Supplemental Cyber Highlights – November 7, 2023

Critical Atlassian Confluence Bug Exploited in Cerber Ransomware Attacks

Okta Breach: Employee's Personal Google Account Usage on Company Laptop Blamed

IBM X-Force Unearths New GootBot Malware Variant

Attackers Use Google Calendar RAT to Abuse Calendar Service as C2 Infrastructure

E-ISAC Report: Exploitation Attempts of “Citrix Bleed” Vulnerability (CVE-2023-4966) in the Electricity Sector

FEMA and CISA Release Joint Guidance on Planning Considerations for Cyber Incidents

TLP:AMBER Weekly Flashpoint Intelligence Reports: November 9, 2023

CISA ICS Vulnerability Advisories and Alerts, Updates, and Bulletins – November 9, 2023

Supplemental Cyber Highlights – November 9, 2023

Dragos: OT Threat Intelligence in Cyber Assessment Framework (CAF)

Decoding Ransomware Attacks: Identifying Key Stages and Indicators of Compromise