I want to let users sign arbitrage message strings from client, and in my rust icp http canister be able to prove that the users icp principal public address is indeed correct (proof that they signed). I found various potential approaches online, and LLMs have suggested various approaches, but so f…

I think this forum post is related: Using rust RSA library in ICP For verification of a signature you don’t need any randomness, so for some crates it is enough to disable some of the default features Edit: I have confirmed this is now working using ic-dummy-getrandom-for-wasm and standalone-si…

How to sign a message on client, Prove challenge in ICP canister

Developers

marc0olo February 25, 2025, 3:50pm 6

this question is related to How to sign data with @dfinity/agent or @dfinity/identity?, right?

did you already have a look at @dfinity/identity-secp256k1 - npm ? does that help you?

1 Like

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How to sign a message on client, Prove challenge in ICP canister

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