And, according to the collected config files, the group upgraded their malware communications from plain text http to encrypted https in October 2013
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: And, according to the collected config files, the group upgraded their malware communications from plain text http to encrypted https in October 2013 ### Response: T1071.