Authentication Relay Server Constraint Processing
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Solution Overview
Problem
Existing cloud authentication systems often fail to meet specific service requirements for user authentication, as they lack the necessary authentication processing functions, leading to security vulnerabilities and inability to adapt to varying service specifications.
Innovation Solution
An authentication relay server is introduced, which includes user-side and server-side communication parts and a constraint authentication processing part, enabling it to perform additional authentication processing not provided by the authentication server, enhancing security through multi-factor authentication and password management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a general-purpose authentication processing is used in the cloud, then development costs are reduced and authentication function is provided, but specific service requirements for authentication cannot be satisfied
Solution Approach 1:
An authentication relay server is introduced as an intermediary component between the cloud authentication server and the service system. This relay server receives authentication requests from the system, performs additional constraint authentication processing specific to service requirements, and then relays authenticated requests to the cloud authentication server. This mediator approach enables both general-purpose cloud authentication and service-specific authentication requirements to be satisfied simultaneously without requiring the cloud provider to customize their authentication system.
2Reliability
If authentication processing is tightened to meet service requirements, then security is improved, but the authentication processing cannot be constructed with cloud-provided authentication alone
Solution Approach 1:
The authentication process is segmented into two distinct stages: constraint authentication processing performed by the authentication relay server, and cloud authentication processing performed by the authentication server. The relay server handles service-specific security requirements (such as password strength validation, multi-factor authentication, or organizational policy checks), while the cloud authentication server handles the actual credential verification. This segmentation allows security to be enhanced without requiring complete reconstruction of the authentication system.
3Adaptability or versatility
If additional authentication processing is performed by the authentication relay server, then desired authentication function is realized, but system complexity increases
Solution Approach 1:
The authentication relay server is designed as a universal component that can handle multiple types of authentication requests and implement various constraint authentication processing methods. It provides a standardized interface for receiving authentication requests from different systems and can apply different constraint rules (password policies, multi-factor authentication, organizational constraints) based on service requirements. This multi-functionality reduces the need for separate custom authentication systems for different services, thereby managing complexity while maintaining versatility.
Data Source
AI summary
An authentication relay server that relays between an authentication server and a user system includes: a user-side communication part that transmits and receives a first request and a first response to and from the user system; a constraint authentication processing part that performs, in response to the first request, an authentication processing different from an authentication processing performed in the authentication server; and a server-side communication part that transmits and receives a second request and a second response to and from the authentication server.