Follow these steps to register and obtain your API key from GreyNoise:

1. Access the Registration Page
   • Visit the GreyNoise sign-up page: https://viz.greynoise.io/signup
2. Registration
   • On the sign-up page, complete the registration process by providing the required information
3. Log In
   • Once registered, log in to your GreyNoise account
4. Access Your API Key
   • After logging in, locate your profile name in the top-right corner of the page
   • Click on your profile name to reveal a dropdown menu
   • Select the "MY API KEY" option from this menu
   • Your API key should now be displayed
5. Retrieve Your API Key
   • Copy your API key to use in your applications
6. Review API Plans
   • Visit https://www.greynoise.io/plans to review available plans
   • For more details related to your current plan:
     • Click on your profile name in the top-right corner
     • Select the "PLAN" option from the dropdown menu
7. Select a Plan
   • Choose the plan that best fits your requirements
   • Note: GreyNoise offers a Community plan, which is free and includes:
     • Quick identification of noisy scanners and opportunistic attacks
     • Access to data via web and API
     • Ability to quickly triage security alerts via IP lookups
   • If you're interested in trialing the Edge Intelligence product, contact the GreyNoise sales team
8. Important Considerations
   • Keep your API key secure and do not share it publicly
   • Be aware that your use of the API is subject to GreyNoise's Terms of Service and Privacy Policy
   • Review the API documentation thoroughly for:
     • Usage limits
     • Best practices
     • Available endpoints
     • Data update frequency
     • Any restrictions on data usage

Remember to integrate this API key into your application settings as required.

Note: If you encounter any issues during this process or need more detailed information about the API usage, please refer to GreyNoise's official documentation or contact their support team for assistance.