How to Hide Malware with a Digitally Signed Executable

Deep Instinct reveals flaw that could potentially enable a security certificate bypass in Microsoft applications.

88 Percent of All Ransomware Targets the Healthcare Sector

The education sector comes second at 6 percent, according to a recent report.

U.S. Dept. of Health and Human Services Publishes New Guidance on Ransomware

'Organizations need to take steps to safeguard their data from ransomware attacks,' says Office for Civil Rights director Jocelyn Samuels.

Massive Ransomware Attack Hits Millions of Microsoft Office 365 Users

Approximately 57 percent of all organizations using Office 365 were hit by the attack.

BluVector Takes Aim at Security Bug Hunting

[VIDEO] Former top IBM security exec, Kris Lovejoy, now president of BluVector by Acuity discusses what her new firm's tech is all about.

TeslaCrypt Ransomware Shuts Down, Releases Master Key

ESET has made a free decryption tool available to those affected.

SWIFT Acknowledges Major Malware Attack on Second Bank

The attack is 'part of a wider and highly adaptive campaign targeting banks,' according to SWIFT.

Michigan Utility, German Nuclear Plant Infected with Malware

The system used to monitor fuel rods at the nuclear plant was infected with several viruses, and the utility was hit by a ransomware attack.

IBM Researchers Warn of New GozNym Banking Trojan

The malware has already been used to steal $4 million from banks in the U.S. and Canada.

Four Hospitals Infected with Ransomware

Despite what Kentucky Methodist Hospital described as an 'internal state of emergency,' none of the hospitals paid the ransoms demanded.

Major Ransomware Campaign Hits Leading Websites Including MSN, BBC, AOL

Tens of thousands of users may have been infected in a matter of hours.

New KeRanger Ransomware Targets Mac OS X

The malware was signed with a valid Mac app development certificate.

Vulnerabilities In Popular Software Surged by 60 Percent in 2015

And exploits rose by almost 40 percent, according to a recent Bromium report.

Emsisoft Warns of New 'Ransom32' JavaScript Ransomware

The ransomware, which is the first to be programmed entirely in JavaScript, HTML and CSS, was developed using the NW.js platform.

Android Tablets Sold on Amazon Infected with Cloudsota Trojan

The tablets have been sold and delivered to over 17,000 customers in more than 150 countries.

Ransomware Is Now the Leading Mobile Malware Threat

And porn sites are now the top mobile infection vector, according to Blue Coat.

CryptoLocker Spawns Endless, Awful Variants

CryptoLocker is the granddaddy of ransomware, and thieves are developing new and more dangerous variants of it.

Cisco Disrupts Infrastructure Behind $60 Million Ransomware Campaign

The researchers found that 'an inordinate number of proxy servers' used by the Angler Exploit Kit were on servers belonging to Limestone Networks.

Millions Infected by Malware in Apple App Store

The malware is capable of launching phishing attacks and stealing data from the user's clipboard.

225,000 Apple Credentials Stolen via New iOS Malware

It's the 'largest known Apple account theft caused by malware,' according to Palo Alto Networks researchers.