Blog – Page 546 – Cyber Mike

Anthropic Disrupts AI-Powered Cyberattacks Automating Theft and Extortion Across Critical Sectors

Anthropic on Wednesday revealed that it disrupted a sophisticated operation that weaponized its artificial intelligence (AI)-powered chatbot Claude to conduct large-scale theft and extortion of personal data in July 2025.
“The actor targeted at least 17 distinct organizations, including in healthcare, the emergency services, and government, and religious institutions,” the company said. “

Why zero trust is never ‘done’ and is an ever-evolving process

Zero trust isn’t a project you finish—it’s a cycle that keeps evolving. From supply chain exploits to policy drift, resilience requires continuous testing and adaptation. Learn how Specops Software supports this journey with tools that make it easier. […]

ShadowSilk Hits 36 Government Targets in Central Asia and APAC Using Telegram Bots

A threat activity cluster known as ShadowSilk has been attributed to a fresh set of attacks targeting government entities within Central Asia and Asia-Pacific (APAC).
According to Group-IB, nearly three dozen victims have been identified, with the intrusions mainly geared towards data exfiltration. The hacking group shares toolset and infrastructural overlaps with campaigns undertaken by threat

CISA and Partners Release Joint Advisory on Countering Chinese State-Sponsored Actors Compromise of Networks Worldwide to Feed Global Espionage Systems

Citrix Patches Exploited NetScaler Zero-Day

Zero-day exploited in the wild forces Citrix and CISA to push emergency patch deadlines for federal agencies.

The post Citrix Patches Exploited NetScaler Zero-Day appeared first on SecurityWeek.

PromptLock: First AI-Powered Ransomware Emerges

Proof-of-concept ransomware uses AI models to generate attack scripts in real time.

The post PromptLock: First AI-Powered Ransomware Emerges appeared first on SecurityWeek.

Cyber News

Anthropic Disrupts AI-Powered Cyberattacks Automating Theft and Extortion Across Critical Sectors

Why zero trust is never ‘done’ and is an ever-evolving process

ShadowSilk Hits 36 Government Targets in Central Asia and APAC Using Telegram Bots

Healthcare Services Group data breach impacts 624,000 people

Nevada State Offices Closed Following Disruptive Cyberattack

Infostealers: The Silent Smash-and-Grab Driving Modern Cybercrime

CISA and Partners Providing Real-Time Incident Response to Cyber Attack on State of Nevada

CISA and Partners Release Joint Advisory on Countering Chinese State-Sponsored Actors Compromise of Networks Worldwide to Feed Global Espionage Systems

Citrix Patches Exploited NetScaler Zero-Day

PromptLock: First AI-Powered Ransomware Emerges