api.googleads.serviceAccountSecretsPath=PRIVATE_KEY_FILE_PATH# Only add this key if you are using impersonation.api.googleads.serviceAccountUser=USER_TO_IMPERSONATE
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-09-05 (世界標準時間)。"],[[["\u003cp\u003eThis guide explains how to set up OAuth2 for API access using service accounts with your own credentials.\u003c/p\u003e\n"],["\u003cp\u003eThe setup process involves generating a service account ID and a JSON file, and then configuring your client library with the necessary credentials.\u003c/p\u003e\n"],["\u003cp\u003eThis setup needs to be done only once and requires a Google Workspace domain with domain-wide delegation access granted to the service account.\u003c/p\u003e\n"]]],[],null,["# OAuth Service Account Flow\n\nThis guide will walk you through how to setup OAuth2 for API access using your\nown credentials using [service accounts](/google-ads/api/docs/oauth/service-accounts).\nThese steps only need to be done once, unless you revoke or delete your OAuth2\ncredentials.\n\nCreate OAuth2 credentials\n-------------------------\n\n[Generate a **service account ID and a \\*.JSON\nfile**](/google-ads/api/docs/oauth/service-accounts#service_account_access_setup) by\nfollowing the linked instructions, then come back to this page.\n\nSet up client library\n---------------------\n\nSet the private key JSON path in your configuration. If you're [authenticating\nusing impersonation](/google-ads/api/docs/oauth/service-accounts#impersonation), also set the\nuser to impersonate.\n\nIf you're using an `ads.properties` file, add the following: \n\n api.googleads.serviceAccountSecretsPath=\u003cvar translate=\"no\"\u003e\u003cspan class=\"devsite-syntax-s\"\u003ePRIVATE_KEY_FILE_PATH\u003c/span\u003e\u003c/var\u003e\n # Only add this key if you are using impersonation.\n api.googleads.serviceAccountUser=\u003cvar translate=\"no\"\u003e\u003cspan class=\"devsite-syntax-s\"\u003eUSER_TO_IMPERSONATE\u003c/span\u003e\u003c/var\u003e\n\nSee the [configuration guide](/google-ads/api/docs/client-libs/java/config-file) for\nadditional details."]]