Core Insights - The article discusses the integration of blockchain technology into the digital advertising sector, particularly in computational advertising, highlighting its potential to address issues such as user privacy and data integrity [1][4]. Group 1: Blockchain Applications in Computational Advertising - Smart contracts facilitate automated ad placement and performance verification, enhancing settlement efficiency and providing reliable data for ad effectiveness assessment [2][3]. - Distributed ledger technology helps break down information silos by allowing encrypted user data to be stored on the blockchain, thus improving data privacy and enabling advertisers to create accurate user profiles [2][3]. - Blockchain technology enables precise targeting and strategy optimization by analyzing various data points, allowing advertisers to adjust their strategies based on real-time feedback [3]. Group 2: Enhancing Transparency and Trust - The application of blockchain increases data transparency and credibility, allowing all parties to verify the authenticity and completeness of ad performance data [4]. - Blockchain's consensus mechanism ensures that only verified data is recorded, promoting fairness and integrity in advertising transactions [4]. Group 3: Addressing Fraud and Inefficiencies - Blockchain technology effectively identifies and eliminates fraudulent ad placements and invalid traffic by recording key exposure data and employing verification mechanisms [5]. - The technology streamlines the digital advertising supply chain by simplifying collaboration processes and enabling real-time information sharing among stakeholders [6]. Group 4: Optimizing Advertising Expenditure - Blockchain provides advertisers with precise expenditure management tools, allowing for real-time analysis of ad spending and automatic budget adjustments based on performance [6]. - The dynamic budget management approach enhances the effectiveness of advertising investments by directing funds to the most successful strategies [6]. Conclusion - Overall, blockchain technology presents significant opportunities for the computational advertising industry by addressing existing challenges and enhancing operational efficiency, transparency, and trust [6].