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NEWS · May 23, 2026 · 8 MIN READ

Megalodon: Supply Chain Attack Backdoors 5,561 GitHub Repos in Six Hours via CI/CD Workflow Injection

Megalodon supply chain attack compromised 5,561 GitHub repos in 6 hours on May 18, injecting malicious CI/CD workflows that steal AWS, GCP, Azure keys and SSH secrets.

EXPLORENews 151Blog 69THM Walkthrough 28Information Gathering 13Tools 11Scanning Network 6Programming 6Cryptography 4

Latest News

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Megalodon: Supply Chain Attack Backdoors 5,561 GitHub Repos in Six Hours via CI/CD Workflow Injection

High·May 23, 2026·3.5k views·8 min readMegalodon supply chain attack compromised 5,561 GitHub repos in 6 hours on May 18, injecting malicious CI/CD workflows that steal AWS, GCP, Azure keys and SSH secrets.

Stolen Gemini API Keys and AI Fraud: How 'Quantum Patriot' Drained Crypto Wallets via Fake QAnon Content

High·May 23, 2026·4.1k views·8 min readA Russian-speaking fraudster used 73 stolen Gemini API keys and an automated Python pipeline to generate fake QAnon content, distribute wallet-draining malware, and compromise 29 WordPress sites.

Stack String Obfuscation in C: The Technique That Blinds AV, YARA, and Static Scanners

Medium·May 23, 2026·1.8k views·10 min readStack strings let malware hide C2 URLs and API names from static analysis. Learn how the technique works in C, which real malware uses it, and how defenders detect it with FLOSS and objdump.

YARA-X 1.16.0: Faster Scans, Panic Fixes, and Neovim LSP Support

Medium·May 12, 2026·2.1k views·7 min readYARA-X 1.16.0 ships with performance improvements across 10 PRs, constant folding for bitwise ops, configurable match context, and two panic-condition bugfixes.

Instructure Removed from ShinyHunters' Leak Site as Canvas Breach Deadline Passes

High·May 12, 2026·2.7k views·8 min readInstructure was quietly removed from ShinyHunters' extortion site after the May 12, 2026 deadline — no data dump, no explanation, no ransom confirmation.

Costa Rica Joins Have I Been Pwned as the 42nd Government

Medium·May 12, 2026·2.0k views·7 min readCosta Rica's CSIRT gains free access to Have I Been Pwned's government domain monitoring service, becoming the 42nd nation in the global breach visibility program.

LummaC2 Infostealer Targets US Critical Infrastructure: CISA-FBI Advisory AA25-141B and DOJ Domain Seizures

Critical·May 12, 2026·4.8k views·8 min readCISA and FBI advisory AA25-141B details LummaC2 MaaS infostealer TTPs targeting critical infrastructure. DOJ seized 2,300 domains. Detection and mitigation guide.

MacSync Stealer: Hackers Abuse Google Ads and Claude.ai Chats to Push Mac Malware

High·May 12, 2026·2.4k views·9 min readRussian-speaking attackers combine Google Ads and Claude.ai shared chats in a ClickFix campaign deploying MacSync Stealer infostealer on macOS. Over 200 malicious ads active.

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