Throughout the rise of various customization services, service providers often require users to fill out personal information.To avoid personal information leakage due to improper storage, governments establish protection mechanisms about how to collect and store of personal information, including:

- Taiwan's Personal Information Protection Act

- Japan's Act on the Protection of Personal Information

- Privacy Act The U.S.' Privacy Act

- EU General Data Protection Regulation (GDPR)

The laws not only have strict regulation on service providers how to collect and store personal information (including ID, name, address, phone number, credit card number, etc.). Leakage due to improper storage or use of personal information would incur a huge fine.

Changingtec provides the [Profile Tokenization Solution] to comply with regulations in different countries and allow service providers to effectively utilize personal information collected legally. Service providers store personal information in the database and convert it into strings different from the original data via system.