Organizations should be on guard for attacks involving an apparent variant of Hermes ransomware - dubbed Ryuk - that attempts to encrypt network resources. It has already victimized several global organizations in the U.S. and elsewhere, according to a federal alert, which offers mitigation advice.
A recent hacker attack targeting a revenue cycle management software and services vendor, which impacted more than 31,000 patients at 11 healthcare organizations, illustrates the potentially broad security risks posed by business associates.
Officials from Facebook and Twitter appeared before a Senate committee Wednesday to defend their efforts to combat influence operations. Meanwhile, the Trump administration launched a broadside against social media, with President Trump accusing them of meddling in the 2018 midterm elections.
Unknown attackers are intercepting every piece of data handled by more than 7,500 routers made by MikroTik, while also using another 239,000 compromised routers to serve as proxies, researchers say. It's a continuation of a wave of attacks that exploit a vulnerability patched by MikroTik in April.
Keeping endpoint security up to date is a struggle for small to mid-sized companies that have less resources than larger companies, yet have the same risk of attack. And that risk is only increasing. In 2017, the number of ransomware attacks increased by 30x and the number of breaches increased by 40%.
A recent incident involving a chronic care management company spotlights how paying a ransom to recover decryption keys from ransomware attackers can put sensitive data at additional risk. Security experts offer insights on how to prepare for the many challenges posed by attacks.
A cybercrime gang called "Silence," which appears to have just two members, has been tied to attacks that have so far stolen at least $800,000, in part via ATM jackpotting or "cash out" attacks, warns cybercrime investigation firm Group-IB.
While tech-support scams have proliferated for years, the FBI says losses tied to such fraud are now higher than ever. Google has pledged to crack down on fake tech-support listings. But fraudsters regularly employ a variety of channels, including cold calls, pop-up windows and phishing emails.
Ransomware creators, having already created "themes" for their crypto-locking malware ranging from Pokemon and horror movies to princesses and Donald Trump, have now debuted "Barack Obama" ransomware. In a sign of the times, the ransomware doubles as a monero cryptocurrency miner.
Plaintiffs in a class action suit against Premera Blue Cross allege the company willfully destroyed a computer that may have shown that attackers actually removed data from its systems during a 2014 intrusion. Premera contends the computer, dubbed A23567-D, was "unintentionally" tagged end of life and destroyed.
CISOs should ask tough questions of vendors that claim to offer machine learning and artificial intelligence capabilities so they can cut through the marketing hype to find out what's real, says Sam Curry of Cybereason.
Blockchain is one of 2018's top buzzwords, but - cryptocurrency usage aside - the technology's practical applications are more hype than reality, says Gartner's Avivah Litan. But that doesn't mean blockchain lacks promise.
The EU's General Data Protection Regulation, which has tough breach notification requirements, is spurring global interest in technologies to help prevent insider breaches, says Tony Pepper of Egress Software Technologies.