Evidian  
   Makers of AccessMaster and PortalXpert, providing desktop and internet application access control. Supports LDAP directories, centralized auditing, SSL encryption, and group passwords. Discussions of rationale and technical issues.
   http://www.evidian.com/

Okiok  
   Cross-platform solution. Site includes products and services listings, and corporate information.
   http://www.okiok.com/

Passlogix  
   Makers of v-GO SSO, supporting any Windows, Web, proprietary and host-based application. Includes detailed information on how product operates.
   http://www.passlogix.com/

Computer Associates  
   Makers of eTrust Single Sign-On. Automates access to authorized Web services and enterprise applications.
   http://ca.com/

i3sp  
   Developers of SSO-52, a solution for securely managing user access to e-business web sites - providing authentication services to multiple web domains in a seamless fashion. Web users are required to log in only once. Site includes a demonstration.
   http://www.i3sp.com

TrueSystems  
   Manages access to multiple applications, providing audit and reporting features, auto-logout, security alerts, support for biometrics. Rationale and demo.
   http://www.truesystems.com/

SafeStone Technologies  
   Producers of AxcessIT password synchronization technology. Controls system login, extranet and VPN access and web connections.
   http://www.safestone.com/

PassGo SSO  
   Authentication, central authentication and password synchronization products. Site includes white papers, case studies and documentation.
   http://www.passgo.com/products/sso

MemberProtect  
   Provides security, account aggregation, member profiling, username consolidation. Integrates with existing data processing system, including CRM, ERP, database, banking and inventory applications.
   http://www.inetsolution.com/products_cuprotect.asp

Novell Single Sign-On  
   Site describes Novell's solution for managing access in a multi-platform environment. Includes a downloadable tool to measure return on investment.
   http://www.novell.com/products/securelogin/

Nenix Corporation  
   Single sign-on web access management software. Product details, download evaluation copy, news and contact details.
   http://www.nenix.com/

Cafesoft  
   Web access management software with single sign-on authentication. Product details, white papers, on-line support pages and contact details.
   http://www.cafesoft.com/

Protocom  
   Security software development company. Large Government focus. Single-sign on for retail, banking and healthcare. Smart cards and biometrics.
   http://www.protocom.com/

SESAME  
   SESAME (Secure European System for Applications in a Multi-vendor Environment) is a distributed authentication and access control system. Site includes detailed information on this research and development project.
   https://www.cosic.esat.kuleuven.ac.be/sesame/