<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: 'In our Revoke-Obfuscation white paper , first presented at Black Hat USA 2017 , we provide background on obfuscated PowerShell attacks seen in the wild , as well as defensive mitigation and logging best practices .' [/INST] [In:O, our:O, Revoke-Obfuscation:O, white:O, paper:O, ,:O, first:O, presented:O, at:O, Black:B-SecTeam, Hat:I-SecTeam, USA:O, 2017:B-Time, ,:O, we:O, provide:O, background:O, on:O, obfuscated:O, PowerShell:B-OffAct, attacks:I-OffAct, seen:O, in:O, the:O, wild:O, ,:O, as:O, well:O, as:O, defensive:O, mitigation:O, and:O, logging:O, best:O, practices:O, .:O] </s>