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ABAC

8 articles · Page 1 of 1
Linyb Geek Road
Linyb Geek Road
Jul 29, 2026 · Artificial Intelligence

How to Prevent RAG from Leaking Confidential Company Data

The article explains why Retrieval‑Augmented Generation (RAG) can unintentionally expose sensitive corporate documents and provides a step‑by‑step security framework—including metadata design, pre‑filter enforcement, access‑control models, safe caching, logging practices, and comprehensive testing—to ensure that only authorized users ever see protected content.

ABACMetadataRAG
0 likes · 14 min read
How to Prevent RAG from Leaking Confidential Company Data
Open Source Tech Hub
Open Source Tech Hub
Aug 24, 2025 · Information Security

Mastering PHP-Casbin: A Lightweight, Cross‑Framework Permission Solution

PHP‑Casbin is an open‑source, lightweight permission framework for PHP that separates policy from model, supports multiple access‑control models (ACL, RBAC, ABAC, etc.), integrates with popular frameworks via Composer, offers dynamic policy management, caching, and multi‑tenant capabilities, solving common permission pitfalls in SaaS, e‑commerce, and government systems.

ABACCasbinPHP
0 likes · 12 min read
Mastering PHP-Casbin: A Lightweight, Cross‑Framework Permission Solution
Architect
Architect
Oct 12, 2024 · Information Security

Understanding ACL, ABAC, and RBAC: Choosing the Right Access Control Model

This article introduces three common permission models—ACL, ABAC, and RBAC—explaining their core concepts, how they manage user access through objects, attributes, or roles, and discusses the strengths and limitations of each approach for secure system design.

ABACACLRBAC
0 likes · 8 min read
Understanding ACL, ABAC, and RBAC: Choosing the Right Access Control Model
政采云技术
政采云技术
Jan 23, 2024 · Big Data

Design and Implementation of a Big Data Permission Management System

This article outlines the background, importance, scenarios, challenges, objectives, and architectural design—including RBAC and ABAC models, metadata integration, data classification, and verification mechanisms—of a comprehensive big data permission management system for secure and fine‑grained data access.

ABACBig DataMetadata
0 likes · 14 min read
Design and Implementation of a Big Data Permission Management System
Weimob Technology Center
Weimob Technology Center
Nov 24, 2022 · Information Security

Designing a Flexible Permission Model for WOS: Merging RBAC and PBAC

This article examines traditional RBAC, ABAC, and PBAC access‑control models, evaluates their strengths and weaknesses, and presents a hybrid permission architecture tailored for 微盟's WOS system that combines role‑based and attribute‑based rules to achieve high flexibility and fine‑grained authorization.

ABACPBACRBAC
0 likes · 8 min read
Designing a Flexible Permission Model for WOS: Merging RBAC and PBAC
IT Services Circle
IT Services Circle
Aug 5, 2022 · Information Security

Designing Permission Systems: Overview of ACL, DAC, MAC, ABAC, and RBAC Models

This article explains the fundamentals of permission system design, introducing five mainstream access control models—ACL, DAC, MAC, ABAC, and RBAC—detailing their principles, examples, advantages, drawbacks, and practical implementation considerations such as role hierarchy, constraints, and data permissions.

ABACRBACSecurity Design
0 likes · 15 min read
Designing Permission Systems: Overview of ACL, DAC, MAC, ABAC, and RBAC Models
Zhuanzhuan Tech
Zhuanzhuan Tech
Jun 13, 2022 · Information Security

Design of Zhuanzhuan's Unified Permission Management System – Part 1: Architecture and Models

This article introduces the problems of the legacy permission approach at Zhuanzhuan, compares industry‑standard RBAC and ABAC models, explains the design rationale for a hybrid RBAC‑based system, and outlines the core modules, role hierarchy, and permission types for the new unified permission management platform.

ABACPermission ManagementRBAC
0 likes · 15 min read
Design of Zhuanzhuan's Unified Permission Management System – Part 1: Architecture and Models
Open Source Tech Hub
Open Source Tech Hub
Apr 8, 2021 · Information Security

How to Implement ABAC with PHP‑Casbin for Fine‑Grained Access Control

This guide explains how to use PHP‑Casbin to enforce attribute‑based access control (ABAC) by defining request, policy, and matcher sections, creating attribute‑rich objects, and calling the enforcer to obtain true or false decisions for different subjects and resources.

ABACAttribute-Based Access ControlPHP-Casbin
0 likes · 2 min read
How to Implement ABAC with PHP‑Casbin for Fine‑Grained Access Control