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week in review
Week in review: Records allegedly stolen from Azure tenants, Medusa ransomware hits 500+ orgs

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Windows 11’s strongest security defenses can be bypassed without a …

Microsoft Entra ID
Critical Microsoft Entra ID vulnerability exploited in the wild (CVE-2026-69836)

Microsoft has patched a critical remote code execution vulnerability (CVE-2026-69836) in Entra ID, reportedly exploited in the wild. Entra ID is Microsoft’s cloud …

Eye
Attackers impersonate popular AI brands to spread malware

Attackers are impersonating popular AI brands like Perplexity, Claude, ChatGPT, and Copilot to spread information stealers, backdoors, malicious browser extensions, and other …

Citrix
Citrix urges customers to fix critical NetScaler authentication bypass (CVE-2026-19490)

Citrix has patched two vulnerabilities in NetScaler ADC and NetScaler Gateway, including a critical authentication bypass flaw tracked as CVE-2026-19490, and is urging …

financial crime
A $25 template helped scammers build hundreds of phantom bank domains

A phrase on a suspicious website turned into an investigation of phantom banks built to support scams, according to new research from Allure Security. Molly DeQuattro, the …

access
Nearly half of enterprises have no one leading PQC migration

Enterprises believe they are prepared for the security challenges posed by quantum computing, but gaps in ownership, testing and visibility could complicate their transition …

Infosec products of the week
New infosec products of the week: August 21, 2026

Here’s a look at the most interesting products from the past week, featuring releases from F5 Networks, Intezer, Netscout, and Tufin. NETSCOUT expands Adaptive DDoS Protection …

AWS
AWS limits AI agents’ data access, even when manipulated

AWS has detailed an approach for propagating user authorization context through AI agents, allowing access controls to be enforced by infrastructure and downstream services …

danger
Fake Gemini installer delivers Vidar infostealer via Google Colab lure

A malicious executable masquerading as a Google Gemini installer was used to deliver the Vidar infostealer on a company network in the EMEA region, according to Darktrace …

OpenAI
OpenAI previews privacy-focused system for detecting AI misuse

OpenAI is previewing Private Safety Processing with early customers seeking greater certainty about how their data will be protected as AI systems become more capable. The …

critical infrastructure
US agencies warn of AI-powered attacks on Siemens industrial controllers

Threat actors are using AI to write exploit scripts targeting internet-exposed Siemens S7 Series programmable logic controllers (PLCs) used across water, energy, …

espionage
US charges 17 Iranian hackers over 31-terabyte academic data theft

The U.S. has charged 17 alleged members of Mabna Institute, an Iranian hacking-for-hire company accused of running a years-long campaign that stole data from American …

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