In order to use the Polarity - VulDb integration, an API Key is required.
The VulDB free account only allows for 50 lookups per day.
Indicator Types - IPs
API Key - An API key is needed in order to utilize the VulDB integration. To obtain an API Key, navigate https://vuldb.com/?signup and sign up for an account. Once you have signed up for an account, then navigate to My Account to view your API Key. Please note that the free API Key only allows for 50 lookups per day.