Core Viewpoint - The incident involving a Xiaomi smart door lock incorrectly recognizing a delivery person's face has raised public concerns about the security of smart locks [1] Group 1: Incident Details - A user reported that their Xiaomi Smart Door Lock 2 Pro mistakenly recognized a delivery person's face, leading to the door being unlocked while the user was at home [1] - Xiaomi's customer service responded by stating that they would send an engineer to investigate the issue and assist the affected user [1] Group 2: Product Information - The Xiaomi Smart Door Lock 2 Pro is priced at 1999 yuan and utilizes "AI 3D structured light facial recognition technology" [1]

Core Points - A user reported that their Xiaomi smart lock was opened by a delivery person through facial recognition, mistaking the delivery person for the user [1][6] - The incident gained significant attention on social media, trending under the hashtag related to the smart lock's malfunction [3] - The user expressed concerns about the security of the smart lock and suggested the need for an additional verification method [5] Company Response - The user contacted Xiaomi customer service immediately after the incident, and the company promised to send an engineer for inspection [6] - Xiaomi's customer service acknowledged the issue and stated they would document and verify the situation, offering support for similar problems faced by other customers [6] Product Details - The affected model is the Xiaomi Smart Lock 2 Pro, which claims to utilize reliable facial recognition technology to capture unique facial features [6] - The user noted that this was the first occurrence of such a malfunction, although there had been previous instances of failed recognition [6]