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Google Chrome is getting a new Progressive Web App feature

In the latest effort to improve the web apps experience, Google appears to be working on a new API that will allow Chrome progressive web apps (PWAs) to 'handle' (read) files in the operating system's file system. [...]

https://www.bleepingcomputer.com/news/google/google-chrome-is-getting-a-new-progressive-web-app-feature/
How to stop Windows 10 Defender from uploading files to Microsoft

Like other antivirus programs, Microsoft Defender will upload suspicious files to Microsoft to determine if they are malicious. However, some consider this a privacy risk and would rather have their files stay on their computer than being uploaded to a third party.  [...]

https://www.bleepingcomputer.com/news/security/how-to-stop-windows-10-defender-from-uploading-files-to-microsoft/
Closer look at the new Windows 10 features tested in preview builds

The next feature update "Windows 10 May 2021 Update" is going to be a minor service pack style-like release with quality improvements and bug fixes. While the next update is all about improvements, preview builds and reports have suggested that Windows 10 version 21H2 is going to be a big release with something new for everyone. [...]

https://www.bleepingcomputer.com/news/microsoft/closer-look-at-the-new-windows-10-features-tested-in-preview-builds/
Health care giant Scripps Health hit by ransomware attack

Nonprofit health care provider Scripps Health in San Diego is currently dealing with a ransomware attack that forced the organization to suspend user access to its online portal and switch to alternative methods for patient care operations. [...]

https://www.bleepingcomputer.com/news/security/health-care-giant-scripps-health-hit-by-ransomware-attack/
New Windows 'Pingback' malware uses ICMP for covert communication

Today, Trustwave researchers have disclosed their findings on a novel Windows malware sample that uses Internet Control Message Protocol (ICMP) for its command-and-control (C2) activities. Dubbed "Pingback," this malware targets Windows 64-bit systems, and uses DLL Hijacking to gain persistence. [...]

https://www.bleepingcomputer.com/news/security/new-windows-pingback-malware-uses-icmp-for-covert-communication/
Critical 21Nails Exim bugs expose millions of servers to attacks

Newly discovered critical vulnerabilities in the Exim message transfer agent (MTA) software allow unauthenticated remote attackers to execute arbitrary code and gain root privilege on mail servers with default or common configurations. [...]

https://www.bleepingcomputer.com/news/security/critical-21nails-exim-bugs-expose-millions-of-servers-to-attacks/