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Questions tagged [messagesigning]

the process of cryptographically signing a Monero transaction

1
vote
1answer
65 views

Offline Signing 2/3 Multisig

Interested in weather offline signing for 2/3 Multisig wallets is possible in this setup. I have three computers Airgapped from the internet, and a USB. I imagine i can pull down some outputs for ...
4
votes
1answer
81 views

Why is my monero signed signature different everytime I click on sign?

I'm using the following html app: https://xmr.llcoins.net/sign.html I put in all my details of monero address: ...
0
votes
0answers
111 views

offline transaction signing, what does “for <amount>” mean?

I'm about to submit my first offline-signed transaction to the network, but before I do that I want to be sure not to mess it up, so sorry if this question is stupid. When I signed the transaction ...
2
votes
1answer
53 views

In Javascript, how can one verify a signed message using a provided monero address?

Is there a library to verify a signed message with a provided monero address in Javascript only? I'm trying to build an app in javascript that takes a signed message and verifies that a particular ...
1
vote
0answers
40 views

Sign a message with a cold wallet private key and then verifying it with their monero address

I'm looking to setup a monero address for each of my users on my website so they can sign a message to prove that they own the monero address. Since you cannot sign a message with your payment_id, ...
5
votes
2answers
449 views

How to sign a message with my public monero address and verify it using the cli / gui / javascript app?

Using the gui and cli, how can one sign a message with the monero private key? And then how do you verify it with the gui / cli / online js application?
1
vote
1answer
120 views

Is there a monero-wallet-rpc call that can sign/verify a message?

I was wondering if there is such a call in the code, which has not been documented yet.
2
votes
1answer
313 views

how do you sign a message with your monero private key?

How do you sign a message with your monero private key using the cli-wallet, gui-wallet, and last with pure js using what libraries?
4
votes
1answer
358 views

Can someone show an actual example of a Monero transaction that uses two distinct private keys?

Could someone show me an actual example of a single transaction formed from two private keys. Say I have 5 XMR in one private key, and 10 XMR in another, so there are two unique private keys. How do ...
7
votes
1answer
154 views

Can a transaction signed by a cold wallet be broadcast sometime far in the future?

Could someone sign a transaction, encrypt it with a (2,3) Shamir's Secret Sharing scheme with one key to signer, one to trustee and one to beneficiary? Then after death sometime years from now could ...
12
votes
1answer
128 views

Practical usages of message signing

What are some practical usages of message signing other than proving ownership of a Monero public key?
18
votes
1answer
255 views

How does one prove ownership of a Monero address?

Just like how a user can prove they are the owner of a Bitcoin public key by signing a message, how can a Monero user prove they are the owner of a Monero public key?