This month in security with Tony Anscombe – July 2025 edition

This ESET monthly roundup highlights several significant July 2025 cybersecurity stories: active exploitation of ToolShell zero-days against on-premises Microsoft SharePoint, the resurfacing of Lumma Stealer, a ransomware incident that forced a 158-year-old UK transport company out of business, a McHire chatbot misconfiguration exposing ~64 million job application chats, widespread 'PerfektBlue' Bluetooth stack vulnerabilities impacting millions of cars, and a UK government proposal to ban public-sector ransom payments—collectively illustrating ongoing high-impact threats across vulnerabilities, malware, data exposure and ransomware.