The book investigates the complex interplay between information sharing and data protection within the European Union's Area of Freedom, Security, and Justice. It examines the challenges and necessities of harmonizing data protection principles to facilitate effective information exchange across EU member states, addressing the tension between security imperatives and fundamental privacy rights.

This work is likely to be regarded as a significant contribution to the legal and policy discourse surrounding data protection and security within the EU. The detailed analysis of existing frameworks and the exploration of practical challenges suggest a text aimed at legal scholars, policymakers, and security professionals. Its focus on harmonization indicates an effort to bridge divergent national approaches and establish a more coherent European data protection landscape.