How to resolve being unable to log in due to this error
If you're seeing this message, check your email for details about the violation and a link to information on the appeals process.
Changing language settings for game and/or communications from Blizzard
Phishing scams can take many forms—fake websites, suspicious emails, and threatening in-game whispers are the most common types.
Information on how to change the registered Blizzard account holder name
Information on the Character Transfer service in World of Warcraft.
Information on the BattleTag Change service.
Info article detailing how to turn off a network proxy.
A BattleTag™ is a player-chosen nickname that identifies your Battle.net account
The login servers received invalid information