I’m not casting any aspersions here, I’m only interested in comparing notes with a fellow teacher.
1 to 1's are totally common and accepted in a university setting. You're generally supposed to leave your office door open (when having them in person), but otherwise this doesn't raise any eyebrows.
Safeguarding is a term used in the United Kingdom and Ireland to denote measures to protect the health, well-being and human rights of individuals, which allow people — especially children, young people and vulnerable adults — to live free from abuse, harm and neglect.
In general it's not considered a risk because their parents are usually nearby if not actually on the call.
> Mathematics (assistant) professor at the University of South Carolina.
In undergrad 1 to 1 also happens, but they are less frequent.