@startuml autonumber "<b>[0]" participant "Authenticator" as authenticator participant "Browser" as browser participant "Relying Party" as rp participant "Authentication Service" as service browser -> rp: Request access to resource rp -> rp: Generate new Session ID rp -> service: Request QR w/ Session ID service -> service: Generate payload for Session ID service --> rp: Return QR payload rp -> browser: Display QR payload authenticator -> browser: Scan QR code authenticator -> service: Send QR payload + Device ID service -> service: Verify QR Payload Signature service -> authenticator: Authentication challenge authenticator --> service: Authentication response service -> rp: POST authentication result rp -> rp: Authorization rp --> browser: Authenticated session @enduml
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amiga
aws-orange
black-knight
bluegray
blueprint
cerulean-outline
cerulean
crt-amber
crt-green
cyborg-outline
cyborg
hacker
lightgray
mars
materia-outline
materia
metal
mimeograph
minty
plain
reddress-darkblue
reddress-darkgreen
reddress-darkorange
reddress-darkred
reddress-lightblue
reddress-lightgreen
reddress-lightorange
reddress-lightred
sandstone
silver
sketchy-outline
sketchy
spacelab
spacelab-white
superhero-outline
superhero
toy
united
vibrant
Pure Javascript
PNG
SVG
ASCII Art