Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

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serban83
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Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by serban83 »

Hi,

I use BT to share some stuff from one PC in a different location to my NAS: I put all the stuff in a folder and create a torrent on that folder, which I then send to my NAS and open it in DownloadStation
However, I happened to notice random IPs from "3rd party" locations that were re-downloading the stuff from my NAS.
From what I understood, this is possible because the torrent client (in this case DownloadStation) publishes hashes of individual files to the DHT network, and thus makes it possible for 3rd parties (that to not have the initial torrent file) to find those files by hash and download their content from me.

Does anybody know a BT client which I can install on the NAS, and configure it so that it does not publish those hashes ?

Thanks.
QNAP TS-251+
QTS 5.1.1.2491
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dolbyman
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by dolbyman »

Disable DHT in whatever client you use (I have never used download station, so not idea if it has that option I know you can disable it on transmission)
PeterT1959
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by PeterT1959 »

Don't allow access from the internet to your NAS
serban83
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by serban83 »

Disable DHT in whatever client you use (I have never used download station, so not idea if it has that option I know you can disable it on transmission)
It does have the option, but if I disable DHT, then my devices won't be able to find themselves either...


Don't allow access from the internet to your NAS
I'm not allowing, the NAS is not connectable, but probably those 3rd party peers are...
QNAP TS-251+
QTS 5.1.1.2491
PeterT1959
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by PeterT1959 »

Maybe I'm missing something here. If the NAS is not connectable how are outside clients able to download?
serban83
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by serban83 »

Maybe I'm missing something here. If the NAS is not connectable how are outside clients able to download?
That's how download/upload is done through torrents: it's enough for one of the peers to be connectable.
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QTS 5.1.1.2491
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dolbyman
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by dolbyman »

I use transmission on a VM, no direct port forwards, no way shape or form for that VM use use anything else other than the VPN connection (router controlled and operated VPN tunnel) . No port forwards, no DHT, works like a charm (via the trackers)
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jaysona
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by jaysona »

serban83 wrote: Thu Nov 09, 2023 12:21 am Hi,

I use BT to share some stuff from one PC in a different location to my NAS: I put all the stuff in a folder and create a torrent on that folder, which I then send to my NAS and open it in DownloadStation
However, I happened to notice random IPs from "3rd party" locations that were re-downloading the stuff from my NAS.
From what I understood, this is possible because the torrent client (in this case DownloadStation) publishes hashes of individual files to the DHT network, and thus makes it possible for 3rd parties (that to not have the initial torrent file) to find those files by hash and download their content from me.

Does anybody know a BT client which I can install on the NAS, and configure it so that it does not publish those hashes ?

Thanks.
This is exactly how the BitTorrent protocol is supposed to work.

The only way to have a .torrent file not use DHT, PeX, etc is to create a private .torrent file.
RAID is not a Back-up!

H/W: QNAP TVS-871 (i7-4790. 16GB) (Plex server) / TVS-EC1080 (32Gig ECC) - VM host & seedbox
H/W: Asustor AS6604T (8GB) / Asustor AS7010T (16GB) (media storage)
H/W: TS-219 Pro / TS-509 Pro
O/S: Slackware 14.2 / MS Windows 7-64 (x5)
Router1: Asus RT-AC86U - Asuswrt-Merlin - 386.7_2
Router2: Asus RT-AC68U - Asuswrt-Merlin - 386.7_2
Router3: Linksys WRT1900AC - DD-WRT v3.0-r46816 std
Router4: Asus RT-AC66U - FreshTomato v2021.10.15

Misc: Popcorn Hour A-110/WN-100, Pinnacle Show Center 250HD, Roku SoundBridge Radio (all retired)
Ditched QNAP units: TS-269 Pro / TS-253 Pro (8GB) / TS-509 Pro / TS-569 Pro / TS-853 Pro (8GB)
TS-670 Pro x2 (i7-3770s 16GB) / TS-870 Pro (i7-3770 16GB) / TVS-871 (i7-4790s 16GB)
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jaysona
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Re: Looking for a torrent client that does NOT publish the HASH of individual files to the DHT network.

Post by jaysona »

PeterT1959 wrote: Thu Nov 09, 2023 1:14 am Don't allow access from the internet to your NAS
If the NAS can connect to the Internet, then the NAS is able to send out DHT updates. Other clients in the swarm may not be able to directly connect to the NAS, the DHT will let NAS torrent client know about other peers in the swarm that want to connect and then the NAS will establish an outgoing connection to waiting torrent clients.
RAID is not a Back-up!

H/W: QNAP TVS-871 (i7-4790. 16GB) (Plex server) / TVS-EC1080 (32Gig ECC) - VM host & seedbox
H/W: Asustor AS6604T (8GB) / Asustor AS7010T (16GB) (media storage)
H/W: TS-219 Pro / TS-509 Pro
O/S: Slackware 14.2 / MS Windows 7-64 (x5)
Router1: Asus RT-AC86U - Asuswrt-Merlin - 386.7_2
Router2: Asus RT-AC68U - Asuswrt-Merlin - 386.7_2
Router3: Linksys WRT1900AC - DD-WRT v3.0-r46816 std
Router4: Asus RT-AC66U - FreshTomato v2021.10.15

Misc: Popcorn Hour A-110/WN-100, Pinnacle Show Center 250HD, Roku SoundBridge Radio (all retired)
Ditched QNAP units: TS-269 Pro / TS-253 Pro (8GB) / TS-509 Pro / TS-569 Pro / TS-853 Pro (8GB)
TS-670 Pro x2 (i7-3770s 16GB) / TS-870 Pro (i7-3770 16GB) / TVS-871 (i7-4790s 16GB)
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