Simple past tense and past participle of task.(verb)
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Use "tasked" in a sentence
"Ms. Palazzo repeatedly wondered aloud at what Mr. Lally meant by the word tasked, finally trying to respond when he directly asked her "what is it you did for Mr. Pellicano.""
"At the beginning of the second Palestinian intifada in 2000 Mitchell was appointed to head a committee bearing his name tasked with finding ways of ending violence between Israelis and Palestinians."
"I recently made a "New Smart Folder" in 1Password tasked with finding any site where my password is "pa$$word," and have been browsing the results."