New Zealand's stock exchange, NZX, recently fell under a massive distributed denial-of-service attack that was part of an extortion attempt. Security specialist Daniel Ayers breaks down what went wrong and how other organizations can avoid similar issues.
Since March, the operators behind ProLocker ransomware have focused on targeting large enterprise networks with ransomware demands sometimes exceeding $1 million, the security firm Group-IB reports. The gang has recently started to use the Qbot banking Trojan.
The U.S. Cybersecurity and Infrastructure Security Agency is warning of an increase in targeted distributed denial-of-service attacks against financial and government organizations worldwide. And security firms also are tracking the incidents in these and other sectors.
In the three years since Equifax suffered a massive data breach, the consumer credit reporting firm says it has worked tirelessly to overhaul the security shortcomings that allowed the breach to happen. Equifax CISO Jamil Farshchi and other security experts weigh in on important lessons learned.
The New Zealand Stock Exchange resumed trading in the early afternoon on Friday after the impacts of distributed denial-of-service disruptions reverberated into a fourth day. The hobbling of the exchange's trading has demonstrated that DDoS attacks remain an unpredictable threat.
Cybersecurity professionals expect a spike in ransomware attacks against school districts and universities this fall as new hybrid learning environments go online and unpatched equipment that has spent months in the homes of students and faculty is reconnected to school networks.
Ransomware gangs are increasingly not just claiming that they'll leak data if victims don't pay, but following through. On average, about a quarter of all successful ransomware attacks feature a gang claiming to have first stolen data. But in recent months, the number of gangs actually doing so has surged.
Ransomware-wielding gangs continue to rack up new victims and post record proceeds. That's driving new players of all sizes and experience to try their hand at the crypto-locking malware and data-exfiltration racket.
Endpoint devices have multiplied exponentially across the enterprise landscape in 2020 - and so have endpoint security challenges. Following a recent virtual roundtable discussion of the topic, Kaspersky's Dipesh Kaura weighs in on how to improve endpoint detection and response.
Carnival Corp., the world's largest cruise ship company, is investigating a ransomware attack that likely compromised customer and employee data, according its filing with the SEC. It's the company's second security incident this year.
Copycats using well-known threat actor names, such as Fancy Bear and Armada Collective, are launching extortion campaigns tied to distributed denial-of-service attacks against financial institutions, according to Akamai's Security Intelligence Research Team.
Ransomware gangs continue to see bigger payoffs from their ransom-paying victims, driven by "big-game hunting," data exfiltration and smaller players seeking larger returns, according to ransomware incident response firm Coveware.
The latest edition of the ISMG Security Report analyzes why Barclays is being investigated for allegedly spying on its employees. Also featured: How the pandemic is affecting CISOs; an FBI assessment of nation-state threats to U.S. election.
Yet another ransomware-wielding gang has threatened to steal and leak the data of any victims who refuse to pay a ransom: The operators of Avaddon ransomware have created a dedicated data-leak site that already lists a construction firm victim, and the gang continues to recruit new affiliates.
Jeanette Manfra served under three presidents as one of the top U.S. government cybersecurity leaders. Now in her new role with Google Cloud, she draws upon her public sector experience to help agencies in their cloud adoption.