Security Awareness – File Extensions as Top-Level Domains Could Cause Confusion and may Become Potential Exploitation Vector

Threat Awareness – Phishing Attack Employs Encrypted File Attachments to Steal Microsoft Account Credentials

Security Awareness – Password Protected Files Becoming Increasingly Popular Method to Bypass Traditional Email Security

Ransomware Awareness – Ransomware Actors Overwhelmingly Target Backups First Once Inside Compromised Network

Supplemental Cyber Highlights – June 1, 2023

CISA ICS Vulnerability Advisories and Alerts, Updates, and Bulletins – June 1, 2023

TLP:AMBER Weekly Flashpoint Intelligence Reports: June 1, 2023

Security Awareness – Threat Actor’s Use of RomCom Backdoor Highlights a Growing Shift in Cyber Criminals’ Goals

Ransomware Resilience – Recent Attacks on Law Enforcement Agencies Provide Insights for Other Public Agencies

Supplemental Cyber Highlights – June 6, 2023

Verizon’s 2023 Data Breach Investigations Report (2023 DBIR)

Cyber Resilience – International Authorities Release Guide to Securing Remote Access Software