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Listed on a ransomware leak site

ARM

arm.com

ARM was listed on the D1r leak site on Jul 13, 2026. Information as of Oct 19, 2026.

Country: United KingdomIndustry: Technology
Updated continuously · figures as of Oct 19, 2026
Claimed by
D1r
First listed
Jul 13, 2026
Claims recorded
1

Leak-Site Claim.

D1rConfirmed claim
Posted on the leak site
Jul 13, 2026
Collected by Brandefense
Jul 13, 2026
Data claimed
Not stated
Leak-site post text, written by the group
Thanks to leaked database by Synopsys, a roadmap was provided Many other group leaks were cross-referenced and thoroughly analyzed One of the leaked companies gave our team access to ARM center Severely incapacitated by 2FA email/sms-code required by ARM on every step, we were still able to download an interesting tool: Athena Download Manager That requires an SSL certificate of a company that owns ARM products, and downloading by means of Athena allows to bypass multiple 2FA checks that are required when downloading same files from [removed] This is now free for download to any reverse…

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Other confirmed victims claimed by the same group
VictimClaimed byCountryIndustryData claimedPosted
Synopsys
synopsys.com
D1rUSUnited StatesTechnologyNot stated
Bosch
bosch.de
D1rDEGermanyManufacturingNot stated
Other confirmed victims in the same industry
VictimClaimed byCountryIndustryData claimedPosted
WalkingTree Technologies
walkingtree.tech
QilinINIndiaTechnologyNot stated
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

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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.