{"id":17286,"date":"2021-10-22T00:29:41","date_gmt":"2021-10-22T00:29:41","guid":{"rendered":"https:\/\/synder.com\/help\/?p=17286"},"modified":"2026-03-12T19:16:17","modified_gmt":"2026-03-12T19:16:17","slug":"how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key","status":"publish","type":"post","link":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/","title":{"rendered":"How to Acquire Afterpay Account Login Details (Merchant ID and Secret Key)"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>This article helps you connect Afterpay to Synder by entering your Merchant ID and Secret Key during Synder onboarding. It explains where to find these credentials and what to do if you can\u2019t locate them. After completing these steps, Afterpay will show as Connected in Synder and will be ready for transaction import.<br><\/p>\n\n\n\n<p>To continue setting up Afterpay integration, please review <a href=\"https:\/\/synder.com\/help\/how-to-connect-afterpay-to-accounting-software\/\">Synder onboarding flow for Afterpay<\/a>.&nbsp;<\/p>\n\n\n\n<p><em>This article does not cover accounting behavior, payouts, or transaction reconciliation.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Before you start<\/strong><\/h2>\n\n\n\n<p>Make sure the following statements are true:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You have an active <strong>Afterpay<\/strong> merchant account<\/li>\n\n\n\n<li>Access to the email linked to your Afterpay account<\/li>\n\n\n\n<li>You have started the onboarding process within Synder<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How to get your Afterpay login details<\/strong><\/h2>\n\n\n\n<p>To connect Afterpay to Synder, you need:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Merchant ID<\/strong><\/li>\n\n\n\n<li><strong>Secret Key<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 1: Get your Merchant ID<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Log in to your Afterpay merchant account.<\/li>\n\n\n\n<li>Open the <strong>Home<\/strong> page.<\/li>\n\n\n\n<li>Copy the <strong>Merchant ID<\/strong> from the footer below the Orders list.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"602\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg\" alt=\"\" class=\"wp-image-25512\" title=\"Afterpay Merchant ID\" srcset=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg 1024w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-300x176.jpeg 300w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-768x452.jpeg 768w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-60x35.jpeg 60w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-150x88.jpeg 150w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 2: Get your Secret Key<\/strong><\/h3>\n\n\n\n<p>The <strong>Secret Key<\/strong> is used to authorize the connection with Synder. Unlike the Merchant ID, this credential is not available inside the Afterpay dashboard. <strong>However, it\u2019s always sent as an email when the Afterpay account is initially created.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Search your inbox for an email from Afterpay sent to the email linked to your merchant account.<\/li>\n\n\n\n<li>Copy the <strong>Secret Key<\/strong> from that email.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>If you can\u2019t find your Secret Key in your inbox:<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Contact your <strong>Afterpay Business Development Manager<\/strong>, or<\/li>\n\n\n\n<li>Reach out to <strong>Afterpay Merchant Support<\/strong> and request your Secret Key<\/li>\n<\/ul>\n\n\n\n<p><strong>Important: Treat the Secret Key like a password. Do not share it publicly.<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 3. Enter credentials in Synder<\/strong><\/h3>\n\n\n\n<p>After you add the credentials to the correct fields on the Synder onboarding page, you will successfully establish the connection<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"486\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.png\" alt=\"\" class=\"wp-image-25513\" title=\"connect Afterpay to Synder with Merchant ID and Secret Key\" srcset=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.png 1024w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-300x142.png 300w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-768x365.png 768w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-60x28.png 60w, https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image-150x71.png 150w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"https:\/\/synder.com\/contact\/\"><em>Reach out to the Synder team<\/em><\/a> via online support chat, phone, or email with any questions you have \u2013 we\u2019re always happy to help you!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This article helps you connect Afterpay to Synder by entering your Merchant ID and Secret Key during Synder onboarding. It explains where to find these credentials and what to do if you can\u2019t locate them. After completing these steps, Afterpay will show as Connected in Synder and will be ready for transaction import. To continue [&hellip;]<\/p>\n","protected":false},"author":25,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"categories":[2,357,366,253,254,255,288],"tags":[],"ppma_author":[339],"class_list":["post-17286","post","type-post","status-publish","format-standard","hentry","category-get-started","category-connect","category-connection-troubleshooting","category-xero-afterpay","category-quickbooks-online-afterpay","category-quickbooks-desktop-afterpay","category-afterpay"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Acquire Afterpay Account Login (Merchant login Id and Secret Key)<\/title>\n<meta name=\"description\" content=\"How to get Afterpay account login details (Merchant login Id and Secret Key). How to use Afterpay login details to connect to Synder and automate the accounting\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Acquire Afterpay Account Login (Merchant login Id and Secret Key)\" \/>\n<meta property=\"og:description\" content=\"How to get Afterpay account login details (Merchant login Id and Secret Key). How to use Afterpay login details to connect to Synder and automate the accounting\" \/>\n<meta property=\"og:url\" content=\"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/\" \/>\n<meta property=\"og:site_name\" content=\"Synder\" \/>\n<meta property=\"article:published_time\" content=\"2021-10-22T00:29:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-12T19:16:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg\" \/>\n<meta name=\"author\" content=\"anastasiaplotka\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"anastasiaplotka\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to Acquire Afterpay Account Login (Merchant login Id and Secret Key)","description":"How to get Afterpay account login details (Merchant login Id and Secret Key). How to use Afterpay login details to connect to Synder and automate the accounting","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/","og_locale":"en_US","og_type":"article","og_title":"How to Acquire Afterpay Account Login (Merchant login Id and Secret Key)","og_description":"How to get Afterpay account login details (Merchant login Id and Secret Key). How to use Afterpay login details to connect to Synder and automate the accounting","og_url":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/","og_site_name":"Synder","article_published_time":"2021-10-22T00:29:41+00:00","article_modified_time":"2026-03-12T19:16:17+00:00","og_image":[{"url":"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg"}],"author":"anastasiaplotka","twitter_card":"summary_large_image","twitter_misc":{"Written by":"anastasiaplotka","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/","url":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/","name":"How to Acquire Afterpay Account Login (Merchant login Id and Secret Key)","isPartOf":{"@id":"https:\/\/synder.com\/help\/#website"},"primaryImageOfPage":{"@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/#primaryimage"},"image":{"@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/#primaryimage"},"thumbnailUrl":"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg","datePublished":"2021-10-22T00:29:41+00:00","dateModified":"2026-03-12T19:16:17+00:00","author":{"@id":"https:\/\/synder.com\/help\/#\/schema\/person\/76a9ca8501e764923931eb0ec1fa6f6e"},"description":"How to get Afterpay account login details (Merchant login Id and Secret Key). How to use Afterpay login details to connect to Synder and automate the accounting","breadcrumb":{"@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/#primaryimage","url":"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg","contentUrl":"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2021\/10\/image.jpeg","width":1024,"height":602},{"@type":"BreadcrumbList","@id":"https:\/\/synder.com\/help\/how-to-acquire-afterpay-account-login-details-merchant-id-and-secret-key\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/synder.com\/help\/"},{"@type":"ListItem","position":2,"name":"How to Acquire Afterpay Account Login Details (Merchant ID and Secret Key)"}]},{"@type":"WebSite","@id":"https:\/\/synder.com\/help\/#website","url":"https:\/\/synder.com\/help\/","name":"Synder","description":"Articles &amp; FAQ","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/synder.com\/help\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/synder.com\/help\/#\/schema\/person\/76a9ca8501e764923931eb0ec1fa6f6e","name":"anastasiaplotka","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/synder.com\/help\/#\/schema\/person\/image\/cebc43065c2e425b2c3758c10c76e33a","url":"https:\/\/secure.gravatar.com\/avatar\/e78efdc58516cc1344880b0ff368c91f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/e78efdc58516cc1344880b0ff368c91f?s=96&d=mm&r=g","caption":"anastasiaplotka"},"url":"https:\/\/synder.com\/help\/author\/anastasiaplotka\/"}]}},"author_meta":{"display_name":"anastasiaplotka","author_link":"https:\/\/synder.com\/help\/author\/anastasiaplotka\/"},"featured_img":null,"coauthors":[{"link":"https:\/\/synder.com\/help\/author\/anastasiaplotka\/","display_name":"anastasiaplotka"}],"tax_additional":{"categories":{"linked":["<a href=\"https:\/\/synder.com\/help\/category\/get-started\/\" class=\"advgb-post-tax-term\">Getting Started<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/get-started\/connect\/\" class=\"advgb-post-tax-term\">Connect<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/get-started\/connect\/connection-troubleshooting\/\" class=\"advgb-post-tax-term\">Get Integration Credentials<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/xero\/xero-afterpay\/\" class=\"advgb-post-tax-term\">Afterpay and Xero<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/quickbooks-online\/quickbooks-online-afterpay\/\" class=\"advgb-post-tax-term\">Afterpay and QuickBooks Online<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/quickbooks-desktop\/quickbooks-desktop-afterpay\/\" class=\"advgb-post-tax-term\">Afterpay and QuickBooks Desktop<\/a>","<a href=\"https:\/\/synder.com\/help\/category\/synder-accounting\/afterpay\/\" class=\"advgb-post-tax-term\">Afterpay<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Getting Started<\/span>","<span class=\"advgb-post-tax-term\">Connect<\/span>","<span class=\"advgb-post-tax-term\">Get Integration Credentials<\/span>","<span class=\"advgb-post-tax-term\">Afterpay and Xero<\/span>","<span class=\"advgb-post-tax-term\">Afterpay and QuickBooks Online<\/span>","<span class=\"advgb-post-tax-term\">Afterpay and QuickBooks Desktop<\/span>","<span class=\"advgb-post-tax-term\">Afterpay<\/span>"]}},"comment_count":"8","relative_dates":{"created":"Posted 4 years ago","modified":"Updated 3 weeks ago"},"absolute_dates":{"created":"Posted on October 22, 2021","modified":"Updated on March 12, 2026"},"absolute_dates_time":{"created":"Posted on October 22, 2021 12:29 am","modified":"Updated on March 12, 2026 7:16 pm"},"featured_img_caption":"","series_order":"","authors":[{"term_id":339,"user_id":25,"is_guest":0,"slug":"anastasiaplotka","display_name":"anastasiaplotka","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/e78efdc58516cc1344880b0ff368c91f?s=96&d=mm&r=g","author_category":"","first_name":"","last_name":"","user_url":"","job_title":"","description":""}],"_links":{"self":[{"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/posts\/17286"}],"collection":[{"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/users\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/comments?post=17286"}],"version-history":[{"count":2,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/posts\/17286\/revisions"}],"predecessor-version":[{"id":25514,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/posts\/17286\/revisions\/25514"}],"wp:attachment":[{"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/media?parent=17286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/categories?post=17286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/tags?post=17286"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/synder.com\/help\/wp-json\/wp\/v2\/ppma_author?post=17286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}