Suspected cyberattack disrupts Circle K chain’s operations in Hong Kong

Circle K Hong Kong experienced a multi-day network disruption that has disabled e-payment, email, and loyalty services at nearly 400 outlets; the company said stores remain open with cash and Octopus payments available. While the root cause is under investigation and the company has not confirmed a breach, it stated it cannot rule out a cyberattack and has engaged law enforcement and third-party forensics; the report also highlights prior Circle K incidents, including claimed ransomware activity and exposed datasets.