Newsletter

Matt Johansen's free weekly newsletter for security enthusiasts.

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🎓️ Vulnerable U | #120

🎓️ Vulnerable U | #120

Grocery supply chain hack leaves shelves empty, 0-click Microsoft 365 Copilot vulnerability, massive internet outage, my Sleuthcon trip report, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #119

🎓️ Vulnerable U | #119

Google Threat Intel Voice Phishing Knowledge Drops, Massive critical Cisco bug, Meta caught tracking data they weren't supposed to, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #118

🎓️ Vulnerable U | #118

ASUS botnet, Everything is a C2 (even you're calendar), Bitcoin related kidnappings and violence continue, Fake AI Video Generators are delivering malware, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #117

🎓️ Vulnerable U | #117

Microsoft massive malware takedown, Russia hacking Ukraine logistics targets, 100s of fake Chrome extensions, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #116

🎓️ Vulnerable U | #116

Coinbase breached by insider threat, North Korean IT Workers unmasked, Deepdive into passkeys, AI Note taking app security nightmare, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #115

🎓️ Vulnerable U | #115

Massive Cisco 0day, New Russian malware intel, 38,000 domains ID'd in crypto draining operation, NSO spyware hit with massive fine, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #114

🎓️ Vulnerable U | #114

North Korean IT workers, Google zero day report, Apple AirPlay vulns, neat new malware tricks, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #113

🎓️ Vulnerable U | #113

Verizon Data Breach report, Blue Cross self inflicted data breach, FBI cyber crime report stats, new Android malware targeting Russian military, and more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #109

🎓️ Vulnerable U | #109

SignalGate, Next.js auth vuln, Kubernetes major RCE bug, Chinese shell companies hiring laid off gov employees, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #107

🎓️ Vulnerable U | #107

CISA having a bad time, Microsoft and Google Threat Intel full of goodies this week, SSRF on the rise as per GreyNoise, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #106

🎓️ Vulnerable U | #106

US stand down against Russia, Microsoft intel on Silk Typhoon, Some spicy polymorphic malware, a super huge and instantly spun up botnet, and much more!

Matt Johansen
Matt Johansen
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🎓️ Vulnerable U | #105

🎓️ Vulnerable U | #105

Apple removes major encryption feature from UK, Palo Alto Networks and CrowdStrike put out awesome attacker stats reports, Major background check company breached, and much more!

Matt Johansen
Matt Johansen