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Questions tagged [privatekey]

One of the two pairs of private and public cryptographic keys that each account has, with the private spend key used to spend any funds in the account.

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1answer
21 views

How do I manually generate a base58 private key from my secret spendkey?

What are the steps for deriving a base58 private key from a secret spendkey? Sort of like the answer here, but for Monero or another Cryptonote: https://bitcoin.stackexchange.com/questions/8247/how-...
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1answer
49 views

Building a service to hold Monero private keys. I need to update user's balance every 1-3 hours

I trying to build out a service that holds user's monero private keys. But the issue I'm having is how does one update their balance of these private keys? And no I cannot use subaddresses for my use ...
0
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1answer
47 views

Is there a service to enter in Monero private view keys to see current balance?

Is there a service where I can just paste my Monero private view key to see the updated balance, even though it doesn't show the spent outputs. Just received is fine.
3
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2answers
55 views

Do all Monero private spend keys start with a 3? What other patterns are there?

Is there a pattern to a Monero private spend key? Do they all start with 3?
1
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1answer
64 views

How does one burn and provide a proof-of-burn in Monero?

Is there a way to provide a 'proof of burn' in Monero? Let's say I wanted to prove I sent some Monero coins to an address that no one has the private keys for.
3
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2answers
76 views

Is there a javascript implementation to generate your Monero subaddresses without giving out your private-spend key?

I want to create an online widget where one can output their subaddresses without having to input their private-spend key and only use the other keys provided. Is there a javascript implementation of ...
0
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1answer
39 views

What is the proper way of scanning a bunch of monero private keys to get an updated balance?

I have a database of monero private keys, but I want to be able to scan these keys for an updated balance and insert this balance data back into my database. What is the best way to rescan a bunch of ...
1
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1answer
42 views

Does the Key Image leak privacy information?

If I Sign two different transactions with the same private key and send it to the same node. Would this node now be able to know which member of the ring is trying to sign? As I believe the public ...
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1answer
40 views

Does Monero use rfc6979 for signatures?

I came across a post stating that Monero uses the Borromean Ring Signature scheme to hide the amounts. So what signature scheme is used to sign the transactions?
3
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1answer
54 views

Private key generation?

What are the technical specifications of a private key? https://getmonero.org/technical-specs/ doesn't say. https://en.bitcoin.it/wiki/Private_key shows: "In Bitcoin, a private key is a 256-bit ...
2
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1answer
75 views

Is it possible to fake the date of arrival of funds?

Let's say I claim I've had X Monero for 1 year in my account and truth is I just received that amount X to my account yesterday. If I'm giving away all (private) keys to that person, he could see the ...
2
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1answer
352 views

Best method to query address balance of 10,000+ monero private keys and store it in a mysql database?

I'm looking to write up a PHP script that can query 10,000 monero private keys to get its balance. Once the balance is updated, it will be stored in a mysql database. I know scanning the monero ...
4
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1answer
170 views

Best method of sweeping monero private keys without rescanning the blockchain for a balance?

I'm creating a tipping type app where I issue unique monero private keys for all my users like how an exchange has a different monero address for each user. I'm sure they are just using a payment id ...
5
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1answer
409 views

Where does Curve25519's limit occur?

While informing myself on the inner-working of Monero, I stumbled on Curve25519. The CryptoNote White Paper states: l: a prime order of the base point; l = 2^252 + ...
4
votes
1answer
154 views

How Ed25519 curve relates to Borromean Ring Signature scheme?

Is it correct to say that Monero private keys are generated using Ed25519 curve and then Borromean Ring Signature scheme is used to sign transactions? In other words, is Ed25519 curve "compatible" ...
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0answers
49 views

Algorithm for Generation of Wallets [duplicate]

I am interested in the full algorithm for the generation of Monero wallets from seed words. I am looking for as much detail as possible. Can anyone point in the direction of the most complete ...
2
votes
1answer
55 views

How does inner key generation work?

As far as I know electrum-words generate private spend key. private view key is Keccak_256(private spend key). So how is it possible that if I calculate library function Keccak_256 (Crypto++) on my ...
2
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1answer
111 views

If a monero transaction has two inputs and one output, is it possible to partially sign the transaction of just one input?

If a monero transaction has two inputs and one output, is it possible to partially sign the transaction of just one input? If so, is it currently possible to export it from the core wallet or any ...
3
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1answer
1k views

I have a private key for a monero address. Which application lets me load in a custom private key to spend from?

If I have a monero private key, how can I spend from it? Which program lets me import this key and spend from it?
4
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1answer
140 views

Proof of payment method comparison

How does the method of proofing a Monero payment following this pull request differ from the former process? Is revealing key derivation easier or more difficult than revealing the tx secret key? ...
4
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1answer
396 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 ...
4
votes
2answers
268 views

Is a mnemonic seed wallet just as secure (random)

I understand you can use a 24+1 word mnemonic seed to generate your 256 bit private key. Is the number of possibilties of the 24 words the same as the 256 bits? So: are there 2^255 possible 24 word ...
2
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1answer
114 views

How might someone view the balance of a multisig monero address without both its private keys?

Is it possible? Would two view keys allow you to at least see what it had received? Would one view key? Not sure how multisig would work with Monero. Perhaps there would only be one view key?
4
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1answer
125 views

Technical questions about addresses and keys

As I understand, the private spend key is 256-bit value and this key determines exactly all other keys. Are there exactly 2^256 options when creating a wallet? i.e. does every 256-bit value can be ...
5
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1answer
963 views

How do I get the TX Key from the GUI Wallet?

I'm trying to verify a payment but I'm not sure how to get the TX Key from my history on Monero Wallet GUI.
6
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2answers
556 views

sc_reduce32 … is it really supposed to be that complicated?

sc_reduce32 in crypto-ops.c looks super involved, but according to MRL-0003.pdf, its just: 4.1.11 sc_reduce Takes a 64-byte integer and outputs the lowest 32 bytes modulo the prime q . This is ...
2
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1answer
655 views

Why does my Monero wallet refresh so slowly?

Refreshing a wallet generated from MyMonero private keys, it is refreshing at a rate that will take hours to complete. I use CTRL-c to stop the refresh and it helps by then moving to a higher block ...
8
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2answers
976 views

How can we be sure that monero wallet addresses are unique?

This question is probably not necessarily limited to monero wallets, but I have been playing around with the Monero Offline Wallet Generator and wanted to know how anyone could ever be sure that a ...
4
votes
1answer
515 views

Non-Deterministic Wallets

Is it possible in Monero to have non-deterministic wallets (setting aside ergonomic issues such as ease of setting up the wallet)? I.e., if I use two random numbers as private spend and view keys, ...
10
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4answers
720 views

Is there the equivalent of a BIP38 encrypted private key for Monero private keys?

I would like to create plain text private keys for Monero that can be encrypted/decrypted using a process similar to BIP38. (https://github.com/bitcoin/bips/blob/master/bip-0038.mediawiki) Is such a ...
6
votes
1answer
332 views

If you create a Bitcoin wallet with Trezor first, could you use the private key to create a Monero wallet using NoodleDoodle's firmware?

I just received my Trezor and I wanted to go ahead and send some Bitcoin's to it while I figure out how to work the Monero Trezor firmware by NoodleDoodle. Is it possible to import the private keys I ...
10
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1answer
678 views

Harmonizing Monero with HD Wallet BIP 39 Technology?

Monero currently uses Electrum Word List for recovery purposes. This causes conflicts with wallet developers that want to support both Bitcoin-based BIP 39 technology that has a separate Word Lists. ...
5
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1answer
334 views

Harmonizing Monero with HD Wallet BIP32 Technology?

Bitcoin and many of its altcoin forks have defined the following two variables that specify the first four characters of BIP32 extended private and public keys that are frequently base58check encoded: ...
3
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2answers
202 views

Ways to hold your keys in memory?

What are some methods that can be used to hold your private keys in memory? Memorizing 25 words is rather difficult.
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0answers
28 views

How do you import a wallet from the private keys into simplewallet? [duplicate]

Is there a way you can import a wallet into simplewallet from the private spend key and private view key? I know you can import the view key to create a view wallet, but I can't see how to import the ...
10
votes
1answer
62 views

Number of private keys that have been used on the Monero network

Rich lists are impossible to produce with Monero. Is it still possible to determine the total number private keys have ever been used to control available outputs on the network? Obviously the ...
23
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3answers
731 views

Monero private key collision

Assuming a properly working RNG what are the chances of creating a Monero private key that is identical to one created by someone else (it corresponds and controls funds sent to the same XMR address)? ...
18
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1answer
273 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?