Are you logging into the Steam client from a new computer? Here’s the Steam Guard code you’ll need to complete the process:
D3H2H
If you haven’t recently tried to login to the Steam client… from the computer located at 219.159.78.69 (CN), someone else may be trying to access your account. You can view more info about this login attempt online.
If you suspect someone else may be attempting to access your account, please either:
Change your password immediately or
Lock your account online and then request Support assistance to regain access to your account.
Thanks for helping us maintain the security of your account.
The Steam Support Team https://support.steampowered.com
This notification has been sent to the email address associated with your Steam account.
For information on Valve's privacy policy, visit http://www.valvesoftware.com/privacy.htm.
This email message was auto-generated. Please do not respond.