Data Breach News | Latest Cybersecurity Reports – Veri Sızıntısı

Publications & Analyses

Argus Flow releases, platform announcements, press updates, and cybersecurity analyses.

A 21-year-old hacker known as "HexDex" has been arrested by French police. The suspect is allegedly linked to over 100 data breaches.
Argus Flow 28 Apr 2026

French Police Arrest "HexDex" Hacker for 100 Breaches

French authorities have arrested a 21-year-old individual known by the alias "HexDex." The suspect is allegedly responsible for over 100 separate data breaches, a significant operation against cybercrime.

Medtronic, a leading medical device company, has confirmed a security breach after the ShinyHunters hacking group threatened to sell stolen source code and device data.
Argus Flow 28 Apr 2026

Medtronic Confirms Hack After ShinyHunters Data Leak Threat

Medical device giant Medtronic has confirmed a cyberattack after the hacking group ShinyHunters threatened to leak stolen data. The breach allegedly includes source code and device data.

Dozens of browser extensions have been found to be legally selling your browsing history and personal data. Learn what data is at risk and how you can protect yourself.
Argus Flow 28 Apr 2026

Browser Extensions Are Selling Your User Data

A new report reveals that dozens of widely used browser extensions are selling user data, such as browsing history and personal information, to third parties. This practice is legally disclosed in the extensions' privacy policies.

A regulator has fined Fidelity Brokerage Services $1.25 million over a data breach. Learn about the incident and steps to protect your personal information.
Argus Flow 28 Apr 2026

Fidelity Fined $1.25M by Regulator Over Data Breach

Fidelity Brokerage Services has been fined $1.25 million by a regulatory body following a data breach. The penalty highlights the serious consequences of inadequate security measures in the financial sector.

Medical device company Medtronic confirms a network breach after a hacking group claims the theft of 9 million records. Details on the incident and its implications.
Argus Flow 27 Apr 2026

Medtronic Confirms Data Breach After Hacker Claims

Medical device giant Medtronic has confirmed a network breach after hackers claimed to have stolen 9 million records. The company stated that data in certain corporate IT systems was accessed.

A malicious version of the popular PyPI package elementary-data, with 1.1M monthly downloads, was distributed to steal developer data and crypto wallets. What to do if affected.
Argus Flow 27 Apr 2026

PyPI Package elementary-data Hacked for Infostealer

The popular Python package 'elementary-data', with 1.1 million monthly downloads, has been compromised. Attackers pushed a malicious version containing an infostealer to steal developer data and cryptocurrency wallets.

ADT, a leading home security company, confirms a data breach by ShinyHunters affecting 5.5 million users. Learn what data was stolen and how to protect yourself.
Argus Flow 27 Apr 2026

ADT Data Breach Exposes 5.5 Million Customer Records

Home security giant ADT has suffered a major data breach affecting 5.5 million users. The ShinyHunters group claimed responsibility for the attack, stealing customers' personal information.

Energy and water firm Itron reports a cyberattack that led to the breach of sensitive corporate data and employee information. Read details and recommendations.
Argus Flow 27 Apr 2026

Energy Giant Itron Suffers Cyberattack

Itron, a provider of energy and water management solutions, has confirmed it was hit by a cyberattack targeting corporate data. Attackers are believed to have accessed sensitive internal documents and employee information.

A major data breach has exposed the personal details of 350,000 engineers in Thailand. Learn about the leaked data and what steps to take to protect yourself.
Argus Flow 26 Apr 2026

Hacker Steals Data of 350,000 Thai Engineers

A major data breach has exposed the personal information of 350,000 engineers in Thailand. A hacker claims to have stolen sensitive data and is reportedly attempting to sell it online.

Security giant ADT has officially confirmed a data breach following threats from the ShinyHunters extortion group. The incident is reported to affect customer data.
Argus Flow 25 Apr 2026

ADT Confirms Data Breach After ShinyHunters Threat

Home security giant ADT has confirmed a data breach following a ransom demand and leak threat from the ShinyHunters extortion group. The incident is believed to affect customer data.

A UK Minister confirms health records from 500,000 UK Biobank volunteers were found for sale online. Learn about the breach and how to protect yourself.
Argus Flow 24 Apr 2026

UK Biobank Data Breach 500K Health Records for Sale

UK Biobank has suffered a major data breach, exposing the sensitive health records of 500,000 volunteers. A UK government minister confirmed the data was listed for sale on Chinese e-commerce platforms.

Cosmetics giant Rituals reported a data breach impacting members of its "My Rituals" program. Personal data such as names and addresses were compromised by attackers.
Argus Flow 24 Apr 2026

Rituals Data Breach Exposes Member Personal Details

Luxury cosmetics brand Rituals has disclosed a data breach affecting its "My Rituals" loyalty program members. Attackers accessed and downloaded personal information, including names and addresses.