Sign in with Apple 流程总结

Sign in with Apple 流程总结

相关说明 UserId

与用户的 Apple Id 一一对应。在同一个开发帐号下的所有 app 里,获取到的值都一样。

IdentityToken

identityToken 是一个 Json Web Token (JWT).
它由点号 (".") 分割为三部分:

header

payload

signature

前两部分是两个 Json 字符串经过 base64Url 编码的结果。第三部分是前面二者加密后再做 base64Url 编码得到的。

identityToken 示例 eyJraWQiOiI4NkQ4OEtmIiwiYWxnIjoiUlMyNTYifQ.eyJpc3MiOiJodHRwczovL2FwcGxlaWQuYXBwbGUuY29tIiwiYXVkIjoiaW8uZ2l0aHViLjB4YTZhIiwiZXhwIjoxNTgxODU0NjI0LCJpYXQiOjE1ODE4NTQwMjQsInN1YiI6IjAwMTQ3Mi5kYWIwNGY5YmE5ZDM0ZjAzYWQ2NDFmYTgyZDFjNTk4Yi4wOTQ1Iiwibm9uY2UiOiJhLXJhbmRvbSAtc3RyaW5nIiwiY19oYXNoIjoiY1pheTd3cW5tSHVQY0c2RmhWRHFaQSIsImVtYWlsIjoieWY3YTNwczhobTkxQHByaXZhdGVyZWxheS5hcHBsZWlkLmNvbSIsImVtYWlsX3ZlcmlmaWVkIjoidHJ1ZSIsImlzX3ByaXZhdGVfZW1haWwiOiJ0cnVlIiwiYXV0aF90aW1lIjoxNTgxODU0MDI0fQ.gQ5Ug1yHLdtqsYJkdLCWYLJmlUVjkhiWxFo1PE4Q4QZ4zZ3mjlMn7n5ZcbxpoIyJ7wa_qHJFTP6q4IfBPXGi5OIrnx8sOeX8DS_GAobAfIB-PaLrtAE7ZAFs0tcsU5mOrKoa5JySX3TF6PEBYl12YdTJu0774Ouu0IYYkFcXRaUUpjS7Hr-jHgQRTXkDstjnGay2GCVg49ihPWaRJLc0ARaE5wL0k0snM8ImzsoDEV8tXYuMlF8DYIGI6cRrDmLhRnPOWv1xbM9C3qmEukE9HyV051tdtIgowo2ne2XsmPqWlCDH45JLUJV7NsIuvCEsNWd9OwPLY5U6pIjNgRAbxg

前两部分解码后结果示例:

header:

{ kid: "86D88Kf", alg: "RS256" }

payload:

{ "iss":"https://appleid.apple.com", "aud":"io.github.0xa6a", "exp":1581854624, "iat":1581854024, "sub":"001472.dab04f9ba9d34f03ad641fa82d1c598b.0945", "nonce":"a-random -string", "c_hash":"cZay7wqnmHuPcG6FhVDqZA", "email":"yf7a3ps8hm91@privaterelay.appleid.com", "email_verified":"true", "is_private_email":"true", "auth_time":1581854024} 字段名 说明
iss   签发机构网址  
aud   bundle id  
exp   int 过期时间戳  
iat   签发时间  
sub   user id  
nouce   客户端发出请求时携带的随机串,用于对照  
c_hash   一段哈希,暂无用  
email   email  
email_verified   email 是否确认了  
is_private_email   是否为 private email  
auth_time   授权时间  
分享一个解码工具 JWT Decoder 获取苹果的公钥 地址

https://appleid.apple.com/auth/keys

请求方法

GET

返回示例 { "keys": [ { "kty": "RSA", "kid": "86D88Kf", "use": "sig", "alg": "RS256", "n": "iGaLqP6y-SJCCBq5Hv6pGDbG_SQ11MNjH7rWHcCFYz4hGwHC4lcSurTlV8u3avoVNM8jXevG1Iu1SY11qInqUvjJur--hghr1b56OPJu6H1iKulSxGjEIyDP6c5BdE1uwprYyr4IO9th8fOwCPygjLFrh44XEGbDIFeImwvBAGOhmMB2AD1n1KviyNsH0bEB7phQtiLk-ILjv1bORSRl8AK677-1T8isGfHKXGZ_ZGtStDe7Lu0Ihp8zoUt59kx2o9uWpROkzF56ypresiIl4WprClRCjz8x6cPZXU2qNWhu71TQvUFwvIvbkE1oYaJMb0jcOTmBRZA2QuYw-zHLwQ", "e": "AQAB" }, { "kty": "RSA", "kid": "eXaunmL", "use": "sig", "alg": "RS256", "n": "4dGQ7bQK8LgILOdLsYzfZjkEAoQeVC_aqyc8GC6RX7dq_KvRAQAWPvkam8VQv4GK5T4ogklEKEvj5ISBamdDNq1n52TpxQwI2EqxSk7I9fKPKhRt4F8-2yETlYvye-2s6NeWJim0KBtOVrk0gWvEDgd6WOqJl_yt5WBISvILNyVg1qAAM8JeX6dRPosahRVDjA52G2X-Tip84wqwyRpUlq2ybzcLh3zyhCitBOebiRWDQfG26EH9lTlJhll-p_Dg8vAXxJLIJ4SNLcqgFeZe4OfHLgdzMvxXZJnPp_VgmkcpUdRotazKZumj6dBPcXI_XID4Z4Z3OM1KrZPJNdUhxw", "e": "AQAB" }, { "kty": "RSA", "kid": "AIDOPK1", "use": "sig", "alg": "RS256", "n": "lxrwmuYSAsTfn-lUu4goZSXBD9ackM9OJuwUVQHmbZo6GW4Fu_auUdN5zI7Y1dEDfgt7m7QXWbHuMD01HLnD4eRtY-RNwCWdjNfEaY_esUPY3OVMrNDI15Ns13xspWS3q-13kdGv9jHI28P87RvMpjz_JCpQ5IM44oSyRnYtVJO-320SB8E2Bw92pmrenbp67KRUzTEVfGU4-obP5RZ09OxvCr1io4KJvEOjDJuuoClF66AT72WymtoMdwzUmhINjR0XSqK6H0MdWsjw7ysyd_JhmqX5CAaT9Pgi0J8lU_pcl215oANqjy7Ob-VMhug9eGyxAWVfu_1u6QJKePlE-w", "e": "AQAB" } ] } UI 设计官方规范

https://developer.apple.com/design/human-interface-guidelines/sign-in-with-apple/overview/buttons/

参考文章

与 JOSE 战斗的日子

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