SentryDigest

Large-scale DDoS attacks disrupted Threema secure messaging service

Multiple distributed denial-of-service (DDoS) attacks targeted the Threema secure messaging service earlier this week, causing severe disruptions to communications…

New AmnesiaStealer macOS malware hijacks browser sessions via remote control

A new information-stealing malware called AmnesiaStealer, which targets macOS users via ClickFix attacks, includes a streaming module that allows the attacker to interactively control the victim's web browser…

New Evooo1Bot Linux botnet turns routers into traffic relay nodes

A new Mirai-based modular Linux botnet malware called Evooo1Bot has been targeting internet-facing gateway devices, turning them into SOCKS5 traffic relay nodes…

How Anthropic plans to watermark Claude's AI-generated text

It could soon become easier to identify AI-generated content, even if it's not the usual "It's Not X, it's Y" type of post you'd come across on LinkedIn and other socials…

Mission-Driven Security: Inside a Global Bank's Defense

Hackers arrested over €30M bank fraud exploiting service provider flaw

Four cybercriminals were arrested in Brazil, and three others were charged in Europe over allegations that they exploited a vulnerability at a service provider, allowing them to withdraw funds from Commerzbank customers' bank accounts…

Amid AI-Driven Bug-Hunt Tsunami, NIST Looks to … AI

Driven by AI-augmented research and scanning, vulnerability volumes continue to surge, driving the National Institute of Standards and Technology to ask whether AI could be the answer.

Scottish Govt Suffers Potentially Widening Data Breach at Prosecutor's Office

One Caledonian government agency reported a breach, thanks to a third party that may have serviced other agencies as well.

Hackers exploit macOS Screen Sharing flaw to deploy Monero miner

The Netherlands' National Cyber Security Centre (NCSC) is warning that hackers are actively exploiting a macOS authentication bypass vulnerability after public exploit code emerged…

The Modern Attack Chain: Rethinking Google Workspace Security in the Age of AI

Google Workspace attacks do not always begin with phishing. Stolen OAuth tokens can provide another path into Gmail, Drive, and connected systems. Material Security explains why organizations need defenses that cover the entire Workspace attack chain…

What Boards Need to Know About Tech Risk

Why do so many boards underestimate technology risk until it becomes a crisis?

Max severity SAP Commerce Cloud flaw now targeted in attacks

A maximum-severity SAP Commerce Cloud remote code execution vulnerability patched three days ago is already being targeted in attacks, according to threat intelligence company Defused…

Cyera's Oasis Security Buy Is All About AI Agent Control

The $1 billion deal aims to converge data security and identity into a single control plane for agents, with privileged access redefined around business context rather than static roles.

Shell investigates 'potential incident' after Clop data theft claims

Oil giant Shell has confirmed it is investigating a potential security incident after the Clop ransomware gang claimed it stole 89GB of data…

Who’s Tracking You? Use This New Service to Find Out

RingCentral data breach exposed info of 1.6 million accounts

The ShinyHunters extortion group stole personal information from 1.6 million RingCentral accounts after hacking the company in July, according to the data breach notification service Have I Been Pwned…

Data analyst sent to prison for stealing data, extorting employer

A former data analyst contractor for Brightly Software has been sentenced to two years in prison for targeting his employer in a $2.5 million extortion scheme…

Apple sends new ‘Threat Notification’ alerts over mercenary spyware attacks

You're not alone if you just received an "Apple Threat Notification" saying it detected a "mercenary spyware attack targeted at your iPhone."…

Ukraine shuts down 94 fraudulent call centers, seize millions in cash

Authorities in Ukraine shut down 94 fraudulent call centers across the country that lured people into investment scams or tried to obtain access to bank accounts…

Akira hackers disable EDR with Safe Mode, steal data but fail to encrypt

An Akira ransomware affiliate disabled the endpoint detection and response (EDR) solution on a compromised system by restarting the machine into Safe Mode with Networking…

Global Threat Campaign Hits Critical VMware vCenter Flaw

Exploitation against CVE-2026–59310 began earlier this month, and patching the vulnerability may not be enough to fully mitigate the threat.

Hackers breach govt webmail while running parallel crypto fraud

The Jewelbug hacker group has been carrying out espionage operations targeting governments and militaries while also engaging in cryptocurrency fraud…

Microsoft patches LegacyHive Windows zero-day vulnerability

Microsoft has released security patches to address a Windows zero-day vulnerability known as "LegacyHive," disclosed after the July 2026 Patch Tuesday…

AI 'watermark removers' flood the web. Almost none can prove they work.

Multiple 'watermark removers' have surfaced days after Anthropic began watermarking text generated by Claude, including an open source project with over 4,500 GitHub stars and paid AI detection evasion services. None of the tools' claims about defeating the text watermark can be verified, as Anthropic has not released a detector…

'Jewelbug' APT Balances State Espionage & Cryptocurrency Theft

Researchers discovered hackers-for-hire performing cyber espionage and financially motivated heists from the same Web panel.

Belgium's eID Authentication Opens Citizen Accounts to RCE

The trust framework underlying Belgium's electronic ID system was fully compromised by severe vulnerabilities in a key browser extension, showcasing bigger problems with extensions in general.

Attackers Exploit SharePoint Authentication Bypass After Public PoC Release

Threat actors have begun to exploit a newly disclosed Microsoft SharePoint vulnerability following the release of a proof-of-concept (PoC) code. The vulnerability in question is CVE-2026-55040 (CVSS score: 9.1), which refers to a critical security feature bypass that stems from weak authentication. It was patched by Microsoft as part of its July 2026 Patch Tuesday updates. "The authentication…

Long-running Data Theft Campaign Targeting Salesforce, ServiceNow

The "City-Forum" campaign has been active since at least March 2025 and has targeted organizations across multiple sectors with custom tooling.

Lazarus Exploits Windows Zero-Day to Gain SYSTEM Access and Deploy Backdoor

The North Korean threat actor known as Lazarus Group has been attributed to the zero-day exploitation of a newly patched security flaw impacting Microsoft Windows to deliver a never-before-seen backdoor targeting defense and aerospace companies across France, Germany, Brazil, and India. The activity, per Check Point Research, is part of Operation Dream Job, a long-running cyber espionage and…

Walmart Takes a 'Trusted Agent' Approach to Purple Teaming

Walmart colocates red and blue teams to build trust and improve security through collaborative purple teaming exercises

737 Chrome VPN Extensions Caught Routing Traffic Through Proxies. Check If You Have One

A massive set of 737 free VPN and proxy extensions have been found to mainly target Russian-speaking users seeking access to blocked services with an aim to intercept browser traffic and route them through a proxy infrastructure. The extensions, published across at least 40 Chrome Web Store developer accounts, racked up 75,486 installs. Of those identified, 274 have been found to impersonate 66…

Ransomware Hits Colombian Justice Ministry Days Before Presidential Transition

Attackers continue to target critical infrastructure and government-linked organizations in the country, mirroring the increased activity across Latin America.