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Listed on a ransomware leak site

Frontier Airlines

flyfrontier.com

Frontier Airlines was listed on the Exfilsquad and RansomHub leak site on Jun 1, 2024. Brandefense has recorded 2 separate claims against it. Information as of Oct 19, 2026.

Updated continuously · figures as of Oct 19, 2026
Claimed by
Exfilsquad, RansomHub
First listed
Jun 1, 2024
Claims recorded
2

2 Leak-Site Claims.

ExfilsquadConfirmed claim
Posted on the leak site
Jul 26, 2026
Collected by Brandefense
Jul 26, 2026
Data claimed
Not stated
Leak-site post text, written by the group
Revenue: $1.5B DATA SUMMARY: 2.4M~ records containing: significant PII, customer support cases, flight and travel information, complaint records, baggage details, and customer support email communications.
RansomHubConfirmed claim
Posted on the leak site
Jun 1, 2024
Collected by Brandefense
Jul 11, 2025
Data claimed
Not stated

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VictimClaimed byCountryIndustryData claimedPosted
Wesco International
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ExfilsquadUSUnited StatesTechnologyNot stated
Bonava
bonava.com
ExfilsquadSESwedenManufacturingNot stated
City of Atlanta
atlantaga.gov
ExfilsquadUSUnited StatesGovernment and Public SectorNot stated
City of Houston
houstontx.gov
ExfilsquadUSUnited StatesGovernment and Public SectorNot stated
Other confirmed victims in the same industry
VictimClaimed byCountryIndustryData claimedPosted
Hotel DuPont
hoteldupont.com
N0nUSUnited StatesHospitality and TourismNot stated
Baltimore Tank Lines
baltimoretanklines.com
StormUSUnited StatesTransportation and LogisticsNot stated
Patriot Maritime
patriotships.com
StormUSUnited StatesTransportation and LogisticsNot stated
BRUTRA Logistek
brutra-logistiek.nl
QilinNLNetherlandsTransportation and LogisticsNot stated
Personify Health
personifyhealth.com
HelixUSUnited StatesHospitality and TourismNot stated
Brenner Base Tunnel
bbt-se.com
EverestITItalyTransportation and LogisticsNot 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.