kolkata bidhannagar cyber crime police station on tuesday arrested 27 people from bengals information technology hub sector v nabadiganta township for running a blackmailing racket the racket has allegedly hacked websites of different overseas companies or received details of the company in the name of offering itenabled services later they used these information to blackmail these companiesthese people used to pose as employees of two globally reputed indian it company and receive all information for effectively blackmailing them on the basis of specific information the cybercrime police on tuesday swung into a raid and arrested 27 people police retrieved a cache of incriminating documents and computer hard discs for investigationthe arrested people were booked under cases of extortion swindling breach of trust and criminal conspiracy and also under it act significantly both biadhannagar and kolkata police took note of the extortion racket in it hub after a team of detectives from us came to kolkata to meet the two commissionerates a month ago they shared details of their investigations with investigators of two commissioneratesimmediately after this meeting biadhannagar police sought detail documents about the functions and its employees while most of the it companies have done so a few it companies remain aberrant police will carry out raids against these companies police are also checking out whether some overseas companies are involved in the blackmailing racket or not