UK Cybercrime Journal: Arup Group Breached by FulcrumSec
What Happened: On 10 May 2026, the UK-based firm Arup Group was listed as a victim on the Tor data leak site of FulcrumSec. On their Tor data leak site, FulcrumSec stated that they have exposed 700GB of GitHub repos and 2TB of Azure and AWS S3 cloud, plus database backups. Other types of data the adversary claims to have stolen includes Neuron BMS client databases, Odoo ERP data, A66 landowner files, Apple code-signing certificates with plaintext passwords, a Google Cloud Platform (GCP) project with production payment gateway credentials, and the source code of ArupCompute and Oasys. The FulcrumSec operators also claimed to have spent over half a year analysing the data and went through “email correspondence” with the company before publishing the stolen data. On the victim post, FulcrumSec wrote a detailed incident breakdown. In it, they stated they gained initial access in September 2025 via a GitHub personal access token found hardcoded in a JavaScript file on a ...