syntax = "proto2"; message ciphertext_data { required bytes field = 1; } message extension_to_decryptor_msg { required bytes ciphertext_client_public_key = 1; repeated ciphertext_data fields = 2; } message decryptor_to_extension_msg { repeated ciphertext_data fields = 1; } message mitigator_header { required bytes name = 1; required bytes value = 2; }