ICYMI: 2026-04-21
Latest Headlines
SystemBC C2 Server Reveals 1,570+ Victims in The Gentlemen Ransomware Operation
22 BRIDGE:BREAK Flaws Expose Thousands of Lantronix and Silex Serial-to-IP Converters
Ransomware Negotiator Pleads Guilty to Aiding BlackCat Attacks in 2023
5 Places where Mature SOCs Keep MTTR Fast and Others Waste Time
NGate Campaign Targets Brazil, Trojanizes HandyPay to Steal NFC Data and PINs
No Exploit Needed: How Attackers Walk Through the Front Door via Identity-Based Attacks
Google Patches Antigravity IDE Flaw Enabling Prompt Injection Code Execution
CISA Adds 8 Exploited Flaws to KEV, Sets April-May 2026 Federal Deadlines
Mozilla Used Anthropic’s Mythos to Find and Fix 271 Bugs in Firefox
They Built a Legendary Privacy Tool. Now They’re Sworn Enemies
Unsecured Perforce Servers Expose Sensitive Data From Major Orgs
Progress Patches Multiple Vulnerabilities in MOVEit WAF, LoadMaster
Organizations Warned of Exploited Cisco, Kentico, Zimbra Vulnerabilities
Data Breaches at Healthcare Organizations in Illinois and Texas Affect 600,000
The Ungoverned Workforce: Cybersecurity Insiders Finds 92% Lack Visibility Into AI Identities
Where Most SOCs Stall: Building SOC Maturity with Threat Intelligence Feeds
New NGate Malware Developed Using AI Hides in NFC Payment Apps
New PureRAT Campaign Hides PE Payloads in PNG Files and Executes Them Filelessly
Hackers Abuse GitHub Issue Notifications to Phish Developers Through Malicious OAuth Apps
CISA Warns of Cisco Catalyst SD-WAN Manager Vulnerabilities Exploited in Attacks
6000+ Apache ActiveMQ Instances Vulnerable to CVE-2026-34197 Exposed Online
Hackers Use Nightmare-Eclipse Tools After Compromising FortiGate SSL VPN Access
Gentlemen RaaS Attacking Windows, Linux With additional locker written in C for ESXi
French govt agency confirms breach as hacker offers to sell data
New Lotus data wiper used against Venezuelan energy, utility firms
Stopping Fraud at Each Stage of the Customer Journey Without Adding Friction
UK probes Telegram, teen chat sites over CSAM sharing concerns
Actively exploited Apache ActiveMQ flaw impacts 6,400 servers
Former ransomware negotiator pleads guilty to BlackCat attacks
NGate Android malware uses HandyPay NFC app to steal card data
– MTZ