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Add diagram for SEIPDv2
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Heiko Schaefer
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3 changed files with 101 additions and 0 deletions
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@ -76,6 +76,13 @@ The [version 2 SEIPD](https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-
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In version 2 SEIPD, the *session key* is transformed into a *message key*, based on a salt value in the v2 SEIPD packet.
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```{figure} drawio/SEIPDv2-PKESK.png
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:name: fig-encryption-seipdv2-pkesk
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:alt: TODO
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With SEIPDv2, the message-key is derived from the session-key in an extra step.
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```
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### v1 SEIPD, based on MDC
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The [version 1 SEIPD](https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-refresh-12.html#version-one-seipd) mechanism is supported by all modern OpenPGP version 4 implementations. It was introduced in [RFC 4880](https://www.rfc-editor.org/rfc/rfc4880.html#section-5.13).
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94
book/source/drawio/SEIPDv2-PKESK.drawio
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94
book/source/drawio/SEIPDv2-PKESK.drawio
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@ -0,0 +1,94 @@
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<diagram name="Seite-1" id="ocT50L08296YUH-PY7lG">
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</mxCell>
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<mxCell id="_W93K0Xoa3x0vg-rA2AI-2" value="Session Key" style="shape=hexagon;perimeter=hexagonPerimeter2;whiteSpace=wrap;html=1;fixedSize=1;dashed=1;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="_W93K0Xoa3x0vg-rA2AI-3" value="<div>PKESK #1</div>0xBBBB..." style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="_W93K0Xoa3x0vg-rA2AI-4" value="<div>PKESK #0</div>0xAAAA..." style="rounded=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="_W93K0Xoa3x0vg-rA2AI-5" value="<div>Alice'</div><div>Encryption Key</div><div>0xAAAA...<br></div>" style="rounded=1;whiteSpace=wrap;html=1;" vertex="1" parent="1">
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</mxGraphModel>
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</diagram>
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</mxfile>
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BIN
book/source/drawio/SEIPDv2-PKESK.png
Normal file
BIN
book/source/drawio/SEIPDv2-PKESK.png
Normal file
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