[guardian-dev] Sending files using ChatSecure

Hans-Christoph Steiner hans at guardianproject.info
Wed Jul 2 12:51:31 EDT 2014



On 07/01/2014 04:47 PM, Angel Vicente wrote:
> El Thu, 26 Jun 2014 02:11:06 -0004
> Nathan of Guardian <nathan at guardianproject.info> escribió:
>>
>>
>> On Wed, Jun 25, 2014 at 4:49 PM, Angel Vicente <angelv64 at wanadoo.es> 
>> wrote:
>>> I'm not sure if is a problem with ChatSecure:
>>> I have a phone LG with ChatSecure and a Google account, and other
>>> Huawei with ChatSecure and a Jitsi account (I've mentioned the
>>> brands as data).
>>>
>>> Is possible encrypted chat between both without problems, but
>>> sending files is possible only from LG/Google, from other phone it
>>> seems there is a problem: it seem start to send but after a while
>>> it seemes stopped, the file never arrives to destination.
>>
>> Have you tried smaller files? Also, are you leaving the chat windows 
>> open, or switching out of the app? I would try leaving it alone and
>> see what happens.
> 
> I couldn't test with two phones, I'm testing using a phone Huawei and
> chatsecure with jitsi account and Pidgin debian testing and other jitsi
> account, and it's not possible to send any file in any direction

Right now, I think ChatSecure's file transfer method (OTRDATA) only works
between ChatSecure and ChatSecure.  We are working on getting it integrated
into the otr4j library which jitsi also uses, then Jitsi should also support it.

.hc


>>
>>
>>>
>>>
>>> I can't test from other phones/accounts because I have not more.
>>> Is there any problems with these combinations phones and accounts?
>>
>> Not in theory, but we are still understanding in practice what it
>> means to move this much binary data through the OTR encrypted
>> channels. This is especially true for federated communications
>> between two different XMPP services.
>>
>> Best,
>>  Nathan
> 
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