Sift

What is Sift?

Sift is the AI-powered fraud platform delivering identity trust for leading global businesses. Our deep investments in machine learning and user identity, a data network scoring 1 trillion events per year, and a commitment to long-term customer success empower more than 700 customers to grow fearlessly. Brands including DoorDash, Yelp, and Poshmark rely on Sift to unlock growth and deliver seamless consumer experiences. Visit us at sift.com.

What is account takeover (ATO) fraud?

Account takeover fraud happens when a bad actor gains unauthorized access to a user account, often through stolen credentials or social engineering. Once inside, they can steal data, make purchases, or commit further fraud.

How does Sift prevent account takeover attacks?

Sift uses AI-powered machine learning models and behavioral signals to detect suspicious activity in real time, stopping account takeover attempts before damage is done—without disrupting legitimate users.

What is payment fraud in digital commerce?

Payment fraud involves unauthorized or deceptive transactions, such as using stolen credit card information or exploiting checkout processes to avoid payment.

Can Sift reduce chargebacks from payment fraud?

Yes. Sift’s AI-powered decisioning blocks fraudulent transactions in real time, helping reduce chargebacks, fees, and manual review costs.

How does Sift use machine learning to detect fraud?

Sift uses continuously trained machine learning models that analyze behavioral signals, device data, and global fraud patterns to detect and stop fraud in real time.

What types of fraud can Sift detect and stop?

Sift helps stop payment fraud, account takeover, fake account creation, referral and promo abuse, and content abuse across industries.

What companies use Sift?

Leading digital brands like Alaska Airlines, Hertz, and Turo use Sift to fight fraud, reduce friction, and protect user trust at scale.