In recent weeks, as schools, businesses, support groups and millions of individuals have adopted Zoom as a meeting platform in an increasingly remote world, reports of “Zoombombing” or “Zoom raiding” by uninvited participants have become frequent.

While those incidents may have initially been regarded as pranks or trolling, they have since risen to the level of hate speech and harassment, and even commanded the attention of the F.B.I.
https://www.nytimes.com/2020/04/03/technology/zoom-harassment-abuse-racism-fbi-warning.html