Ransomware attacks targeting small and medium-sized businesses (SMBs) have reached alarming levels, with a recent UK government survey revealing that 1% of organizations reported such incidents, affecting approximately 19,000 entities. This marks a significant increase from the previous year, highlighting a troubling trend where nation-state actors are increasingly focusing on SMBs due to their often inadequate cybersecurity measures. The survey also indicates a decline in board-level cybersecurity responsibility, with only 27% of businesses having a cyber specialist on their board, down from 38% four years ago. As the frequency of ransomware incidents decreases, the cost per incident is rising, emphasizing the need for resilience-focused security measures.

In addition to ransomware, a vulnerability in Google's OAuth system has been exploited by phishers to create sophisticated attacks that mimic legitimate emails from Google. This DKIM replay phishing attack allows hackers to bypass security checks, making it difficult for users to detect scams. A notable case involved a developer receiving a fraudulent email that appeared to be a legitimate security alert. This incident underscores the importance of updating security awareness training, as traditional methods may not adequately prepare users for such advanced phishing techniques.

Another significant security concern arose from a flaw in Gladinet's Centristack file-sharing platform, which allows remote code execution due to a deserialization issue linked to hard-coded cryptographic keys. This vulnerability has already been exploited in multiple cases, raising alarms within the cybersecurity community. Gladinet has advised customers to upgrade or change their keys to mitigate potential threats. Additionally, Microsoft acknowledged a flaw in its Intune device management tool that inadvertently allowed unauthorized Windows 11 upgrades, prompting organizations to revert affected devices.

On a different note, Wikipedia has partnered with Kaggle to create a machine-readable dataset of its content for training AI models, addressing the challenges posed by content scraping. This initiative aims to manage the rising costs associated with non-human traffic while protecting contributors' rights under Creative Commons licensing. Meanwhile, concerns have emerged regarding the impact of AI on human intelligence, with studies indicating that reliance on AI tools may inhibit critical thinking skills, particularly among younger users. As organizations navigate the complexities of AI integration, the need for resilient systems that can adapt to these changes becomes increasingly critical.

Four things to know today

00:00 Ransomware Evolves: Targeting Improves, Board Accountability Wanes, and SMBs Face Growing Geopolitical Risk

03:32 Secure by Default? Not This Week — Google, Microsoft, and Gladinet Say Otherwise

07:32 Wikipedia Feeds the AI Beast—But Wants to on Its Own Terms

10:04 AI Overload: How Education, Cognitive Skills, and Enterprise Strategy Are Buckling Under Pressure

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