Marquis Ransomware Breach Exposes Sensitive Banking Data: What Businesses Need to Know

Collaboration tools have become indispensable for modern organizations, but a recent discovery highlights how convenience can introduce serious security and compliance risks. Cybersecurity researchers have revealed a vulnerability in Microsoft Teams’ guest access feature that could allow attackers to bypass Microsoft Defender for Office 365 protections when users join external tenants.

In a controversial move, that has sparked widespread concern among security professionals, the FCC voted this week to rescind cybersecurity requirements for telecommunications carriers. These rules, originally enacted earlier this year, mandated that phone and internet providers implement minimum safeguards to protect networks from unlawful access & interception of communications. The rollback comes despite mounting evidence of state-sponsored cyberattacks targeting critical