Daily Cybersecurity News Roundup – December 24, 2025

Stay updated with the latest cybersecurity news! This daily roundup covers critical vulnerabilities, emerging threats, and significant data breaches to keep you informed and secure in the ever-evolving digital landscape.

1. Pro-Russian Hackers Claim Cyberattack on French Postal Service

Published: 2025-12-24

Central computer systems at French national postal service La Poste were knocked offline Monday in DDoS attack.

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2. New MacSync macOS Stealer Uses Signed App to Bypass Apple Gatekeeper

Published: 2025-12-24

A new variant of the MacSync macOS information stealer is delivered via a digitally signed, notarized Swift application masquerading as a messaging app installer to evade Apple’s Gatekeeper checks.

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3. Nomani Investment Scam Surges 62% Using AI Deepfake Ads on Social Media

Published: 2025-12-24

The Nomani fraudulent investment scheme increased by 62% this year, expanding beyond Facebook to other social media platforms like YouTube, using AI-powered video testimonials to deceive users into fake investments.

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4. SEC Files Charges Over $14 Million Crypto Scam Using Fake AI-Themed Investment Tips

Published: 2025-12-24

The U.S. SEC has charged multiple companies for a $14 million cryptocurrency scam that used AI-generated investment tips and social media ads to defraud retail investors through fake trading platforms.

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5. Italy Fines Apple €98.6 Million Over ATT Rules Limiting App Store Competition

Published: 2025-12-24

Italy’s antitrust authority fined Apple €98.6 million for its App Tracking Transparency rules, which were found to excessively burden developers and restrict competition in the App Store due to Apple’s dominant position.

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6. Two Chrome Extensions Caught Secretly Stealing Credentials from Over 170 Sites

Published: 2025-12-23

Two malicious Chrome extensions named Phantom Shuttle, published by the same developer, intercept traffic and steal user credentials while posing as a network speed test plug-in for developers.

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7. INTERPOL Arrests 574 in Africa; Ukrainian Ransomware Affiliate Pleads Guilty

Published: 2025-12-23

INTERPOL’s Operation Sentinel resulted in 574 arrests across 19 African countries, recovery of $3 million, and decryption of six ransomware variants linked to over $21 million in losses from BEC, extortion, and ransomware.

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8. Feds Seize Password Database Used in Massive Bank Account Takeover Scheme

Published: 2025-12-23

The cybercriminals attempted to steal $28 million from compromised bank accounts through phishing.

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