Since October 2007 telecommunication companies have been required to keep records of phone calls and text messages for twelve months.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: Since October 2007 telecommunication companies have been required to keep records of phone calls and text messages for twelve months. ### Response: .