OAuth1.0のRequest Tokenの必要性について OAuth1.0Request Token OAuth1.0Http ClientRequest Token Access Token ServerAccess TokenAPI Http Request TokenRequest Token !Request Token !Request Token

OAuth1.0(a)Client CredentialWeb ServerWeb ServerAPIAPIAccessTokenWeb Server

OAuthUser CredentialDomainDomainDomainAccessTokenWeb ServerUserAgentAccessTokenAccessTokenRequestTokenUserAgent

Web ServerClient Credential=Client Secret3RequestTokenAccessTokenClientAccessToken

OAuth2OAuth2RquestTokenUserAgentAccessTokenImplicit GrantAPIWebJavaScript

httphttpsOAuth1Client CredentialhttphttpshttpClient CredentialOAuth2httpsClient Credentialhttps