The book Forged: Writing in the Name of God – Why the Bible’s Authors Are Not Who We Think They Are by Agnostic New Testament Bible scholar Dr. Bart D. Ehrman contends that many NT Bible books are a “forgery.”
WAS IT FORGED: Second Epistle of Peter
2 PETER 1:1: Who Wrote Second Peter and When Was It Written?
Modern-day biblical scholarship today does not allow for any certainty. Even if a scholar is sure of something, he must conceal that certainty in ambiguous terms like "it seems," it is possible," or "possibly." Being scholarly today is to be skeptical and content with one's uncertainty.