ELEKTRA: Efficient Lightweight multi-dEvice Key TRAnsparency

ePrint Report: ELEKTRA: Efficient Lightweight multi-dEvice Key TRAnsparency

Julia Len, Melissa Chase, Esha Ghosh, Daniel Jost, Balachandar Kesavan, Antonio Marcedone

Key Transparency (KT) systems enable service providers of end-to-end encrypted communication (E2EE) platforms to maintain a Verifiable Key Directory (VKD) that maps each user's identifier, such as a username or email address, to their identity public key(s). Users periodically monitor the directory to ensure their own identifier maps to the correct keys, thus detecting any attempt to register a fake …

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