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Ransomware Targets ESXi Systems via Stealthy SSH Tunnels for C2 Operations

Ransomware Targets ESXi Systems via Stealthy SSH Tunnels for C2 Operations

Jan 28, 2025Ravie LakshmananRansomware / Threat Intelligence Cybersecurity researchers have found that ransomware attacks targeting ESXi systems are also leveraging the access to repurpose the appliances as a conduit to tunnel traffic to command-and-control (C2)… 

How Long Does It Take Hackers to Crack Modern Hashing Algorithms?

How Long Does It Take Hackers to Crack Modern Hashing Algorithms?

While passwords remain the first line of defense for protecting user accounts against unauthorized access, the methods for creating strong passwords and protecting them are continually evolving. For example, NIST password recommendations are now prioritizing… 

E.U. Sanctions 3 Russian Nationals for Cyber Attacks Targeting Estonia’s Key Ministries

E.U. Sanctions 3 Russian Nationals for Cyber Attacks Targeting Estonia’s Key Ministries

Jan 28, 2025Ravie LakshmananCybersecurity / Cyber Espionage The Council of the European Union has sanctioned three individuals for allegedly carrying out “malicious cyber activities” against Estonia. The three Russian nationals – Nikolay Alexandrovich Korchagin, Vitaly… 

Top-Rated Chinese AI App DeepSeek Limits Registrations Amid Cyberattacks

Top-Rated Chinese AI App DeepSeek Limits Registrations Amid Cyberattacks

Jan 28, 2025Ravie LakshmananArtificial Intelligence / Technology DeepSeek, the Chinese AI startup that has captured much of the artificial intelligence (AI) buzz in recent days, said it’s restricting registrations on the service, citing malicious attacks.… 

Apple Patches Actively Exploited Zero-Day Affecting iPhones, Macs, and More

Apple Patches Actively Exploited Zero-Day Affecting iPhones, Macs, and More

Jan 28, 2025Ravie LakshmananVulnerability / Endpoint Security Apple has released software updates to address several security flaws across its portfolio, including a zero-day vulnerability that it said has been exploited in the wild. The vulnerability,…