Data Breach News | Latest Cybersecurity Reports – Veri Sızıntısı

Publications & Analyses

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

A conceptual image representing the data breach at the medical billing company MCBS.
Argus Flow 27 Jul 2026

MCBS Data Breach Affects 1.2 Million Individuals

Atlanta-based medical business management company MCBS has confirmed a major cyberattack that occurred last year, exposing the sensitive personal and medical information of over 1.2 million individuals. The PEAR ransomware group has claimed responsibility.

Concept of a sextortion email with the ShinyHunters name on a keyboard. Theme of data leaks and cyber fraud.
Argus Flow 25 Jul 2026

ShinyHunters Leaks Fuel $2000 Sextortion Scam

Cybercriminals are using the ShinyHunters name in a new sextortion campaign, demanding $2,000 in Bitcoin by leveraging email addresses from past data breaches. Here are the details of this bluff-based scam and how to protect yourself.

A data breach warning and a lock icon appearing on a computer screen in front of the OnTrac logo.
Argus Flow 24 Jul 2026

Hackers Cause Data Breach After Infiltrating OnTrac Network

Logistics giant OnTrac has announced a customer data leak following a cyberattack on its corporate network. The company is offering credit monitoring services to affected customers, but the full scope of the leaked data and attack details remain unclear.

The Chick-fil-A logo over a digital padlock, representing a cybersecurity data breach.
Argus Flow 24 Jul 2026

Chick-fil-A Data Breach Affects Over 13,000 Customers

Popular fast-food chain Chick-fil-A has confirmed that the loyalty program accounts of more than 13,000 customers have been compromised. Attackers gained access using passwords obtained from other breaches.

A conceptual image showing a digital lock and a warning symbol superimposed over a university campus.
Argus Flow 24 Jul 2026

Ransomware Attacks Targeting Universities Are on the Rise

A report for the first half of 2026 by cybersecurity research firm Comparitech has revealed an alarming increase in ransomware attacks against higher education institutions. The group known as "The Gentlemen" is noted as a key player in this rise.

Origin Energy logo with a lock and digital code in front symbolizing a cyberattack
Argus Flow 23 Jul 2026

Australian Energy Giant Origin Victim of Cyberattack

Australia's largest energy provider, Origin Energy, has confirmed a cyberattack that leaked customer data. Attackers claim to have stolen the data of 2 million customers.

Zimbra email interface shown on a computer screen with a Russian flag shadow overlaid.
Argus Flow 23 Jul 2026

Russian Spy Group Targets West with Zimbra Exploit

A Russian state-sponsored cyber-espionage group known as Laundry Bear is stealing sensitive data from Western countries' government agencies and private companies using a novel zero-day exploit in the popular email software Zimbra. The attack is carried out using a method that only requires opening the email, with no clicks needed.

A keyboard in front of the South Korean flag, representing a diplomatic cyberattack and data breach.
Argus Flow 23 Jul 2026

South Korean Diplomats Data Exposed in Months Long Breach

South Korea's Foreign Ministry confirmed that an online training system for its diplomatic academy was breached in a months-long cyberattack, exposing the personal data of thousands of current and former diplomats. A zero-day exploit is cited as the cause.

Upbound Group logo next to a shield and padlock icon, representing a cybersecurity breach incident.
Argus Flow 23 Jul 2026

Upbound Group Reports $13 Million Loss From Data Breach Fraud

Texas-based consumer finance company Upbound Group announced that a cyberattack led to the theft of customer data, which was then used to commit $13 million in fraudulent contract fraud. The company's Acima brand was targeted.

A cybersecurity concept image showing a digital shield in abstract blue and purple colors.
Argus Flow 23 Jul 2026

A Single Control is Insufficient for Sensitive Data Security

Cybersecurity experts emphasize that a single layer of security is no longer sufficient to protect sensitive data. Broadridge Professional Software Engineer Venkata Pavan Kumar Gummadi outlines a four-layer defense-in-depth strategy that operates across the data lifecycle.

A locked server rack standing in front of frozen food aisles in a warehouse
Argus Flow 23 Jul 2026

Cyberattack on Japanese Food Giant Freezes Supply Chain

A ransomware attack on a Japan-based food and logistics firm has brought the supply of frozen food to a standstill for thousands of clients, including major franchises like Kentucky Fried Chicken.

A representative image of the cyberattack targeting the South Korean Ministry of Foreign Affairs, leaking diplomat data.
Argus Flow 22 Jul 2026

South Korea Discloses Data Breach Impacting Diplomats Worldwide

South Korea has announced that hackers breached the online education system of the National Diplomatic Academy, stealing the personal data of thousands of employees, including diplomats stationed abroad. The attackers reportedly had access to the system for ten months.