Although Google Threat Intelligence is composed of several different APIs like Attack Surface Management API (ASM), Digital Threat Monitoring API (DTM), Google Threat Intelligence API (Google TI) , you can just use your Google Threat Intelligence API key for any of your requests.

In order to get your API Key, just have to register . Once registered, sign in into your account and you will find your public API Key under your username:

Or visit https://www.virustotal.com/gui/my-apikey

In this page you can find your Google Threat Intelligence API Key string, your API allowances and consumption:

Using your Google TI API key with legacy Mandiant integrations

For customers who wish to use the legacy Mandiant Threat Intelligence integrations with their Google Threat Intelligence License key, they can use the following steps. The legacy integrations use Mandiant Threat Intelligence basic auth, which expects and api_key and api_secret, which must be updated to use the Google Threat Intelligence license key.

To do this you will need to use gti-user as the api_key and their Google Threat Intelligence API key as their api_secret.