Wargaming has confirmed that its free-to-play title World of Tanks has been breached, having suffered a security "incident".
Whilst sparse on details, the publisher confirms that account information may have become vulnerable.
However, the firm’s reassured users that whilst email addresses and password information may have bee accessed, financial details remain secure.
We immediately launched an investigation into the incident and can assure you that no financial information was accessed," said Wargaming within a statement.
"However, we believe that some password hashes and email addresses were affected by the compromise."
Following the breach, Wargaming has launched a security initiative, which aims to raise awareness amongst players of the security of their account, advising gamers to change their login information.
As part of the campaign, Wargaming is offered those players who change their account details 300 of in-game gold.
"We appreciate your immediate attention in resetting your password and apologise for the inconvenience," the company summarised.
The company is now launching a global campaign to increase the security of player accounts, and advised you reset your Wargaming ID account password as soon as possible and change it on other sites if it’s the same.
"We appreciate your immediate attention in resetting your password and apologise for the inconvenience," the company said.
Players are able to learn more on the "Change Your Password" campaign on the game’s website.