In the digital age, data is often referred to as "the new oil," with personal information becoming a key asset for businesses and institutions. However, unchecked data collection and breaches of personal information threaten privacy, emphasizing the need for legal measures and ethical considerations. This post examines the current state of data collection, key issues, and approaches to resolving them from legal and ethical perspectives. 1. The Current State of Online Data Collection 1-1. Methods of Data Collection Cookies and Tracking Technologies : Websites collect user visit history and behavioral data. Social Media Platforms : Collect posts, likes, and search history. IoT Devices : Smartphones and wearables record real-time location and biometric data. 1-2. Data Utilization Targeted Advertising : Delivers personalized ads based on search and purchase histories. AI and Big Data Analytics : Used for consumer behavior analysis, disease prediction, and urban planning. 2. Maj...