What is account takeover fraud?
Account takeover happens when attackers use stolen credentials to access user accounts, often to steal funds, data, or loyalty rewards.
Keep Hackers Out, Keep Users In. Stop Account Takeover
Ensure your platform remains a safe, secure, and trustworthy space for all users. Greip's advanced security tools detect and prevent account takeovers in real-time.
- Free trial
- 1,000 requests during trial
- Cancel anytime
Our trusted partnerships enable us to deliver the best services tailored to your needs
Real-Time Threat Detection
Instantly detect and prevent account takeover attempts as they happen.
Machine Learning Anomaly Detection
Use machine learning to identify suspicious login attempts and behavior.
Global IP & Location Analysis
Detect suspicious IPs, VPNs, and proxies used for account takeovers.
Compliance Reporting
Generate detailed reports to ensure compliance with global regulations.
Protection Process
How Greip Keeps Your Accounts Safe
- Users attempt to log in to their accounts.
- Greip scans login attempts for suspicious activity.
- Block or flag suspicious login attempts instantly.
- Provide insights and analytics for continuous improvement.
Trusted by Businesses Worldwide
See Why Our Clients Rely on Greip for Secure and Reliable Protection
Greip.io is a great product that helps keep your website/app secure and safe. Congrats on the launch of the product!
Samar Ali
Product Hunt
The product is fantastic and helps keep my website/app secure and safe. Keep up the good work!
Ayesha Awan
Product Hunt
Very satisfied with the service. Beside all services they provide, they also helped us integrating the service into our platform! ❤️
Murtadha Ahmed
Trustpilot reviewer
We've seen incredible results since integrating Greip's fraud prevention services. The real-time alerts and accurate IP geolocation have drastically reduced chargebacks for our business.
Fred Rodriguez
Trustpilot reviewer
Greip's API has been a game-changer for detecting fraudulent transactions. It's easy to integrate and works flawlessly. Highly recommended!
Tomas Son
Trustpilot reviewer
The email and phone lookup tools from Greip are spot-on! They've boosted our registration process by filtering out fake accounts. A fantastic service!
Julie Akins
Trustpilot reviewer
Greip.io is a great product that helps keep your website/app secure and safe. Congrats on the launch of the product!
Samar Ali
Product Hunt
The product is fantastic and helps keep my website/app secure and safe. Keep up the good work!
Ayesha Awan
Product Hunt
Very satisfied with the service. Beside all services they provide, they also helped us integrating the service into our platform! ❤️
Murtadha Ahmed
Trustpilot reviewer
We've seen incredible results since integrating Greip's fraud prevention services. The real-time alerts and accurate IP geolocation have drastically reduced chargebacks for our business.
Fred Rodriguez
Trustpilot reviewer
Greip's API has been a game-changer for detecting fraudulent transactions. It's easy to integrate and works flawlessly. Highly recommended!
Tomas Son
Trustpilot reviewer
The email and phone lookup tools from Greip are spot-on! They've boosted our registration process by filtering out fake accounts. A fantastic service!
Julie Akins
Trustpilot reviewer
The email and phone lookup tools from Greip are spot-on! They've boosted our registration process by filtering out fake accounts. A fantastic service!
Julie Akins
Trustpilot reviewer
Greip's API has been a game-changer for detecting fraudulent transactions. It's easy to integrate and works flawlessly. Highly recommended!
Tomas Son
Trustpilot reviewer
We've seen incredible results since integrating Greip's fraud prevention services. The real-time alerts and accurate IP geolocation have drastically reduced chargebacks for our business.
Fred Rodriguez
Trustpilot reviewer
Very satisfied with the service. Beside all services they provide, they also helped us integrating the service into our platform! ❤️
Murtadha Ahmed
Trustpilot reviewer
The product is fantastic and helps keep my website/app secure and safe. Keep up the good work!
Ayesha Awan
Product Hunt
Greip.io is a great product that helps keep your website/app secure and safe. Congrats on the launch of the product!
Samar Ali
Product Hunt
The email and phone lookup tools from Greip are spot-on! They've boosted our registration process by filtering out fake accounts. A fantastic service!
Julie Akins
Trustpilot reviewer
Greip's API has been a game-changer for detecting fraudulent transactions. It's easy to integrate and works flawlessly. Highly recommended!
Tomas Son
Trustpilot reviewer
We've seen incredible results since integrating Greip's fraud prevention services. The real-time alerts and accurate IP geolocation have drastically reduced chargebacks for our business.
Fred Rodriguez
Trustpilot reviewer
Very satisfied with the service. Beside all services they provide, they also helped us integrating the service into our platform! ❤️
Murtadha Ahmed
Trustpilot reviewer
The product is fantastic and helps keep my website/app secure and safe. Keep up the good work!
Ayesha Awan
Product Hunt
Greip.io is a great product that helps keep your website/app secure and safe. Congrats on the launch of the product!
Samar Ali
Product Hunt
Frequently Asked Questions
How does Greip prevent account takeover?
Greip compares login IP, device, location, and behavior against historical patterns to flag impossible travel and suspicious session changes.
Can Greip detect credential stuffing attacks?
Yes. Greip identifies high-volume login attempts from risky IPs, VPNs, and datacenters that indicate automated credential stuffing.
Should account takeover rules run at login only?
Run Greip checks at login, password reset, and sensitive actions like payouts so compromised sessions are caught before damage occurs.
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Start protecting your business today
Our service is trusted by thousands of businesses worldwide.
- 1,000 requests during trial
- Cancel anytime