Credential stuffing is a persistent threat. The form of attack exploits valid credentials stolen during a breach or purchased on the dark web, often in bulk.
The damage from credential stuffing can multiply and flow downstream because many individuals reuse usernames and passwords across multiple accounts.
Cybercriminals are using proxies and configurations to mask and automate credential stuffing attacks targeting U.S. businesses, the FBI said in an August 2022 warning to private industry.
