Contextual Network Session Access Control Module

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Solution Overview

Problem

Conventional access control mechanisms in enterprise computing networks are inconsistent and vulnerable to unauthorized access when users leave network endpoints unattended, particularly in scenarios involving multiple active sessions across different devices, which can compromise sensitive resources.

Innovation Solution

An access control module that gathers contextual information from multiple network sessions to enforce network security policies across endpoints, using contextual data such as location, user activity, and device interactions to determine policy actions, such as terminating sessions or adjusting access entitlements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional access control mechanisms are used in enterprise computing networks, then users can access network resources from multiple endpoints, but security consistency is compromised when users leave endpoints unattended

Engineering Contradiction:
Improvemulti-endpoint accessVSAvoidsecurity consistency
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent merges information from multiple network sessions into a unified contextual profile. The access control module combines contextual data (location, device type, user activity) from different endpoints to make coordinated access decisions, ensuring security policies are consistently applied across all sessions rather than treating each endpoint independently

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system implements continuous feedback by monitoring contextual information from active network sessions and dynamically adjusting access entitlements. When contextual changes are detected (such as user inactivity or location changes), the access control module re-evaluates session validity and enforces appropriate policy actions, creating a closed-loop security system

Inventive Principle:
Principle #23Feedback

2Reliability

If contextual information from multiple sessions is gathered and evaluated, then security policy enforcement is improved, but system complexity increases

Engineering Contradiction:
Improvesecurity policy enforcementVSAvoidaccess control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The access control module serves multiple functions: it collects contextual information from sessions, evaluates it against policies, determines policy actions, and enforces decisions across endpoints. This multi-functional design consolidates what could be separate complex systems into a single coordinated component, managing complexity through functional integration

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The access control module acts as an intermediary between network sessions and policy enforcement mechanisms. It receives contextual data from various sessions, processes this information against defined policies, and translates policy requirements into specific enforcement actions, simplifying the interaction between diverse sessions and security requirements

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9614874B2Network session management based on contextual information
Publication Date: 2017.04.04 CISCO TECHNOLOGY INC
  • US9614874B2 patent drawing
  • US9614874B2 patent drawing
  • US9614874B2 patent drawing

AI summary

An access control module in an enterprise computing network receives contextual information of a first active network session at a first network endpoint and contextual information of a second active network session at a second network endpoint. The access control module is configured to evaluate the contextual information of one or more of the first or second network sessions based on one or more network policies to determine a policy action for enforcement on at least one of the first or second network endpoints.