Samsung Electronics security incident history
Hacking, data breaches and other security incidents involving Samsung Electronics, with related coverage.
Hack of AI training contractor leaks Samsung Electronics staff data
↳ Knock-on damage from the Day1 Company incident · View original incidentDay1 Company, a contracted AI training provider, was hacked, leaking Samsung Electronics employee information. The timing of the incident, the scale of the leak and the response measures have not been confirmed.
Read on SBS Biz ↗Allegations of unauthorised lookup and leak of Samsung Electronics employee data
Allegations were raised that a Samsung Electronics employee had accessed and leaked colleagues' personal information without authorisation. Samsung Electronics filed a criminal complaint against the employee, and it came to light that 20,000 records had been viewed in one hour. Later, in a personal data leak case related to union membership, six people, including the chair of the Super-Enterprise Union, were referred to prosecutors.
Related reports: 7 · last report →Fine finalised over Samsung data leak exposed by celebrity phone hacks
A fine in the hundreds of millions of won was finalised over Samsung's personal data leak, which came to light through the hacking of celebrities' mobile phones. The scale of the leak, the date of the incident and the specific attack method have not been confirmed.
Read on 한겨레 ↗LANDFALL spyware exploits zero-day to compromise Galaxy phones
Impact: Information including photos on Galaxy phones
The LANDFALL spyware exploited a zero-day vulnerability to hack Samsung Galaxy phones. The compromise lasted 10 months, and information including photos was shared externally.
Related reports: 2 · last report →Samsung patches flaw exploited to hack customers' phones
A zero-day security vulnerability was exploited to hack Samsung Electronics customers' mobile phones. Samsung Electronics released a patch to fix the vulnerability. The scale of the damage and the countries where individual victims are located have not been confirmed.
Read on TechCrunch ↗Samsung Electronics re-allows ChatGPT after 2023 leak of confidential data
Impact: Confidential information leaked, scale unknown
A leak of confidential information occurred at Samsung Electronics in 2023. Employees were later allowed to use ChatGPT again.
Read on SamMobile ↗Samsung Electronics X account hacked to spread scam posts
Impact: Fraudulent posts spread via the X account
Samsung Electronics' Twitter/X account was hacked and used to spread fraudulent posts. The account compromise and the posts came to light on 15 April 2025, and the specific scale of the damage and the response have not been confirmed.
Read on SammyGuru ↗Samsung Electronics' German customer database leaked
Impact: German customer database
Samsung Electronics' German customer database was leaked. A hacker released the customer data, and some headlines pointed to an infostealer as the means of the leak.
Related reports: 4 · last report →Samsung Electronics wins data breach class action
Samsung Electronics won a class action over a data breach. The timing of the incident, the scale of the breach and the method of attack have not been confirmed.
Read on Law.com ↗Samsung Electronics UK shop customers' personal data leaked
Impact: Personal information of UK store customers
The personal information of Samsung Electronics UK store customers was leaked. Hackers accessed customer data over the course of a year-long breach. Samsung Electronics notified affected customers of the leak.
Related reports: 6 · last report →