Secplicity Blog
Cybersecurity Headlines & Trends Explained
Ongoing Widespread Credential Harvesting Campaign Targets VPN Providers
Introduction At the turn of the year, we were alerted to a doppelganger domain impersonating WatchGuard’s Mobile VPN with SSL, delivering a malicious spoofed client to steal credentials. Navigating directly to the doppelganger domain resulted in a benign informational WatchGuard VPN page. However…
New Kyber Ransomware Posts U.S. Defense Contractor As First Victim
A new ransomware operation known as Kyber has emerged. Their first and current only posted victim is L3Harris, a major defense contractor in the United States. The operators have provided a timer that ends around 6 PM EST on Sunday, October 19. The group claims to have stolen over 300 GB of data…
dAn0n Hacker Group Reemerges as White Lock Ransomware
The first samples of the new(ish) White Lock ransomware began emerging towards the end of September. The earliest compilation time stamp of the four samples currently on MalwareBazaar, Triage, and VirusTotal is September 29, 2025. It has all the hallmarks of traditional crypto-ransomware: kills anti…
Ransomware Tracker (Entry #152): dAn0n
Entry: https://www.watchguard.com/wgrd-security-hub/ransomware-tracker/dan0n The dAn0n Hacker Group, or dAn0n, was first observed in the Spring of 2024. They posted their first victim on their simultaneous dark web and clear net data leak site on March 26. The dAn0n group is often lumped in with…
Global Surge of VPN Exploits: Brute-Force, Blast-RADIUS and Password Spray
The past 18 months have been shaped by a surge in brute-force attacks and critical vulnerabilities (CVEs) targeting VPNs, authentication services, privilege elevation, and denial of service across the network security landscape. This timeline outlines key advisories and CVEs beginning with Cisco…
4 Major UK CyberAttacks and the Year Isn’t Over Yet
Cyberattacks have become the new normal, but 2025 has been particularly brutal for UK businesses. We’re not even through the year, and already four major incidents have shaken industries, disrupted communities, and forced us to think harder about how we deal with cyber threats. Here’s what’s…
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Ransomware Tracker
The Ransomware Tracker is a dynamic, all-in-one hub for IT professionals, researchers, and cybersecurity-minded folks to learn about the entire ransomware landscape. This information-laden resource brings together WatchGuard Threat Labs' research with evidence from all over the Internet into one single convenient location.