Abstract: Judicial big data is the combination of judicial activities and big data technology and its active.Judicial big data,taking the result of the judgment as its carrier,integrating a variety of information and data resources of legislation and cases,provides reliable data support for the judges to form their cognition and judgment of cases.In spite of its positive impact on judicial justice,it also produces negative effect on judicial justice due to the limit of data technology.Therefore,we should attach importance to the construction of data standards and norms,improve the rationality and security in the use of judicial data,and eliminate data traps so that big data helps realize judicial justice.

Key words: judicial, big data, judicial big data, judicial justice, data trap, data depends