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Crown Security Ransomware Attack

crown-security.com.twRansomed

tenguGroup

TaiwanCountry

Mar 10, 2026Discovered

Overview

View group profile

Domain

crown-security.com.tw

Industry

Technology

Country

Taiwan

Discovered

6 months ago

Confidence

85%

Severity

Medium

Status

Claimed

Threat group

tengu

Total victims

First seen

Oct 2025

Last seen

Mar 2026

Group status

active

Sophistication

Impact score

Threat level

2.2/10

Aggressiveness5/10

Lethality0.1/10

Criticality1.4/10

Status breakdown

Data Leaked2.0%1

Claimed

this victim

98.0%49

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology

Victim's position within group

Industry

Technology

Known target sector

Country

Taiwan

Not a listed target country

Other victims

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Group activity