privacy

Blockchain can help secure medical devices, improve patient privacy

If implemented properly, blockchain can help secure medical devices and improve patient privacy, but the key is proper implementation, according to a top security pro at Partners Healthcare.

Double Agent attack can turn antivirus into malware

Double Agent attack can turn antivirus into malware

An attack discovered by Cybellum called Double Agent can take over antivirus software on Windows machines and turn it into malware that encrypts files for ransom, exfiltrates data or formats the hard drives.

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