A coordinated campaign of brute-force attacks using hundreds of unique IP addresses targets Apache Tomcat Manager interfaces exposed online. [...]

An international law enforcement action codenamed "Operation Secure" targeted infostealer malware infrastructure in a massive crackdown across 26 countries, resulting in 32 arrests, data seizures, and server takedowns. [...]

Microsoft has resolved a known issue that caused some Windows Server 2025 domain controllers to become unreachable after a restart and triggered app or service failures. [...]

Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. [...]

A vulnerability in the DanaBot malware operation introduced in June 2022 update led to the identification, indictment, and dismantling of their operations in a recent law enforcement action. [...]

ConnectWise is warning customers that it is rotating the digital code signing certificates used to sign ScreenConnect, ConnectWise Automate, and ConnectWise RMM executables over security concerns. [...]

Security researchers have disclosed a new Secure Boot bypass tracked as CVE-2025-3052 that can be used to turn off security on PCs and servers and install bootkit malware. [...]

Microsoft has released the KB5060533 cumulative update for Windows 10 22H2 and Windows 10 21H2, with seven fixes or changes, including bringing seconds back to the time shown in the Calendar flyout. [...]

Today is Microsoft's June 2025 Patch Tuesday, which includes security updates for 66 flaws, including one actively exploited vulnerability and another that was publicly disclosed. [...]

Microsoft has released Windows 11 KB5060842 and KB5060999 cumulative updates for versions 24H2 and 23H2 to fix security vulnerabilities and issues, including 66 flaws. [...]

Microsoft announced it will expand the list of blocked attachments in Outlook Web and the new Outlook for Windows starting next month. [...]

The Texas Department of Transportation (TxDOT) is warning that it suffered a data breach after a threat actor downloaded 300,000 crash records from its database. [...]

In a twist on typical hiring-related social engineering attacks, the FIN6 hacking group impersonates job seekers to target recruiters, using convincing resumes and phishing sites to deliver malware. [...]

Ivanti has released security updates to fix three high-severity hardcoded key vulnerabilities in the company's Workspace Control (IWC) solution. [...]

Heroku is suffering a widespread outage that has lasted over six hours, preventing developers from logging into the platform and breaking website functionality. [...]

AI acts like Pac-Man—devouring sensitive data across clouds, apps, and copilots. Varonis analyzed 1,000 orgs and found 99% have exposed data AI can access, exposing them to data risks. [...]

OpenAI is working to fix an ongoing outage impacting ChatGPT users worldwide and preventing them from accessing the chatbot on the web or via mobile and desktop apps. [...]

Five men from China, the United States, and Turkey pleaded guilty to their involvement in an international crime ring and laundering nearly $37 million stolen from U.S. victims in cryptocurrency investment scams carried out from Cambodia. [...]

The Arkana Security extortion gang briefly listed over the weekend what appeared to be newly stolen Ticketmaster data but is instead the data stolen during the 2024 Snowflake data theft attacks. [...]