摘要： 私人侦探应否以及如何介入刑事诉讼中是一个迫在眉睫的现实问题。私人侦探介入刑事诉讼中有利于维系控辩平衡、保障被追诉方的辩护权、提高被害人的举证责任能力并监督公安机关的侦查活动，节约诉讼资源。目前，侦查学界对私人侦探介入刑事诉讼的异议及其理由要么可以从法理上得到解决，要么可以通过立法进行规范。目前私人侦探在执业过程中完全处于混乱无序的境地，为了改变这种现状，应该从制度上进行完善，制定专门规范私人侦探的法律、法规。

关键词: 私人侦探 , 合法性 , 隐私权 , 规范

Abstract: It is an urgent practical problem that whether the personal detectives should intervene in the crimi—nal procedural and how to．Permitting personal detectives intervene in criminal procedural is good to maintain balance ofaccusers and defenders，ensLire the rights of defendant，enhance the victims’abihfy of posing proof，supervise the inves—tigation of public seeurlty mechanism，and save lawsuit resources．At present，the objections and reasons of investigationscience to this problem Can be settled either through legal theory or through legislation，However，personal detecfives arecompletely working in a disordered condition at the moment．In order to change this condition，we should impmve the in—stitution and formulate specialized law and code to normalize the personal detective．

Key words: Personal detective, Private right, Legality, Regulation