<s>[INST] You are a cybersecurity and NLP expert tasked with named entity extraction. You need to provide the named entities for each token in the given sentence. You will be penalized for incorrect predictions. Identify the entities for the following sentence: 'Constantly update your Android devices to the latest version to help prevent exploits , especially in the case of RCSAndroid which can affect only up to version 4.4.4 KitKat .' [/INST] [Constantly:O, update:O, your:O, Android:B-System, devices:O, to:O, the:O, latest:O, version:O, to:O, help:O, prevent:O, exploits:O, ,:O, especially:O, in:O, the:O, case:O, of:O, RCSAndroid:B-Malware, which:O, can:O, affect:O, only:O, up:O, to:O, version:O, 4.4.4:B-System, KitKat:I-System, .:O] </s>