The documents contained a message asking the user to “Unlock Protected Contents,” below, while showing a message box displaying “US SEC Unlock document service.” 
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: The documents contained a message asking the user to “Unlock Protected Contents,” below, while showing a message box displaying “US SEC Unlock document service.”  ### Response: .