[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06 UTC."],[],[],null,["# enum DaiAuthenticationKeyType (v202502)\n\n**Service** \n**DaiAuthenticationKeyService** **Dependencies** \n[DaiAuthenticationKey](/ad-manager/api/reference/v202502/DaiAuthenticationKeyService.DaiAuthenticationKey) \n▼\n**DaiAuthenticationKeyType**\n\nKey types associated with [DaiAuthenticationKey](/ad-manager/api/reference/v202502/DaiAuthenticationKeyService.DaiAuthenticationKey) objects.\n\n*** ** * ** ***\n\nNamespace\n:\n `https://www.google.com/apis/ads/publisher/v202502`\n\n| Enumeration | Description |\n|-------------|---------------------------------------------------------------------------------------------------------------------------------------------------|\n| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |\n| `API` | Indicates that the key is a standard API key and should be used with the api-key SDK parameter when authenticating stream create requests. |\n| `HMAC` | Indicates that the key is an HMAC key and should be used to generate a signature for the stream create request with the auth-token SDK parameter. |"]]