Security Incident Disrupts US Bankruptcy Notice System Run by BAE
A security incident affecting BAE Systems’ Bankruptcy Noticing Center has halted bankruptcy notices nationwide for about a week.
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Cyber Defense Insights
Threats · Vulnerabilities · Defensive operations
Proofpoint agrees to acquire Varonis in $6.3 billion data-security deal
Proofpoint says it will acquire Varonis in an all-cash transaction valued at approximately $6.3 billion, combining Proofpoint’s email and identity-security business with Varonis’ data-visibility and...
KB5127648 may block Smart App Control activation on Windows 11
Microsoft says some Windows 11 devices may be unable to turn Smart App Control back on after installing the October 13 security update KB5127648. Devices...
Cisco Warns of Active Exploitation of Secure Email Gateway Flaw
Cisco says attackers are exploiting CVE-2026-76519, a critical Secure Email Gateway vulnerability that can let unauthenticated remote attackers write files and execute commands as root....
CISA Warns of Critical OpenPDC and openHistorian Flaws in Energy Systems
Grid Protection Alliance openPDC and openHistorian.
CISA Warns of Critical Hitachi Energy FACTS Control Platform Vulnerabilities
Hitachi Energy FACTS Control Platform (FCP). View CSAF Summary Hitachi Energy is aware of vulnerabilities that affect the FACTS Control systems with GWS component listed...
U.S. Agencies Warn of Industrial-Scale AI Model Distillation by China-Based Firms
China-Based Artificial Intelligence Companies Conducting Industrial-Scale Distillation Campaigns Against U.S. AI Companies.
U.S. Agencies Identify Industrial-Scale AI Distillation Campaigns From China
China-Based Artificial Intelligence Companies Conducting Industrial-Scale Distillation Campaigns Against U.S. AI Companies.
Three Mirth Connect Vulnerabilities Put Data and Availability at Risk
NextGen Healthcare Mirth Connect. View CSAF Summary Successful exploitation of these vulnerabilities could allow an attacker to exfiltrate date or cause a denial-of-service condition.
Mitsubishi Electric FA Products Face UDP-Based Denial-of-Service Vulnerability
Mitsubishi Electric Multiple FA Products (Update D).