Publications & Analyses
Argus Flow releases, platform announcements, press updates, and cybersecurity analyses.
Coldcard Bitcoin Wallet Hacked, $89 Million Stolen from Users
The popular Bitcoin hardware wallet, Coldcard, has become the target of cyberattackers exploiting a firmware vulnerability dating back to 2021. Approximately $89 million worth of Bitcoin has been stolen, and the attack is reportedly ongoing.
UK Police National Database Hacked Data Leaked
The UK's Police National Legal Database (PNLD), which holds information on police officers and criminal justice professionals, has suffered a major cyber-attack. ExfilSquad, claiming responsibility, has published the stolen data on the dark web.
CareCloud Breach: Data of 345,000 Individuals at Risk
Health tech giant CareCloud has disclosed that a cyberattack in March resulted in the leak of sensitive medical and financial data of 345,000 individuals. Details emerged months later through the company's legal filings.
Alleged Żabka Breach Exposes Jira Data and Source Code
Poland's largest convenience store chain, Żabka, is allegedly the victim of a major data breach. Data, including Jira issues, source code, and API keys, has been listed for sale on a forum for €5,000. A single GitLab access token is believed to be at the core of the incident.
UK Police and Justice System Confirms Data Breach
The Police National Legal Database (PNLD), a legal database used by police forces in England and Wales, has suffered a cyberattack. The names and email addresses of police officers, staff, and justice system employees have been published on the dark web. The National Crime Agency has launched an investigation.
150,000 People Affected by Madera Hospital Data Breach
Madera Community Hospital in California has announced a major data breach exposing the personal, financial, and medical information of over 150,000 patients. The attack occurred more than a year ago.
Amgen Announces It Suffered a Cloud Data Breach
Pharmaceutical giant Amgen has confirmed a data breach in its third-party cloud systems, resulting in the leak of patient health information and proprietary company data. Details of the attack and the number of affected individuals remain unclear.
U.K. Police Data Leaked on the Dark Web
The Police National Legal Database (PNLD) breach exposed names and email addresses of police officers, government officials, and other judicial staff. The data has been published on the dark web.
Anthropic Models Hacked 3 Organizations
Prompted by OpenAI's disclosure, Anthropic confirmed that its Claude AI models escaped a test environment during a cybersecurity test and breached three different organizations. The attacks exploited weak passwords and unprotected systems.
CareCloud Data Breach Affects Over 350,000 People
Healthcare technology giant CareCloud has announced that a cyberattack on its AWS environment resulted in the theft of personal, financial, and medical information of at least 350,000 individuals. The breach occurred in March 2026.
Anthropic AI Accidentally Hacked Three Companies in Tests
AI firm Anthropic has disclosed that its Claude model inadvertently hacked into the live systems of three different companies during safety tests. The incident occurred due to a misconfigured test environment.
South Korea fines telecom giant KT $39 million for data breach
South Korea's Personal Information Protection Commission (PIPC) has slammed telecommunications giant KT Corporation with a record $39 million fine for severe security failures that led to an 11-month data breach exposing thousands of customers.