It is as safe as most things. If your profile is public, then anyone can possibly find your steam profile page.
Is it possible to change your Steam account name?
Your SteamID and Steam Account Name can not be changed, even by Steam Support staff members. Your player name can be changed at any time in your Profile Settings, under “Edit my Profile” page. Steam accounts can not be merged together.
Can 2 people have the same username on Steam?
Yes, you can access different Steam accounts from one computer. However, you may only access one account at a time. Steam does not support multiple players using one Steam account simultaneously – games associated with a Steam account are licensed for the sole use of the account holder.
Can your friends see your Steam ID?
Can people see the username? Account names are not visible to other users. The name shown on your profile is considered as a community display name which you can edit at any time. Ideally, you don’t want to enter your account name as your community display name, so it’s up to you.
What can someone do with Steam ID?
Your Steam ID is a 17-digit number unique to you, which you can use to link other people to your profile, or use for third-party applications.
Can I transfer games to another Steam account?
Can You Transfer Steam Games to Another Account? Unfortunately, no. There is no way to directly transfer a game from one Steam account to another. Once a game has been purchased and added to one’s Steam library, that license is permanently bound to that account and is unable to be transferred.
How to change Steam account name [guide]?
Launch Steam software on your computer system
How do I Change my steam name?
Launch Steam software on your computer system. Click on “View Friends” List. Next to your name there will be a (grey coloured) down arrow, click on that. Scroll to the bottom and click on the option labelled “Change Profile Name…” (check below image)
Can I change steam name?
Once you register your Steam account name, it can’t be changed. However, you can change your Steam profile name, which is what the rest of the Steam community sees during gaming sessions or in the forum.