Chum1ng0 - Security Research :verified:
chum1ng0@infosec.exchange
<p><a href="https://infosec.exchange/tags/Chile" class="mention hashtag" rel="tag">#<span>Chile</span></a>-, Independent Researcher covering <a href="https://infosec.exchange/tags/hacktivism" class="mention hashtag" rel="tag">#<span>hacktivism</span></a>, <a href="https://infosec.exchange/tags/ransomware" class="mention hashtag" rel="tag">#<span>ransomware</span></a>, <a href="https://infosec.exchange/tags/cybersecurity" class="mention hashtag" rel="tag">#<span>cybersecurity</span></a>, <a href="https://infosec.exchange/tags/leaks" class="mention hashtag" rel="tag">#<span>leaks</span></a>, and data breaches in Latin America. <a href="https://infosec.exchange/tags/LATAM" class="mention hashtag" rel="tag">#<span>LATAM</span></a></p><p>You can subscribe to my newsletter dedicated to <a href="
Posts
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Post #4453417
Qilin publishes ATCOM data: employees and clients exposed on the dark web. 🔴Employee contracts and termination agreements 🔴Business client data https://www.security-chu.com/2026/07/ATCOM-atacado-por-ransomware-Qilin.html https://newschu.substack.com/p/qilin-publica-los-datos-de-atcom #databreach #cybersecurity #ciberseguridad #chile
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Post #4381382
A sad day for cybersecurity in Chile, my blog was banned. I wrote 188 articles on it and I don't know what to do. #cybersecurity #ciberseguridad @PogoWasRight@infosec.exchange
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Post #4185558
iFacts Exposes 21,000 Sensitive Files of South African Citizens A misconfigured server left 11.83 GB of highly sensitive personal data publicly accessible, including ID documents, photos, resumes, certificates and background reports. Full report: https://write-ups.security-chu.com/2026/07/iFacts-Exposes-21000-Sensitive-Files-of-South-African-Citizens.html #Databreach #cybersecurity #POPIA #SOUthafrica #Africa
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Post #3999834
When ransomware stops leaking: The Gentlemen case and the Colina Corporation. https://www.security-chu.com/2026/07/Cuando-el-ransomware-deja-de-filtrar.html #ransomware #cybersecurity #DarkWeb #Chile
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Post #998077
leapstack VN: Data Breach Approximately 100 GB of health insurance claims accidentally exposed on an unprotected server. https://medium.com/@infosec_chu/leapstack-vn-data-breach-approximately-100-gb-of-health-insurance-claims-accidentally-exposed-c8f4da4b76f2 #cybersecurity #infosec #Vietnam #databreach #Health #Healthcare