Question: Is there a bot protection service that can handle millions of requests per day and offers multi-domain support?

If you're looking for bot protection service that can handle millions of requests per day and that supports multiple domains, Friendly Captcha is a top contender. It employs sophisticated proof-of-work technology and risk signals to keep spammers and abusers off websites while complying with GDPR. The service is designed to handle high traffic volumes without flailing, with a distributed architecture of data centers around the world. It also supports multiple domains and offers a variety of integration options, including WordPress.

Another top contender is DataDome, which offers real-time bot management and fraud protection. DataDome evaluates every request in under 2 milliseconds using a machine learning engine trained on 5 trillion signals per day. The result is a frictionless user experience with an extremely low false positive rate. It offers protection against web scraping, account takeover and other types of fraud, and can be used on websites, mobile apps and APIs.

For businesses that want a lot of control over their solution, hCaptcha offers enterprise-grade AI security. The service identifies and blocks human and bot attacks, offering strong fraud prevention and account takeover detection without collecting personally identifiable information. It also is designed to comply with privacy regulations around the world and offers flexibility with multiple pricing plans, including a free Publisher plan.

Another option is Arkose Labs, which is designed to stop digital fraud and bot attacks. Arkose Labs uses real-time risk assessments and machine learning analytics to stop a broad range of fraud, including account takeover and fake account creation. The service offers transparent risk insights and a $1 million guarantee against some types of fraud, so businesses can have confidence in the security.