How does one balance the rights of the vulnerable, who sometimes do need to be anonymous for fear of retribution and the people who use anonymous accusations as

How does one balance the rights of the vulnerable, who sometimes do need to be anonymous for fear of retribution and the people who use anonymous accusations as a harassment strategy or for political purposes or for a witch hunt? The only way seems to be to have a more-or-less independent panel who would look at the anonymous accusations and make an impartial decision on the same. The legal system, as it exists, seems to be such a body, definitely much more impartial and unbiased than a random administrator in Stanford.