INSPECTING ARCHIVED INTELLIGENCE (OUTDATED VERSION).

GS Engineering's customer data leaked to private individual

| 2026-10-30 20:18 HIGH LOW DATA BREACH
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Executive Summary
AI-generated
GS Engineering has confirmed a data breach incident involving its 'Xi' apartment brand customer's personal information, with the possibility of their password and RF card number being leaked. The potentially leaked information includes names, nicknames, birthdays, phone numbers, genders, emails, addresses, membership numbers, residence types, encrypted passwords, administrator-related information, whether the unit is occupied, membership sign-up dates, final login IP addresses, and RF card numbers. This incident occurred on October 28th at 11 o'clock in the evening, outside of normal hours. GS Engineering has taken emergency measures to address the breach, including activating its emergency response system, blocking external IP, and applying new security policies. The company will investigate the exact leaked items and inform customers about the method to check the damage after completion. Customers are advised to be cautious of secondary damage caused by smishing and voice phishing, which exploit personal information.
Technical Mitigations AI-generated
• Apply a new encryption level to encrypted passwords to prevent potential bypass. • Investigate the storage method of RF card numbers and apartment resident-related information to determine if they can be used for entrance authentication or bypassed using leaked information. • Block external IP addresses associated with the incident to prevent further unauthorized access.
Intelligence Metadata
Actors / Malware / CVEs / Campaigns
Target & Sectors
Global Scope
Incident Timeline
‎2026/10/30
Threat actors used social engineering tactics to exploit GS Engineering's customer data, resulting in a potential leak of their password and RF card number.
organisation GS Engineering's
GS Engineering's customer, a private individual, has experienced a data leak, with the possibility of their password and RF card number being leaked.. GS Engineering has confirmed a data breach incident involving its 'Xi' apartment brand customer's personal information and has issued an official apology.
organisation RF
GS Engineering's customer, a private individual, has experienced a data leak, with the possibility of their password and RF card number being leaked.. GS Engineering has confirmed a data breach incident involving its 'Xi' apartment brand customer's personal information and has issued an official apology.
organisation GS Engineering
GS Engineering's customer, a private individual, has experienced a data leak, with the possibility of their password and RF card number being leaked.. GS Engineering has confirmed a data breach incident involving its 'Xi' apartment brand customer's personal information and has issued an official apology.
organisation IP
The company revealed that the potentially leaked information includes names, nicknames, birthdays, phone numbers, genders, emails, addresses, membership numbers, residence types, encrypted passwords, administrator-related information, whether the unit is occupied, membership sign-up dates, final login IP addresses, and RF card numbers.
organisation GS Construction
GS Construction has confirmed that the leaked information about the RF card number may be associated with the apartment entrance control system.
Intelligence Sources
Dailysecu 2026-10-30