# ISteamUserAuth

**Canonical:** https://apis.io/apis/steam/steam-user-auth-api/  
**Provider:** Steam — https://apis.io/providers/steam/

ISteamUserAuth is one of 25 APIs that [Steam](https://apis.io/providers/steam/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Authentication, Sessions, and Tickets. The published artifact set on APIs.io includes an API reference.

ISteamUserAuth issues and validates Steam session tickets (AuthenticateUserTicket, AuthenticateUser) used by partner servers to verify a connecting player's Steam identity.

## Machine-readable artifacts (1)

- **APIReference** — https://partner.steamgames.com/doc/webapi/ISteamUserAuth

## Other Steam APIs (12)

- [ISteamNews](https://apis.io/apis/steam/steam-news-api/)
- [ISteamUserStats](https://apis.io/apis/steam/steam-user-stats-api/)
- [ISteamUser](https://apis.io/apis/steam/steam-user-api/)
- [ISteamApps](https://apis.io/apis/steam/steam-apps-api/)
- [ISteamCommunity](https://apis.io/apis/steam/steam-community-api/)
- [ISteamEconomy](https://apis.io/apis/steam/steam-economy-api/)
- [IGameInventory](https://apis.io/apis/steam/steam-game-inventory-api/)
- [IInventoryService](https://apis.io/apis/steam/steam-inventory-service-api/)
- [ISteamGameServer](https://apis.io/apis/steam/steam-game-server-api/)
- [ISteamRemoteStorage](https://apis.io/apis/steam/steam-remote-storage-api/)
- [ISteamLeaderboards](https://apis.io/apis/steam/steam-leaderboards-api/)
- [IPlayerService](https://apis.io/apis/steam/steam-player-service-api/)

## Tags

Authentication, Sessions, Tickets

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/steam/steam-user-auth-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/steam/.