Chinese threat actors hacked NYC MTA using Pulse Secure zero-day

Chinese-backed threat actors breached New York City’s Metropolitan Transportation Authority (MTA) network in April using a Pulse Secure zero-day. Still, they failed to cause any data loss or gain access to systems controlling the transportation fleet. MTA mitigated the vulnerability Read More …

New Epsilon Red ransomware hunts unpatched Microsoft Exchange servers

A new ransomware threat calling itself Red Epsilon has been seen leveraging Microsoft Exchange server vulnerabilities to encrypt machines across the network. Epsilon Red ransomware attacks rely on more than a dozen scripts before reaching the encryption stage and also Read More …

Re-Checking Your Pulse: Updates on Chinese APT Actors Compromising Pulse Secure VPN Devices

Mandiant published detailed results of our investigations into compromised Pulse Secure devices by suspected Chinese espionage operators. This blog post is intended to provide an update on our findings, give additional recommendations to network defenders, and discuss potential implications for Read More …

Threats From a Compromised 4G/5G Campus Network

Over the past two decades, industrial sectors and everyday users have reaped the benefits of advancements in telecom technologies. At present, the catalyst and basis for future changes is 5G. A sign of this continuing development and influence for some Read More …