On a regular basis, someone (usually a straight, cis, white man) says that we can solve the problem of people being nasty online by using real names. It doesn't work, and it hurts people who can't risk using their real name.
"Results show that in the context of online firestorms, non-anonymous individuals are more aggressive compared to anonymous individuals. This effect is reinforced if selective incentives are present and if aggressors are intrinsically motivated."
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0155923