Multi-Region Login Synchronization for Cloud Authentication Resilience
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Solution Overview
Problem
Cloud service providers face challenges in managing multi-region login systems, where legacy approaches often result in unavailable access when a primary region goes down, and there is a lack of efficient methods to handle authentication information across different regions, leading to security vulnerabilities and usability issues.
Innovation Solution
A framework for multi-region login that involves replicating authentication information across multiple regions using synchronized back channels, allowing access to be granted or denied based on consolidated authentication data from multiple data centers, ensuring security and usability by reducing the risk of using the same single-use password across regions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If authentication information is stored in a single entity, then security protection is achieved, but system availability deteriorates when that entity becomes unavailable
Solution Approach 1:
The patent segments the authentication system into multiple independent regional entities (first region, second region, third region) that can operate autonomously. Each region maintains its own authentication information, eliminating the single point of failure in legacy systems while distributing system complexity across manageable modular units.
Solution Approach 2:
The patent merges authentication capabilities across multiple regions by implementing synchronized back channels that allow regions to share and validate authentication information. This combination of distributed segments with coordinated merging enables both high availability and security without requiring a single centralized entity.
2Reliability
If single-use passwords are used for security, then security protection is improved, but usability deteriorates due to login failures across regions
Solution Approach 1:
The patent implements feedback mechanisms through synchronized back channels where regions communicate authentication status and password usage information. This feedback loop allows the system to maintain security by tracking single-use password validity while providing real-time information to users and systems about login status, reducing confusion and improving usability.
Solution Approach 2:
The system performs preliminary actions by pre-synchronizing authentication information across regions before login attempts occur. This preliminary setup ensures that authentication data is consistently available across all regions, preventing login failures that would otherwise occur due to regional information asymmetry.
3Reliability
If authentication information is replicated across multiple regions, then system resilience is improved, but data consistency becomes more difficult to maintain
Solution Approach 1:
The patent introduces synchronized back channels as intermediary communication pathways between regions. These back channels serve as controlled mediators that manage the replication and synchronization of authentication information, ensuring data consistency is maintained across regions through regulated information exchange rather than uncontrolled replication.
Solution Approach 2:
The system dynamically changes parameters such as authentication information validity periods and synchronization frequencies based on regional needs and security requirements. This parameter adjustment allows the system to maintain data consistency while adapting to different regional operational characteristics and resilience requirements.
Data Source
AI summary
A system for providing login to a network of a cloud service provider via more than one region is described herein. For example, the system and approaches may store authentication information in multiple regions allowing for authentication in the multiple regions.