Microsoft Copilot reveals secret input that allowed it to be hacked

Ars Technica security feed covering major cybersecurity developments, including actively exploited vulnerabilities affecting Macs and Microsoft Exchange, credential theft and supply-chain compromise, remote device hijacking, phishing and social engineering, server management-controller weaknesses, account-takeover defenses, surveillance technology, AI-enabled attacks, and cryptographic research. Several items describe high-impact exploitation or large-scale data exposure, but the feed contains multiple separate stories and does not provide sufficient identifiers to map most items to specific,5