Due to the development of the Internet, global e-commerce markets are growing greatly. From the viewpoint of consumers, cross-border transactions involve some difficulties in obtaining redress from problematic businesses. In e-commerce markets, consumers have also experienced other kinds of difficulty. To increase consumer protection in global e-commerce markets, various attempts have been made by the private and public sectors. This paper gives an overview of current attempts, and considers the possibility of future methods to achieve effective consumer protection in cross-border e-commerce markets.