A bill which aims to stop cyber bullying by groups such as the Roast Busters will be introduced to Parliament today.
The group, which police say has been operating since 2011, bragged of having sex with young and drunk girls, then naming and shaming them on a Facebook page - an action they label roasting. The group encouraged other young men to join them.
Justice Minister Judith Collins said the Harmful Communications Bill sent a strong message to those who harassed and harmed others online that their time was up.
"Cyber bullying can have a devastating effect on people's lives, particularly young people. This bill will protect victims and hold perpetrators to account," said Ms Collins.
Proposals in the bill include: