"SecurityWeek's cybersecurity news roundup provides a concise compilation of noteworthy stories that might have slipped under the radar. We provide a valuable summary of stories that may not warrant an entire article, but are nonetheless important for a comprehensive understanding of the cybersecurity landscape. Each week, we curate and present a collection of noteworthy developments, ranging from the latest vulnerability discoveries and emerging attack techniques to significant policy changes and industry reports. Here are this week's stories:"
"Cloudflare's Q4 2025 DDoS threat report details a massive network-layer attack that peaked at 31.4 Tbps and lasted 35 seconds, marking the largest ever recorded. This incident formed part of a broader surge, with total DDoS attacks rising 121% over the year to 47.1 million. Network-layer threats made up 78% of Q4 incidents, while hyper-volumetric attacks grew 40% from the prior quarter."
Linwei Ding, a former Google software engineer, was convicted by a federal jury in San Francisco on seven counts of economic espionage and seven counts of theft of trade secrets for stealing Google's AI confidential information for China's benefit. ESET released patches for two high-severity local privilege escalation vulnerabilities in Windows products: CVE-2025-13176 in ESET Inspect Connector and CVE-2025-13818 in the ESET Management Agent, with no evidence of in-the-wild exploitation. Cloudflare reported a network-layer DDoS attack that peaked at 31.4 Tbps and lasted 35 seconds; total DDoS attacks rose 121% year-over-year to 47.1 million and hyper-volumetric incidents grew 40% quarter-over-quarter. A redacted Department of Justice document shows a 2017 confidential informant told the FBI that Jeffrey Epstein had a personal hacker.
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