Caulis Inc is a company that provides the Provision of cloud-based fraud detection services for corporate clients. It operates in the business areas such as Unauthorized access detection cloud alert, Anti phishing measures  involves When a phishing site is launched, the URL is automatically detected and registered with Google Safe Browsing and Microsoft SmartScreen on Caulis. and Account resale information is when they crawl the account purchase posts posted on X (formerly Twitter), tally the number and amount of purchases made by client companies on a daily basis, and notify the clients by email.