1 If a large volume of sensitive personal data is processed by automated means or if high-risk profiling is carried out and if preventive measures are unable to guarantee data protection, the private controller and its private processor must as a minimum / log the storage, alteration, disclosure, deletion and destruction of the data and any access to the data. A log file must in particular be kept if otherwise it would not be possible to establish whether the data has been processed for the purposes for which it was collected or disclosed.2
2 The responsible federal body and its processor shall when carrying out automated processing of sensitive personal data, profiling and automated processing that falls within the scope of Directive (EU) 2016/6803, log as a minimum the storage, alteration, disclosure, deletion and destruction of the data, as well as any access to the data. For other forms of automated data processing, they shall assess in advance the risk to the fundamental rights of the data subjects. On this basis, and taking account of the state of the art and the costs of implementation, they shall determine whether and to what extent they log the aforementioned forms of processing. When assessing the risk, they shall take particular account of the nature of the data processed and the purpose, nature, scope and circumstances of the processing.4
2bis The assessment of the need for logging referred to in paragraph 2 shall be recorded in writing. The results and content of the assessment shall be communicated to the Federal Data Protection and Information Commissioner (FDPIC) on request.5
3 In the case of personal data that are generally accessible, logs shall in the case of paragraphs 1 and 2 first sentence as a minimum be kept of the storage, alteration, deletion and destruction of the data.6
4 The log file must provide information about the identity of the person that carried out the processing, the form, date and time of processing, and, if applicable, the identity of the recipient of the data.
5 The log files must be retained for at least one year and kept separate from the system in which the personal data are processed. They may only be made accessible to the bodies and persons that are required to review the application of the data protection regulations or to safeguard or restore the confidentiality, integrity, availability and traceability of the data, and may only be used for this purpose.