India, May 13 -- A Pune woman has alleged that she received late-night messages from a staff member of a restaurant she had visited earlier that day, sparking concerns online over customer data privacy and misuse of personal information collected through QR-code-based systems.

Taking to Instagram, Rishika Dutta shared her experience, claiming the incident took place after she visited a restaurant on Pune's FC Road on April 28. She alleged that she began receiving messages from an unknown number later that night.

As she tried to find out who was texting her, she discovered that the sender was an employee at the restaurant she had visited. Dutta claimed the man may have accessed her contact details after she scanned the outlet's menu QR c...