Questions tagged [signing]

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1answer
49 views

How does a typical ECDSA signature verify work in EOS and ETH/BTC

I have been studing ECDSA signature/verify for a while. By my understanding: the standard ECDSA signature/verify process are like something as below: A sender combines message and its ECC public key ...
0
votes
0answers
6 views

“JsSignatureProvider is not a constructor” in Firebase Cloud Function

I run the following locally in my machine (or in any of my remote servers) and I get no problem: const JsSignatureProvider = require('eosjs/dist/eosjs-jssig').default; const signature = new ...
0
votes
1answer
9 views

Signing a transaction: string(22) “Internal Service Error”

I'm using the jungle test chain jungle.eoscafeblock.com:8888 endpoint and import the private key to my local wallet, but when trying to get signature throuth local keosd api /v1/wallet/sign_signature ,...
0
votes
0answers
25 views

Transaction signing error

Good morning, everyone I use EOS UAL to login at frontend, and it works, but there is troubles while signing transaction. Done signing like in an example https://github.com/EOSIO/tropical-example-web-...
3
votes
1answer
67 views

Ricardian Contract

Does eosio also sign the transaction with the ricardian contract of user consent and/or how does the application proove that a party agreed on said ricardian contract? I have integrated the ricardian ...
0
votes
1answer
69 views

Double sign a transaction, first on client, second on server

I am struggling with getting the following scenario to work, I want to create a transaction signed by two parties (not via the multisig contract, just a transaction with 2 signatures). One is the ...
1
vote
1answer
34 views

Why BOTH accounts pay CPU when I add signatures to a transaction?

While testing in Jungle and adding signatures to a transaction with the flag -p, I see that if I add two signatures to a transaction I can see that both accounts used CPU for that transaction. Why? ...
1
vote
0answers
50 views

Signing a users account contract deployment remotely with a users arbitrary signature

What I am trying to do is deploy a contract on the behalf of the user, by getting them to sign the deployment remotely. I have been informed that if I get a arbitrary signature on the setcode, I can ...
6
votes
2answers
380 views

How to sign a transaction locally using python?

I want to sign a transaction to use it with the rpc endpoint v1/chain/push_transaction. Until nodeos v.1.1 its was explained in the docs on how to use nodeos (probably keosd indirectly) to do wallet ...
3
votes
1answer
357 views

Signing transactions manually without eosjs-ecc

So because I'm doing things from c++, I don't have access to eosjs-ecc. Assuming that I have successfully packed the transactions (using fcbuffer, packed the action data using the ABI), which I've ...