File:KDF chain.png

KDF_chain.png(336 × 442 pixels, file size: 21 KB, MIME type: image/png)

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Summary

A key derivation function, denoted by the grey blocks labelled "KDF". This model represents a KDF chain, used in the Double Ratchet Algorithm of the Signal Protocol.

As specified on the website, this image is explicitly "placed in the public domain".

Public domain
This image has been released into the public domain by its creator and original copyright holder. This applies worldwide. As such you are entirely free to reproduce it, create derivative works, or make commercial use of it as you see fit, without any requirement to give the creator credit. However, as a courtesy, a link back to https://signal.org/docs/specifications/doubleratchet/#ipr website would be appreciated.

In case this is not legally possible:

The copyright holder grants any entity the right to use this work for any purpose, without any conditions, unless such conditions are required by law. However, as a courtesy, a link back to https://signal.org/docs/specifications/doubleratchet/#ipr website would be appreciated.

Captions

A key derivation function (KDF) chain, with the function used in grey blocks labelled "KDF"

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Date/TimeDimensionsUserComment
current10:26, 12 December 2023336 × 442 (21 KB)EpachamoKey Derivation Function. As denoted on the [https://signal.org/docs/specifications/doubleratchet/#double-ratchet website], this image is explicitly "placed in the public domain"

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