The term 'ATTACK, FIDO!' can be summarized by two crossword solutions: SIC and SICEM. SIC is an acronym for 'Seek, Identify, and Destroy, ' which is a military term used to describe an offensive strategy. SICEM is an acronym for 'Seek, Identify, Confirm, Engage, and Monitor, ' which is a more comprehensive version of the same strategy. Both terms are used to describe an aggressive approach to a situation.