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Topic: [XMR] Monero - A secure, private, untraceable cryptocurrency - page 602. (Read 4670673 times)

newbie
Activity: 51
Merit: 0
AAAAA I see..Well I am a newbie so I was afraid Tongue .Well then I should not care too much since I just learnt about "pump and dump" thing.So now we have a big(not huge tho) dump.Well I will wait for price to go up Smiley ,so that I can sell my 160 moneros Smiley
hero member
Activity: 744
Merit: 500

Just FYI, semiweekly = 2x / week. On the other hand, biweekly can be either 2x / week or every other week, but usually means every other week. Perhaps you could use "fortnightly" for an abundance of clarity. Smiley

Moneros, which party holds ViewKey? Only the sender or also the receiver of funds? Or both?

All users have their own viewkey.

So the fund sender can uncover and identify the IP of the receiver by ViewKey?
legendary
Activity: 1105
Merit: 1000

Just FYI, semiweekly = 2x / week. On the other hand, biweekly can be either 2x / week or every other week, but usually means every other week. Perhaps you could use "fortnightly" for an abundance of clarity. Smiley

Moneros, which party holds ViewKey? Only the sender or also the receiver of funds? Or both?

All users have their own viewkey.
legendary
Activity: 1612
Merit: 1001
I see xmr is going down very very quickly.What is going on ? Tongue
not only monero other coins are going down too. it might be because of bitcoin price rise?
hero member
Activity: 744
Merit: 500
Moneros, which party holds ViewKey? Only the sender or also the receiver of funds? Or both?
legendary
Activity: 2688
Merit: 1240
Probably because Dash got added to Btc-e and pornero not
You here?  Shocked
Consider opening cryptonote pools?
 Grin

No, I just couldn't resist Posting when I saw Dash on Btc-e after all that trolling Smiley
sr. member
Activity: 352
Merit: 250
Probably because Dash got added to Btc-e and pornero not
You here?  Shocked
Consider opening cryptonote pools?
 Grin
legendary
Activity: 2688
Merit: 1240
I see xmr is going down very very quickly.What is going on ? Tongue

Probably because Dash got added to Btc-e and pornero not
legendary
Activity: 1154
Merit: 1001
I see xmr is going down very very quickly.What is going on ? Tongue

Speculators be speculating! Plenty is going on, but I don't recall seeing the exchange rate caring much for activity.
newbie
Activity: 51
Merit: 0
I see xmr is going down very very quickly.What is going on ? Tongue
legendary
Activity: 2968
Merit: 1198
There are many ways one could implement messaging, but I don't favor storing p2p messages on the blockchain itself.
...

I haven't really looked into it, but I was under the impression that the messaging feature of duckdarkdigitalnote just used the mempool for transmitting the message, and then after a few days it fell out due to not enough fee or something (I thought you didn't have to pay a fee to message), kind of like bitmessage or something.

Nevermind, I just opened the wallet and you definitely have to pay a fee to send a message, so I guess it is stored in the blockchain.

Yeah it goes in the tx_extra field like the payment ID.


Do clients at the moment relay txs with no or too low fee, and miners just won't include them in a block? I'm guessing no, but just curious if it would be possible to communicate via mempool without including things in blocks.

No, in fact if one node sends such a transaction it will be disconnected and eventually banned.
legendary
Activity: 3136
Merit: 1116
There are many ways one could implement messaging, but I don't favor storing p2p messages on the blockchain itself.
...

I haven't really looked into it, but I was under the impression that the messaging feature of duckdarkdigitalnote just used the mempool for transmitting the message, and then after a few days it fell out due to not enough fee or something (I thought you didn't have to pay a fee to message), kind of like bitmessage or something.

Nevermind, I just opened the wallet and you definitely have to pay a fee to send a message, so I guess it is stored in the blockchain.

Yeah it goes in the tx_extra field like the payment ID.


Do clients at the moment relay txs with no or too low fee, and miners just won't include them in a block? I'm guessing no, but just curious if it would be possible to communicate via mempool without including things in blocks.
legendary
Activity: 2268
Merit: 1141
https://www.reddit.com/r/Bitcoin/comments/4gkxox/mycelium_new_wallet_announcement/

Among others:

Quote
Support for multiple currencies and digital assets. The new Mycelium app will support many more digital assets besides just Bitcoin. With the help of the plugin API architecture, anyone would be able to add support for any type of currency or asset, be it Litecoin, Doge, ColoredCoin, Ether, Factom, or personally issued assets like stocks, tickets, or hotel keys. We are uniquely positioned to have an advantage in this, because Mycelium already runs a set of highly optimized backend servers that handle and transfer digital assets. We plan to extend this backend architecture to support many more such assets.
member
Activity: 70
Merit: 10
I cant wait to join you guys once monero hits 35 cents!
legendary
Activity: 2968
Merit: 1198
There are many ways one could implement messaging, but I don't favor storing p2p messages on the blockchain itself.
...

I haven't really looked into it, but I was under the impression that the messaging feature of duckdarkdigitalnote just used the mempool for transmitting the message, and then after a few days it fell out due to not enough fee or something (I thought you didn't have to pay a fee to message), kind of like bitmessage or something.

Nevermind, I just opened the wallet and you definitely have to pay a fee to send a message, so I guess it is stored in the blockchain.

Yeah it goes in the tx_extra field like the payment ID.
legendary
Activity: 3136
Merit: 1116
There are many ways one could implement messaging, but I don't favor storing p2p messages on the blockchain itself.
...

I haven't really looked into it, but I was under the impression that the messaging feature of duckdarkdigitalnote just used the mempool for transmitting the message, and then after a few days it fell out due to not enough fee or something (I thought you didn't have to pay a fee to message), kind of like bitmessage or something.

Nevermind, I just opened the wallet and you definitely have to pay a fee to send a message, so I guess it is stored in the blockchain.
legendary
Activity: 2968
Merit: 1198
There are many ways one could implement messaging, but I don't favor storing p2p messages on the blockchain itself. Encrypted is even worse, in a way, since that can't possibly be of any benefit to anyone other than the specific recipient. (At least if you store bible verses or dick pics, there might be a few people who are interested in that.)

I would propose something like:

Create and submit a small transaction that pays a fee and includes a hash.

After the transaction is successfully mined, you may submit a message packet up to some maximum size (for example 32 KB) that matches the hash (assume the message is encrypted, but it wouldn't necessarily need to be) into the mempool, where it will be stored and relayed to peers. Once the transaction reaches a given depth in the chain (for example seven days; 5040 blocks), the hash expires and the message may no longer be submitted or relayed.

It is true that it is extremely difficult if not impossible to prevent use of the blockchain for storage of arbitrary data that does not benefit most of the people incurring the cost of the system, but providing a useful mechanism that does much the same thing in a less harmful manner is a good way to discourage it.

Possibly the lifetime and allowable size of the message could be a function of the fee paid, but there is no good way to set the fee, nor a good way to compensate the node operators for storing and forwarding it, so the suggestion of a fixed life and size is intended to limit the cost to something reasonably negligible.

legendary
Activity: 1276
Merit: 1001
What would it take (IE how much would it cost) to port XDN's nifty messaging feature to XMR?

While I've not tried it, I think it's mostly what we now have as a encrypted payment ids, except the size is increased to some large value, instead of being restricted to 64 bits. So pretty easy to add in theory, leaving just the UI fluff.

legendary
Activity: 2156
Merit: 1072
Crypto is the separation of Power and State.
https://motherboard.vice.com/read/darpa-decentralized-blockchain-encryption-messaging-app

Quote
The Defense Advanced Research Projects Agency, better known as DARPA, is looking for a “secure messaging and transaction platform” that would use the standard encryption and security features of current messaging apps such as WhatsApp, Signal, or Ricochet, but also use a decentralized Blockchain-like backbone structure that would be more resilient to surveillance and cyberattacks.

DARPA’s goal is to have “a secure messaging system that can provide repudiation or deniability, perfect forward and backward secrecy, time to live/self delete for messages, one time eyes only messages, a decentralized infrastructure to be resilient to cyber-attacks, and ease of use for individuals in less than ideal situations,” according to a notice looking for proposals, which was recently posted on a government platform that offers federal research funds to small businesses.

In other words, as a security researcher put it, DARPA wants “a public wall anyone can monitor or post messages on, but only correct people can decrypt.”

Damn, DARPA getting all gangster wit' deh signalz.  (Chinese/Mexican/etc. mafias are well known for using publicly visible graffiti ciphers).

 Cool

What would it take (IE how much would it cost) to port XDN's nifty messaging feature to XMR?

Are we far along the roadmap to do it without incurring too much technical debt and risking the need for a re-do?

I'm waiting for any excuse to donate to a worthy project in warptangent's name, to start a memorial fund.
legendary
Activity: 1276
Merit: 1001
Agreed on the underlined. New improvements to simplewallet allow for individual bookkeeping, but not particularly audibility - i.e., you'd have to give someone your wallet files or something.

- Type 1 [1] governments (we rule you, but just tax you) are after your income. They tax that. How you spend your stuff isn't really relevant to them, as long as the recipients of your spending also account for their income, etc. Type 2 governments (we rule you, and you kowtow to our allegedly very large appendage every morning, peon) want all, because they fap at it. Monero can't cater to type 2, some may see that as a flaw.

- There is a patch somewhere on my github tree, that allows this, though relies on the sender to not be malicious (ie, if you spend from elsewhere, your watch wallet will see it, but a thief may choose to make a tx out that it will not see; so it's useful to keep track of your balance as you use your monero, but not to compulsively check whether someone brute forced your wallet).

- I have in my list of things to do a RPC to export a signed set of key images. I just added the ability to sign/verify an arbitrary message, which is a first step.

[1] I totally made this classification up.
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