Cyber Briefing: 2026.06.16

From Microsoft Teams traffic spoofing to massive healthcare breaches, enterprise networks are facing an unprecedented winter threat wave. This article has been indexed from CyberMaterial Read the original article: Cyber Briefing: 2026.06.16

Hackers Exploit Critical Fortinet FortiSandbox Flaws in Active Attacks

Security researchers have reported active exploitation attempts targeting multiple critical vulnerabilities in Fortinet FortiSandbox appliances, raising concerns about potential compromises in enterprise security infrastructure. According to threat intelligence shared by Defused Cyber, attackers have started leveraging newly disclosed flaws, including…

Cybercrime Group Claims Novo Nordisk Hack

The hack-and-leak group FulcrumSec claims to have stolen 1.3TB of data from the pharmaceutical giant. The post Cybercrime Group Claims Novo Nordisk Hack appeared first on SecurityWeek. This article has been indexed from SecurityWeek Read the original article: Cybercrime Group…

DragonForce abuses Microsoft Teams relays

The DragonForce ransomware operation has begun using a custom backdoor tool that hides its command-and-control communications inside Microsoft Teams relay infrastructure, according to recent threat intelligence findings. This article has been indexed from CyberMaterial Read the original article: DragonForce abuses…

Three Healthcare Orgs Report Data Breaches

Three healthcare providers across the United States have reported separate data breaches compromising patient information, with incidents occurring between January and April 2026. This article has been indexed from CyberMaterial Read the original article: Three Healthcare Orgs Report Data Breaches