Hide your Yahoo ID in Yahoo Groups with an email alias
If you want to mask your real Yahoo ID so that other members of your group can't see it, you can use an alias.
Using an alias in Yahoo Groups
- On your group's main page, select Membership | Edit Membership.
- Next to "Identity," click the pencil icon .
- Select your desired alias.
- You can only perform this action if you already have an alias.
- Click Save.