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Home » Topics » Cybersecurity » Cybersecurity News

Cybersecurity News
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Golden lights

What Are Security Experts Saying About OpenAI’s GPT-5.4-Cyber?

Jordyn Alger, Managing Editor, Security
Jordyn Alger
April 16, 2026

OpenAI has launched GPT-5.4-Cyber, a model optimized for defensive cybersecurity usage. 


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Student desks in a room

McGraw Hill Data Breach Caused by Salesforce Misconfiguration

Jordyn Alger, Managing Editor, Security
Jordyn Alger
April 15, 2026

McGraw Hill announced a data breach connected to a Salesforce misconfiguration.


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Venice

Venice Hydraulic Pump System Hacked, Hackers Claim Power to Create Floods

Security Staff
April 14, 2026

Venice’s hydraulic pump system was hacked.


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LA Metro

Pro-Iranian Actor Claims L.A. Metro Cyberattack

Security Staff
April 14, 2026

New intelligence suggests a pro-Iranian actor is responsible for the L.A. Metro cyberattack. 


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Transparent cube and colorful squares

3 Quantum Realities to Confront this World Quantum Day

Jordyn Alger, Managing Editor, Security
Jordyn Alger
April 14, 2026

3 quantum realities security leaders need to confront. 


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Luggage

Booking.com Customer Data Hacked, Exposed

Security Staff
April 13, 2026

Booking.com is warning customers that their information may have been exposed. 


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Gavel

Top Secret Clearance Holder Charged With Leaking Classified National Defense Information

Security Staff
April 10, 2026

Former Army employee indicted for allegedly sharing classified national defense information to unauthorized individuals. 


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Abstract shape

What Are Security Experts Saying About Claude Mythos and Project Glasswing?

Jordyn Alger, Managing Editor, Security
Jordyn Alger
April 10, 2026

Security experts share their thoughts on Claude Mythos and Project Glasswing with Security magazine. 


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Cables plugged in

Chinese Supercomputer Allegedly Hacked, 10 Petabytes of Data Stolen

Security Staff
April 9, 2026

Data has allegedly been stolen from a state-run Chinese supercomputer.


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Power lines

Iranian-Linked Cyber Actors Target US Critical Infrastructure, Security Leaders Respond

Jordyn Alger, Managing Editor, Security
Jordyn Alger
April 8, 2026

CISA warns that Iranian-connected cyber actors are focusing U.S. critical infrastructure.


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