







Consistent data encoding for records and messages.
Streaming Data - AT Protocol Docs - AT Protocol
Synchronizing and streaming data from the AT Protocol.

Protocol Buffers
Protocol Buffers are language-neutral, platform-neutral extensible mechanisms for serializing structured data.
Data Minimisation in Communication Protocols: A Formal Analysis...
With the growing amount of personal information exchanged over the Internet, privacy is becoming more and more a concern for users. One of the key principles in protecting privacy is data...

Drafts, private data, and obscurity.
The at:// protocol currently lacks any real means to have data which is both 'on-protocol', i.e. stored on your PDS in a way that you can guarantee access to...

Drafts, private data, and obscurity.
The at:// protocol currently lacks any real means to have data which is both 'on-protocol', i.e. stored on your PDS in a way that you can guarantee access to...
AT Protocol - AT Protocol
Specification for the Authenticated Transfer Protocol (AT Protocol)




Cambria | Proceedings of the 8th Workshop on Principles and Practice of Consistency for Distributed Data
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Concise Binary Object Representation (CBOR)
The Concise Binary Object Representation (CBOR) is a data format whose design goals include the possibility of extremely small code size, fairly small message size, and extensibility without the need for version negotiation. These design goals make it different from earlier binary serializations such as ASN.1 and MessagePack. This document obsoletes RFC 7049, providing editorial improvements, new details, and errata fixes while keeping full compatibility with the interchange format of RFC 7049. It does not create a new version of the format.
tassis/atfield-core
Framework-agnostic AT Protocol utilities for identity resolution and public record reads.
A Conflict-Free Replicated JSON Datatype
Many applications model their data in a general-purpose storage format such as JSON. This data structure is modified by the application as a result of user input. Such modifications are well understood if performed sequentially on a single copy of the data, but if the data is replicated and modified concurrently on multiple devices, it is unclear what the semantics should be. In this paper we present an algorithm and formal semantics for a JSON data structure that automatically resolves concurrent modifications such that no updates are lost, and such that all replicas converge towards the same state (a conflict-free replicated datatype or CRDT). It supports arbitrarily nested list and map types, which can be modified by insertion, deletion and assignment. The algorithm performs all merging client-side and does not depend on ordering guarantees from the network, making it suitable for deployment on mobile devices with poor network connectivity, in peer-to-peer networks, and in messaging systems with end-to-end encryption.
AT Protocol Roadmap (Spring 2026) - AT Protocol
Updates to the AT Protocol roadmap, including Permissioned Data and Account Experience.

@dholms.at thinking about permissiones data. What if: Permissioned data URI was at://<PDS did>/<record type>/<rkey> exactly the same as public data. The PDS would handle the space assignment opaquely and do a 4xx response with some space aturis. Client goes and grabs a space cred and retries