Machine Learning and Image Analysis for Astronomy

We have increased the number of galaxies to 2 trillion, and each galaxy contains hundreds of billions of stars. Humans with telescopes are no longer enough to keep up with the rapid pace of data collection, and machine learning is called to the task.

CSDL | IEEE Computer Society

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U.S. Breach Laws & GDPR

White House Executive Order on Cybersecurity

The Null Session

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Dr. John D. Johnson Follow

Champion of Science. Invoker of Logic. Promoter of Reason. Educator. Speaker. Volunteer. Community Builder. Cybersecurity/CXO/Founder.

Dr. John D. Johnson @johndjohnson ·

28 Apr

Thank you to all of the attendees and sponsors of the April 2026 ISSA Cyber Executive Summit held April 23rd in Scottsdale, AZ. We had excellent content and discussions, as well as food, drinks and networking. Looking forward to our June CEF @ RMISC on June 23, 2026. @ISSAINTL

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Dr. John D. Johnson @johndjohnson ·

3 Apr

Critical Cisco IMC auth bypass gives attackers Admin access

Tracked as CVE-2026-20093, the vulnerability was found in the Cisco IMC password change functionality and can be remotely exploited by unauthenticated attackers to bypass authentication and access unpatched systems with

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Dr. John D. Johnson @johndjohnson ·

2 Apr

Exploited Zero-Day Among 21 Vulnerabilities Patched in Chrome

The exploited vulnerability is tracked as CVE-2026-5281, and it has been described as a use-after-free issue in Dawn, Chrome’s graphics layer. “Google is aware that an exploit for CVE-2026-5281 exists in the wild,”

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Dr. John D. Johnson @johndjohnson ·

2 Apr

Penn State Approves Massive AI Surveillance Network Featuring Facial ID & Voice Monitoring

According to university officials, the system will include more than 900 facial‑recognition cameras, 350 automated license plate readers, and a series of AI‑powered voice‑analysis boxes