Valve has confirmed that Steam's systems were not breached, dismissing reports of a data breach affecting over 89 million users.Leaked data consisted of expired text messages with one-time codes, not linked to any account details like passwords or payment information.Valve stated that users do not need to change passwords or phone numbers following the leak, as it did not compromise account security.Valve has not identified the leak source, highlighting the importance of turning on two-factor authentication for online accounts.