# Authentication strategies

- [Overview](/auth/overview.md): 🔐 SharePoint authentication strategies implemented in Gosip
- [Strategies](/auth/strategies.md): 🔐 SharePoint authentication strategies implemented in Gosip
- [Azure Certificate Auth](/auth/strategies/azure-certificate-auth.md): Azure AD  Certificate authentication
- [Azure Creds Auth](/auth/strategies/azure-creds-auth.md): Azure AD authorization with username and password
- [Azure Env-based Auth](/auth/strategies/azure-environment-auth.md): Azure AD  environment-based authentication
- [Azure Device Flow](/auth/strategies/azure-device-flow.md): Azure AD Device Token authentication
- [AddIn Only](/auth/strategies/addin.md): AddIn Only authentication
- [Configuration](/auth/strategies/addin/configuration.md): AddIn Configuration and Permissions
- [NTLM Auth](/auth/strategies/ntlm.md): NTLM handshake authentication
- [NTLM (alternative)](/auth/strategies/alternative-ntlm.md): NTLM handshake authentication
- [On-Demand Auth](/auth/strategies/on-demand.md): Browser input interactive auth flow
- [ADFS Auth](/auth/strategies/adfs.md): User credentials authentication
- [FBA Auth](/auth/strategies/fba.md): Form-based authentication for SharePoint On-Premises
- [TMG Auth](/auth/strategies/tmg.md): Microsoft Forefront Threat Management Gateway
- [SAML Auth \[Deprecated\]](/auth/strategies/saml.md): SharePoint Online user credentials authentication
- [Anonymous](/auth/strategies/anonymous.md): No-auth mode
- [Dynamic auth](/auth/dynamic-auth.md): Resolving a strategy dynamically in runtime
- [Custom Auth](/auth/custom-auth.md): Custom authentication mechanisms