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Listed on a ransomware leak site

Cognizant

cognizant.com

Cognizant was listed on the Coinbase Cartel and Clop leak site on Jun 29, 2023. Brandefense has recorded 3 separate claims against it. Information as of Oct 19, 2026.

Country: United StatesIndustry: Technology
Updated continuously · figures as of Oct 19, 2026
Claimed by
Coinbase Cartel, Clop
First listed
Jun 29, 2023
Claims recorded
3

3 Leak-Site Claims.

Coinbase CartelConfirmed claim
Posted on the leak site
Apr 15, 2026
Collected by Brandefense
Apr 17, 2026
Data claimed
Not stated
Leak-site post text, written by the group
Cognizant is a multinational information technology and professional services company headquartered in Teaneck, New Jersey, USA. It operates in the IT services and consulting industry, offering digital transformation, technology, and business process outsourcing services. Founded in 1994, Cognizant serves clients across healthcare, financial services, manufacturing, and retail sectors globally, with major delivery centers in India.
ClopConfirmed claim
Posted on the leak site
Feb 26, 2024
Collected by Brandefense
Jul 11, 2025
Data claimed
Not stated
ClopConfirmed claim
Posted on the leak site
Jun 29, 2023
Collected by Brandefense
Jul 12, 2025
Data claimed
Not stated
Leak-site post text, written by the group
Intuition engineered-human insight, superhuman speed - Cognizant UK & Ireland

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Other confirmed victims claimed by the same group
VictimClaimed byCountryIndustryData claimedPosted
Westwing Group SE
westwing.com
Coinbase CartelDEGermanyRetailNot stated
Integrated Health Systems
integratedhealthstack.com
Coinbase CartelUSUnited StatesTechnologyNot stated
RXPE Group
rxpe.com
Coinbase CartelCNChinaEnergy and UtilitiesNot stated
Tower Insurance
tower.co.nz
Coinbase CartelNZNew ZealandInsuranceNot stated
Flecha Bus
flechabus.com.ar
Coinbase CartelARArgentinaTransportation and LogisticsNot stated
OTEIS Conseil & Ingénierie
oteis.fr
Coinbase CartelFRFranceConsultingNot stated
Other confirmed victims in the same industry
VictimClaimed byCountryIndustryData claimedPosted
PingCAP / TiDB Cloud
pingcap.com
FulcrumsecUSUnited StatesTechnologyNot stated
Amagi Media Labs
amagi.com
N0nINIndiaTechnologyNot stated
All Business Technologies (Fox Hill bookkeeping and tax practice)
allbusinesstechnologies.com
N0nUSUnited StatesTechnologyNot stated
Southwire
southwire.com
HelixUSUnited StatesTechnologyNot stated
Bay Alarm
bayalarm.com
HelixUSUnited StatesTechnologyNot stated
Taekwang Network
tkni.co.kr
EverestKRSouth KoreaTechnologyNot stated

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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.