Verified65% confidenceFactExact time
The OAuth 2.0 protocol is the most widely known implementation of scoped access, with authorization pages explicitly listing the permission scopes requested by an application.
3
Sources
65%
Confidence
Long-term
Relevance
9/11/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedOAuth 2.0 is currently the most commonly used authorization protocol among SaaS services, enabling third-party applications to obtain access to restricted resources without exposing user passwords through multiple modes such as the authorization code flow and client credentials flow.80% similarUnverifiedFeishu Open Platform, WeCom API, and DingTalk Open Platform all adopt OAuth 2.0 as their authentication standard.79% similarVerifiedThe OAuth protocol was originally designed to solve the problem of third-party applications accessing resources on behalf of users, with the core mechanism being users authorizing an authorization server in exchange for an access token.77% similarUnverifiedOAuth 2.0 provides mechanisms such as authorization code, PKCE, and Token Exchange (RFC 8693) to express that user A authorizes application B to access resource C on their behalf.75% similarVerifiedOAuth 2.0专门处理授权委托，OpenID Connect在OAuth 2.0之上叠加身份验证层，SAML多用于企业联邦身份场景74% similar
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