Skip to content
Security matters
Security matters
  • APTs
  • Tijdlijn
  • Kill chain
  • Uitgelicht
  • Privacy
Security matters

Categorie: cybersecurity

DOJ Reveals Jeffrey Epstein Employed An Elite Hacker With Global Cyber Connections

post, februari 3, 2026februari 4, 2026

Newly disclosed Department of Justice documents suggest that convicted sex offender Jeffrey Epstein may have maintained a close relationship with a highly skilled and internationally connected hacker, according to statements made by a confidential informant to the Federal Bureau of Investigation in 2017. The claims, contained in a heavily redacted…

Continue Reading

How the KGB Discovered Computer Viruses

post, februari 2, 2026februari 4, 2026

A 1989 internal memo warned the Soviet security apparatus about a new threat: malicious software that was spreading among users across the USSR and even within the KGB itself. In this post I will review an archival KGB document on computer viruses available through the Lithuanian Genocide and Resistance Research…

Continue Reading

Head of U.S. Cyber Defence Uploaded Sensitive Documents To ChatGPT

post, januari 29, 2026januari 30, 2026

The acting director of the U.S. Cybersecurity and Infrastructure Security Agency (CISA), Madhu Gottumukkala, has sparked a high-stakes internal security review after uploading sensitive government contracting documents into the public version of ChatGPT, potentially exposing material not meant for broader dissemination. While the documents were not classified, they were marked…

Continue Reading

Belgian hospital AZ Monica shuts down servers after cyberattack

post, januari 13, 2026januari 26, 2026

Belgian hospital AZ Monica was forced to shut down all servers, cancel scheduled procedures, and transfer critical patients earlier today due to a cyberattack. The hospital, which operates campuses in Antwerp and Deurne, disconnected all servers at 6:32 AM after its systems were hit. The cyberattack also forced the hospital…

Continue Reading

Frankrijk onderzoekt vermoedelijke poging tot ‘cyberkaping’ veerboot

post, december 17, 2025december 18, 2025

De Franse autoriteiten onderzoeken een vermoedelijke poging om op afstand de besturing van een veerboot over te nemen. Op een passagiersschip van de Italiaanse rederij GNV is malware, ongewenste software, aangetroffen. Het schip lag op dat moment afgemeerd in Sète, een havenstad in het zuiden van Frankrijk. De rederij zegt…

Continue Reading

Amazon Exposes Years-Long GRU Cyber Campaign Targeting Energy and Cloud Infrastructure

post, december 16, 2025december 17, 2025

Amazon’s threat intelligence team has disclosed details of a “years-long” Russian state-sponsored campaign that targeted Western critical infrastructure between 2021 and 2025. Targets of the campaign included energy sector organizations across Western nations, critical infrastructure providers in North America and Europe, and entities with cloud-hosted network infrastructure. The activity has been attributed…

Continue Reading

Droomhuis in hartje Amsterdam massaal gedeeld op TikTok, maar advertentie blijkt valstrik: ’Dit is dubbele oplichting’

post, december 10, 2025december 11, 2025

Op TikTok worden woningzoekers massaal misleid. Voor een spotgoedkoop appartement in hartje Amsterdam betaal je 100 euro aan ’bezichtigingskosten’. Maar er zit nog een addertje onder het gras: oplichters vragen een waslijst aan persoonlijke documenten, die later misbruikt kunnen worden voor identiteitsfraude. „Dit is dubbele oplichting.”

Continue Reading

Multiple London councils’ IT systems disrupted by cyberattack

post, november 26, 2025december 1, 2025

The Royal Borough of Kensington and Chelsea (RBKC) and the Westminster City Council (WCC) announced that they are experiencing service disruptions following a cybersecurity issue. Multiple systems have been impacted by the attack, including phone lines, which prompted the two councils to activate emergency plans to make sure that residents still receive…

Continue Reading

Chinese State-Sponsored Threat Actors Used Anthropic’s Claude To Automate Global Cyberattacks

post, november 14, 2025november 17, 2025

Anthropic has disclosed a large-scale cyber operation in which a China-aligned threat actor leveraged the Claude Code model to automate exploitation, credential harvesting, and data exfiltration across approximately 30 global targets. The incident represents one of the first documented cases in which an LLM with agentic capabilities was weaponized to…

Continue Reading

FBI Takes Down BreachForums: A Notorious Cybercrime Marketplace Tied To Salesforce Data Extortion

post, oktober 10, 2025oktober 13, 2025

In a concerted cross-border operation, law enforcement agencies from the United States and France have seized control of the clearnet domain breachforums, effectively bringing down another incarnation of the infamous cybercrime marketplace, BreachForums. The domain now carries a joint seizure notice from the the U.S. Department of Justice (DOJ) and…

Continue Reading
  • Previous
  • 1
  • …
  • 5
  • 6
  • 7
  • …
  • 20
  • Next

2020 2023 2024 2025 2026 China Iran North Korea Russia ShinyHunters

©2026 Security matters | WordPress Theme by SuperbThemes