Nowadays, We live in a world of Big Data. Every one of our interactions with the internet contributes even more data. Big data and analytics have become a great business opportunity. For instance, physiological signals is important for healthcare of older adults, and some valuable informations can be digged out by analyzing these data. Opportunity come with risks. The world is starting to realize the gravity of weaponizing personal information. And governments are starting to take a stand with ever stricter personal data protection regulations eg: GDPR. According to the survey of Forbes, the cost of GDPR compliance is about $7.8 billion for Fortune 500 companies and $1.1 billion for FTSE 350 companies. Now, the first order of business for global service companies engaged in user data aggregation and analysis is to be mindful of possible GDPR violations. DeCloak uses proprietary hardware-embedded algorithms that can be used as an external dongle or an IC designed directly into a smartphone or another device. From that point on the smartphone can be used in the same manner as always, except your online behavior is anonymous. From an ISP perspective, the user behavior data can still be collected but it no longer can be linked to a specific individual. It can be aggregated, analyzed and even sold without worry of breaking privacy regulations. The solution is GDPR compliant, works in real-time, and gives user full control. It also retains a much higher fidelity of the information for businesses to utilize. Our algorithms can also be applied on large data collections, making it an ideal solution for industries where personal data security is of the utmost importance. Industries such as ISPs, Software as a Service, Healthcare and Insurance.