takes into account the specific requirements of the fight against cybercrime; Having also regard to the Action Plan adopted by the Heads of State and Government of the Council of Europe on the occasion of their Second Summit (Strasbourg, 10 and 11 October 1997), to seek common responses to the development of the new information technologies based on the standards and values of the Council of Europe; Have agreed as follows: Chapter I – Use of terms Article 1 – Definitions For the purposes of this Convention: a "computer system" means any device or a group of interconnected or related devices, one or more of which, pursuant to a program, performs automatic processing of data; b “computer data” means any representation of facts, information or concepts in a form suitable for processing in a computer system, including a program suitable to cause a computer system to perform a function; c “service provider” means: d i any public or private entity that provides to users of its service the ability to communicate by means of a computer system, and ii any other entity that processes or stores computer data on behalf of such communication service or users of such service; “traffic data” means any computer data relating to a communication by means of a computer system, generated by a computer system that formed a part in the chain of communication, indicating the communication’s origin, destination, route, time, date, size, duration, or type of underlying service. Chapter II – Measures to be taken at the national level Section 1 – Substantive criminal law Title 1 – Offences against the confidentiality, integrity and availability of computer data and systems Article 2 – Illegal access 36