A staggering 3 million Britons have found themselves visiting an untrustworthy site — risking exposure to malware and scams — after blindly scanning a QR code, new research cautions. Security researchers have studied the British public’s attitude to QR codes, which have existed since the mid-90s but exploded in popularity during the Covid-19 pandemic when restaurants, shops, and pubs wanted to prevent customers from sharing printed menus and other physical items. VIEW DEAL | Save 64% on NordVPN Threat Protection to block malicious sites, now £3.19VIEW DEAL | Save 52% on password manager NordPa…