A Belgian security researcher has discovered a "serious weakness" in the WPA2 security protocols used to encrypt many WiFi communications. Attackers can exploit the flaws to eavesdrop as well as potentially inject code such as malware or ransomware into WiFi-connected systems. Prepare for patches.
The Dark Overlord, a hacking group that hijacks data from businesses and holds it for ransom, is now threatening school districts. The apparent intent isn't to get ransoms from schools per se, but to create a fear campaign designed to scare big businesses into paying the group's ransoms.
An Arkansas-based surgery center was recently hit by ransomware that rendered some imaging files, including X-rays, inaccessible. The incident points to the need to carefully assess the risks to all the diverse systems in use at healthcare organizations.
All the key players of a company's management group, including the CISO, need to be involved in the decision about whether to invest in cyber insurance, says Greg Markell of Ridge Canada Cyber Solutions, a cyber insurer.
Most organizations are good at collecting threat intelligence, but they struggle to operationalize it - and especially to use it for threat attribution. Arbor Network's Paul Bowen tells where organizations are commonly missing the mark.
In cryptocurrency we trust: The government of North Korea has been turning to bitcoin exchange heists and cryptocurrency mining - potentially using malware installed on other countries' systems - to evade sanctions and fund the regime, security experts say.
Although so far only about eight Indian firms have reported to authorities that they've been victimized by Locky ransomware, according to news reports, security experts say many more companies have likely been impacted.
Security experts often contend that potential damage from cyberattacks can be avoided if organizations just patch their systems. But Bank of the West Deputy Chief Security Officer David Pollino says applying patches sometimes is more easily said than done.
PrincessLocker ransomware is back, although it's less demanding than it used to be, with attackers decreasing the quantity of bitcoins they require to unlock forcibly encrypted files. Unusually, the ransomware is being spread by the RIG exploit kit.
A massive Locky ransomware campaign has been infecting devices via malware-laced spam messages as well as through fake Dropbox phishing pages. More than 23 million Locky spam email have been seen in just one 24-hour period.
Hospitals in Lanarkshire, Scotland, are continuing to recover following an outbreak involving a new variant of Bitpaymer ransomware. Security experts say the malware often gets spread via brute-force attacks against endpoints running remote desktop protocol software.
A list of weak credentials for vulnerable Internet of Things devices has prompted a new effort to notify their owners. The fear is of another mass, IoT-fueled DDoS attack along the lines of last year's Mirai attacks.