L’hebdo cybersécurité (26 décembre 2023)

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Voici le rapport de veille avec des liens directs vers les actus les plus intéressantes de la semaine passée. Certaines d’entre elles seront développées dans les prochains articles.

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Les actus sélectionnées cette semaine

Ubisoft reportedly stopped hackers from stealing 900GB of data in a breach this week
VX-Underground shared this week that hackers were able to breach Ubisoft’s internal services in an attempt to exfiltrate 900GB of data. Ubisoft shut down the breach after 48 hours, and told BleepingComputer it’s investigating the incident.

Mint Mobile says hackers accessed customer information during a security breach
Mint Mobile emailed customers this weekend alerting them that their information may have been stolen during a security breach. BleepingComputer reports that names, phone numbers, email addresses, plan descriptions, and SIM and IMEI numbers were accessed.

AlphV ransomware site is « seized » by the FBI. Then it’s « unseized. » And so on.
In a bizarre twist, both groups issue dueling notices to ransomware website.

As the SEC’s new data breach disclosure rules take effect, here’s what you need to know | TechCrunch
The new rules represent a significant shake-up for U.S. organizations, which now have to disclose « material » cyberattacks within four days.

Authorities claim seizure of notorious ALPHV ransomware gang’s dark web leak site | TechCrunch
The FBI says it has released a decryption tool allowing hundreds of ALPHV/BlackCat victims to restore their scrambled files.

Commercial Flights Are Experiencing ‘Unthinkable’ GPS Attacks and Nobody Knows What to Do
New « spoofing » attacks resulting in total navigation failure have been occurring above the Middle East for months, which is « highly significant » for airline safety.

Wolverine-developer Insomniac Games sees 1.67TB of secrets leaked in data breach
Future Ratchet & Clank, X-Men, and Spider-Man games exposed-but it gets worse.

FBI developed decryptor for BlackCat ransomware, shut sites
Crims laugh it off and resume their activity

Data Leak Exposes 1.5 Billion Real Estate Records, Including Elon Musk, Kylie Jenner
From Elon Musk to Kylie Jenner, real estate records of top celebrities and common homeowners were part of the data leak.

Mortgage giant Mr. Cooper data breach affects 14.7 million people
Mr. Cooper is sending notices of a data breach to customers who were impacted by a cyberattack the firm suffered in November 2023.

Interpol operation arrests 3,500 cybercriminals, seizes $300 million
An international law enforcement operation codenamed ‘Operation HAECHI IV’ has led to the arrest of 3,500 suspects of various lower-tier cybercrimes and seized $300 million in illicit proceeds.

Black Hat Europe 2023 Closes on Record-Breaking Event in London
Black Hat, the cybersecurity industry’s most established and in-depth security event series, today announced the successful completion of the in-person component of Black Hat Europe 2023.

Des pirates israéliens ont bloqué des pompes à essence en Iran – Le Monde Informatique
Intrusion, Hacking et Pare-feu : Dénommé Gonjeshke Darande, un groupe de cyberattaquants israéliens a perturbé le fonctionnement d’une grande partie des stations essence en Iran. Une…

https://www.securityweek.com/delta-dental-of-california-discloses-data-breach-impacting-6-9-million-people/

https://www.securityweek.com/governments-issue-warning-after-play-ransomware-hits-hundreds-of-organizations/

https://www.securityweek.com/xfinity-data-breach-impacts-36-million-individuals/

CISA Plans to Improve Threat Data-Sharing Approaches in 2024
The Cybersecurity and Infrastructure Security Agency announced plans to launch a two-year effort beginning in 2024 to modernize its legacy Automated Indicator

India BSNL data breach exposes 2.9 million user records to hackers – Cybersecurity Insiders
BSNL, or Bharat Sanchar Nigam Limited, a government-funded telecommunications service provider operating nationwide in India, has recently fallen victim

Google will no longer hold onto people’s location data in Google Maps – meaning it can’t turn that info over to the police
Google is making some changes in Google Maps that will increase user privacy.

Pentagon releases proposed rule on cybersecurity standards for contractors
The DOD released the proposed rule for the highly anticipated CMMC program.

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L’hebdo cybersécurité (26 décembre 2023)

Les actus sélectionnées cette semaine

Ubisoft reportedly stopped hackers from stealing 900GB of data in a breach this week

Mint Mobile says hackers accessed customer information during a security breach

AlphV ransomware site is « seized » by the FBI. Then it’s « unseized. » And so on.

As the SEC’s new data breach disclosure rules take effect, here’s what you need to know | TechCrunch

Authorities claim seizure of notorious ALPHV ransomware gang’s dark web leak site | TechCrunch

Commercial Flights Are Experiencing ‘Unthinkable’ GPS Attacks and Nobody Knows What to Do

Wolverine-developer Insomniac Games sees 1.67TB of secrets leaked in data breach

FBI developed decryptor for BlackCat ransomware, shut sites

Data Leak Exposes 1.5 Billion Real Estate Records, Including Elon Musk, Kylie Jenner

Mortgage giant Mr. Cooper data breach affects 14.7 million people

Interpol operation arrests 3,500 cybercriminals, seizes $300 million

Black Hat Europe 2023 Closes on Record-Breaking Event in London

Des pirates israéliens ont bloqué des pompes à essence en Iran – Le Monde Informatique

India BSNL data breach exposes 2.9 million user records to hackers – Cybersecurity Insiders

Google will no longer hold onto people’s location data in Google Maps – meaning it can’t turn that info over to the police

Pentagon releases proposed rule on cybersecurity standards for contractors

Marc Barbezat

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Des idées de lecture cybersécurité

Cybersécurité et IA : les CISO au cœur des décisions stratégiques

Londres démantèle un réseau exportant 40 000 téléphones volés vers la Chine

Faille critique dans GitHub Copilot : vol de codes privés via une attaque CVSS 9.6

Apple double les primes pour failles zero-click : jusqu’à 2 millions de dollars

Les dernières actualités des cybercriminels – 17 oct 2025