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THE DAILY INDEX

Technology, AI, software, security, crypto and business

GENERAL

TLDR Web Dev

WHAT IS GOOGLE ZANZIBAR?

Google Zanzibar is a globally distributed authorization system designed to address the complex access control needs of Google's software ecosystem. It combines the granularity of Access Control Lists (ACLs) with the simplicity of Role-Based Access Control (RBAC) to make handling permissions simpler. By modeling permissions as data in a graph, Zanzibar allows for querying and derivation of relationships between objects. It uses standard functions like Read, Write, Watch, Check, and Expand to interact with the graph, and a tuple-based language to describe resources and relationships.

ADA LOVELACE'S 180-YEAR-OLD NOTES PREVIEWED THE FUTURE OF COMPUTERS

Ada Lovelace's annotations to a paper about the analytical engine, the world's first general-purpose computer, are considered foundational to computer science. In her notes, Lovelace demonstrated a deep understanding of the engine's capabilities and envisioned the machine manipulating symbols according to rules to create music and other forms of media. Despite her insights, the analytical engine was never built due to a lack of funding.

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