A valid token needs no sign-in
In August 2025 attackers used stolen OAuth tokens of the sales application Salesloft Drift to exfiltrate data from the Salesforce environments of many companies. According to Google Threat Intelligence, the attackers used compromised but valid tokens of the integration. As a result, no sign-in was needed and hence no multi-factor prompt that could have attracted attention.
White paper, chapter 1 · based on Google Threat Intelligence, 26 August 2025