Meaning
An open standard authorization protocol that allows third-party services to access user data without exposing passwords.
Three examples from work
Feature implementation
DevWe integrated OAuth 2.0 to support 'Sign in with Google' and 'Sign in with Apple'.
POThat should improve our mobile registration conversion rate significantly.
Security review
Security EngineerEnsure the OAuth redirect URI is strictly validated to prevent authorization code interception.
DevWe whitelisted our exact production callback domains.
Troubleshooting
SupportUsers are receiving an invalid grant error when linking their Slack workspace.
DevThe OAuth refresh token expired; they need to re-authenticate.
Pronounce 'OH-auth'. Commonly paired with terms like 'access token', 'refresh token', 'scopes', and 'grant type'.