Nehunya ben HaKanah was a tanna of the 1st and 2nd centuries.
It appears from Bava Batra 10b that Nehunya was a contemporary, but not a pupil, of Yohanan ben Zakkai. He was the teacher of Ishmael ben Elisha. Wikipedia
Books: Sefer HaTemunah, Bahir, and The Epistle of Secrets