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Questions tagged [shh]

The tag has no usage guidance.

1
vote
0answers
9 views

Whisper shh subscribe VS newMessageFilter

Can anyone explain the difference between shh_subscribe and shh_newMessageFilter functions? Their getters (shh_subscription and shh_getFilterMessages) return almost identical results.
2
votes
1answer
47 views

Does mainnet support Whisper protocol?

I am interested in Whisper. I read that Whisper is based on Ethereum p2p protocol on github. Then does ethereum mainnet support Whisper on itself too ? Anyway, what I wonder is ... 1. Is Whisper only ...
0
votes
0answers
19 views

Whisper: Cannot send peer-to-peer message using targetPeer (peer ID)

I have follow following answer and I can send 1-N whisper message. Now, I want to send peer-to-peer message using shh.post(). On shh.post documentations, it is recommended to use targetPeer for peer-...
2
votes
1answer
340 views

Error: invalid argument 0: json: cannot unmarshal object into Go value of type string

I have followed following solution. When I try to do shh.getPrivateKey(kId).then(console.log) I have received following error, please note that this line works under web3.py: ...
0
votes
0answers
132 views

JSON RPC Curl query shh_getmessages method doesnt exist

Getting this error through curl query on shh_getMessages method. Any reason?? Other methods I'm using are working correctly. curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method"...
3
votes
1answer
265 views

Sending whisper messages over testnet?

I managed to setup a private blockchain and send whisper messages between my clients. Now, i want to accomplish the very same thing over either the mainnet or one of the testnets. But it seems that ...
3
votes
2answers
695 views

Using Whisper with web3.js

I have been trying to figure out how to interact with whisper using web3. I have been able to successfully send (and receive) a message using geth console, but have been unable to do the same using ...
1
vote
0answers
255 views

Can I use web3.shh with Parity client?

I'm trying to whisper a message using web3.shh following the example here: https://github.com/paritytech/parity/wiki/Whisper-Overview web3.shh.post({ "topic": 't', "payload": 'p'}); And it throws an ...
4
votes
0answers
185 views

Whisper protocol: Version conflict between geth and ethereumj

I am trying to use whisper in a permissioned network with both geth and ethereumj nodes. The Java nodes detect the capability shh version 2 of their geth peers, but only check for nodes with ...
8
votes
1answer
220 views

How many topics can a whisper message have?

I'm thinking in a new DAPP that may use whisper extensively. To evaluate the viability of the DAPP, I need to know if there is a limit on the number of topics that a whisper message can have. I would ...
7
votes
2answers
817 views

Does Ethereum offer encrypted peer to peer communication applications?

I am wondering if Ethereum can be used for encrypted peer to peer communication like delivering encrypted short messages or encrypted data in bulk between two or multiple parties. Are there any ...
5
votes
1answer
260 views

Is either the whisper.sh messaging app or the “Open Whisper Systems” project related to the Ethereum whisper project?

There is the Whisper "anonymous messaging app", described in this Wikipedia article. And then there is also something called "Open Whisper Systems", described in this other Wikipedia article. Is ...
38
votes
1answer
14k views

What is Whisper and what is it used for?

It's admittedly a very general question, but I've heard "Whisper" mentioned in several places when reading about certain DApps. I understand it allows peer-to-peer messaging of some kind, but what ...