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TW · #16 of 183 countriesWatch Taiwan

Ransomware Attacks In Taiwan.

As of Oct 19, 2026, 229 organisations in Taiwan have been listed as ransomware victims on leak sites, 0.7% of all confirmed victims and rank 16 of 183 countries. The most active group here is The Gentlemen.

Updated continuously · figures as of Oct 19, 2026
Confirmed victims
229
Share of all victims
0.7%
Rank
#16 of 183
Most active group
The Gentlemen
Most hit sector
Technology

Victims Posted Per Month.

Confirmed ransomware victims in Taiwan per month
MonthConfirmed victims
November 20254
December 20255
January 202611
February 202610
March 202611
April 20268
May 202611
June 202615
July 202611
August 202617
September 20264
October 2026 (month in progress)9

Most Active Groups Here

  1. The Gentlemen2711.8% of all victims
  2. Qilin219.2% of all victims
  3. LockBit 3.0146.1% of all victims
  4. Orova104.4% of all victims
  5. INC Ransom83.5% of all victims

Most Hit Industries Here

  1. Technology7131.0%
  2. Manufacturing2611.4%
  3. Consulting146.1%
  4. Education and Research114.8%
  5. Healthcare93.9%

Latest Victims.

All 229 victims in Taiwan →
Latest confirmed ransomware leak-site victims in Taiwan
VictimClaimed byCountryIndustryData claimedPosted
Taiwan Otsuka Pharmaceutical
otsuka.com.tw
The GentlemenTWTaiwanPharmaceuticalsNot stated
Taiwan Otsuka Pharmaceutical
otsuka.com.tw
EclipseTWTaiwanPharmaceuticalsNot stated
hiqbio.com
hiqbio.com
SafePayTWTaiwanHealthcareNot stated
Gatetech Technology
gatetech.com.tw
OrovaTWTaiwanTechnologyNot stated
T.S. Lines (intra-Asia container shipping)
tslines.com
N0nTWTaiwanTransportation and LogisticsNot stated
TEXMA International Co., Ltd
texma.com.tw
DragonForceTWTaiwanManufacturingNot stated
Nantou Shiuhkuang Senior High School.
shsh.ntct.edu.tw
NightSpireTWTaiwanEducation and ResearchNot stated
Ability Enterprise
abilitytw.com
The GentlemenTWTaiwanTechnologyNot stated

Know When A Company In Taiwan, Or One Of Your Suppliers, Is Posted.

Brandefense alerts on leak-site posts for your brands and third parties, with the group's profile and IOC feeds.

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.