Data Breach News | Latest Cybersecurity Reports – Veri Sızıntısı

Publications & Analyses

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

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Argus Flow 28 Jun 2026

14 Million Email Logins Exposed in Breach at 6 Japanese ISPs

Japanese telecommunications giant KDDI has announced a major data breach affecting itself and five other internet service providers. Attackers may have accessed the email addresses and passwords of up to 14.2 million users.

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Argus Flow 26 Jun 2026

Unbelievable Twist in Cybersecurity Hackers Get Hacked

The fallout from the cyberattack on market intelligence platform Klue is growing. As nearly two dozen companies confirm their data was breached, a new drama unfolds: the hackers themselves were reportedly hacked. The Icarus group, which claimed responsibility, allegedly lost the stolen data to another cybercrime group.

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Argus Flow 26 Jun 2026

CMC Report on Canvas Breach Guides Education Sector

The UK's Cyber Monitoring Centre (CMC) has released its analysis of the Canvas data breach, which affected thousands of educational institutions. The report focuses on the financial profile of the attack and the cyber risks facing the UK higher education sector.

Tata Electronics logo with a digital lock overlay, representing the data breach and cybersecurity incident.
Argus Flow 25 Jun 2026

Tata Electronics Confirms Data Breach

In a leak allegedly affecting Apple and Tesla, cybercriminals claim to have stolen 630GB of data. The company stated that the incident did not impact its operations.

Map of Europe with red warning icons symbolizing the increasing threat of cyber attacks
Argus Flow 25 Jun 2026

New Report Warns Ransomware Attacks Have Soared in Europe

A new report by cyber risk management firm Black Kite reveals that ransomware attacks across Europe increased by over 55% in the early months of 2026 compared to the previous year. Germany, the UK, and the manufacturing sector are the primary targets.

A broken chain link with the LastPass logo in the background, symbolizing a cybersecurity breach.
Argus Flow 24 Jun 2026

LastPass Leaks Data via Klue Supply Chain Attack

Popular password manager LastPass has disclosed that customer data was exposed following a supply chain attack on a third-party platform, Klue. Attackers gained access to contact and sales records stored in the company's Salesforce environment.

An image of a stethoscope resting on a laptop keyboard, symbolizing the cybersecurity of health data.
Argus Flow 24 Jun 2026

Health Tech Company Xolis Suffers Data Breach

U.S.-based healthtech firm Xsolis has announced a major data breach affecting 1.4 million people. The breach, resulting from a phishing attack, compromised highly sensitive data, including Social Security numbers and medical treatment information.

An image representing a data breach with the Xsolis logo and a broken shield icon
Argus Flow 23 Jun 2026

Xsolis Data Breach Impacts 1.4 Million People

Healthcare technology company Xsolis has reported a major data breach exposing the sensitive personal and medical information of 1.4 million people following a phishing attack. The breach includes Social Security numbers and medical treatment records.

LastPass logo with a visual of a broken chain and a lock, symbolizing a supply chain attack.
Argus Flow 23 Jun 2026

LastPass Confirms Data Breach in Supply Chain Attack

Popular password manager LastPass has confirmed that customer data was compromised in a supply chain attack via third-party platform Klue. OAuth tokens were stolen, leading to access to its Salesforce environment.

A cybersecurity concept image showing a padlock in front of electricity pylons and wires.
Argus Flow 23 Jun 2026

Canadian Electricity Provider London Hydro Discloses Data Breach

London Hydro, the electricity distribution company serving the City of London, Ontario, has announced a cyberattack on its systems, potentially compromising customer data. The breach involves personal and account-specific information.

An image of a stethoscope resting on a laptop keyboard, symbolizing the intersection of healthcare and technology.
Argus Flow 23 Jun 2026

Xsolis Data Breach Affects 1.4 Million Individuals

Healthcare technology company Xsolis announced that a cyberattack in January resulted in the theft of sensitive personal and medical information of nearly 1.4 million individuals. The attack reportedly began with a targeted phishing campaign.

A hook and chain on a digital background symbolizing a blockchain network, representing a cryptocurrency theft.
Argus Flow 23 Jun 2026

JaredFromSubway MEV Bot Hacked in $15 Million Crypto Theft

JaredFromSubway, one of the most well-known MEV bots on the Ethereum blockchain, suffered a $15 million cyberattack after attackers manipulated the bot's logic by creating fake trading opportunities. The attacker exploited the bot's automatic approval mechanisms to seize assets in WETH, USDC, and USDT.