--- Log opened Tue Sep 14 00:00:07 2021 00:11 -!- lnd-bot [~lnd-bot@165.227.7.29] has joined #lightning-dev 00:11 < lnd-bot> [lightning-rfc] t-bast merged pull request #898: Add payment secret feature to Bolt 11 test vectors (master...bolt11-test-vectors-features) https://github.com/lightningnetwork/lightning-rfc/pull/898 00:11 -!- lnd-bot [~lnd-bot@165.227.7.29] has left #lightning-dev [] 00:12 -!- lnd-bot [~lnd-bot@165.227.7.29] has joined #lightning-dev 00:12 < lnd-bot> [lightning-rfc] t-bast pushed 1 commit to master: https://github.com/lightningnetwork/lightning-rfc/compare/38abac620651...c876dac2b503 00:12 < lnd-bot> lightning-rfc/master c876dac Bastien Teinturier: Add payment secret feature to Bolt 11 test vectors (#898) 00:12 -!- lnd-bot [~lnd-bot@165.227.7.29] has left #lightning-dev [] 00:12 -!- lnd-bot [~lnd-bot@165.227.7.29] has joined #lightning-dev 00:12 < lnd-bot> [lightning-rfc] t-bast deleted 0 commit to bolt11-test-vectors-features: https://github.com/lightningnetwork/lightning-rfc/compare/643502519127...000000000000 00:12 -!- lnd-bot [~lnd-bot@165.227.7.29] has left #lightning-dev [] 00:15 -!- t-bast [~t-bast@user/t-bast] has joined #lightning-dev 00:16 -!- t-bast [~t-bast@user/t-bast] has quit [Client Quit] 00:30 -!- bitromortac [~admin@gateway/tor-sasl/bitromortac] has joined #lightning-dev 00:32 -!- bitromortac_ [~admin@gateway/tor-sasl/bitromortac] has quit [Ping timeout: 276 seconds] 01:00 -!- riclas [riclas@77.7.37.188.rev.vodafone.pt] has joined #lightning-dev 01:09 -!- rusty [~rusty@103.93.169.121] has quit [Ping timeout: 268 seconds] 02:41 -!- rusty [~rusty@103.93.169.121] has joined #lightning-dev 02:45 -!- Aaronvan_ [~AaronvanW@190.242.161.186] has joined #lightning-dev 02:49 -!- AaronvanW [~AaronvanW@190.242.161.186] has quit [Ping timeout: 268 seconds] 03:16 -!- yonson [~yonson@2600:8801:d900:7bb::d7c] has quit [Remote host closed the connection] 03:16 -!- yonson [~yonson@2600:8801:d900:7bb::d7c] has joined #lightning-dev 03:27 -!- rusty [~rusty@103.93.169.121] has quit [Ping timeout: 268 seconds] 03:54 -!- gleb73 [~gleb@178.150.137.228] has joined #lightning-dev 03:54 -!- gleb7 [~gleb@178.150.137.228] has quit [Ping timeout: 260 seconds] 03:54 -!- gleb73 is now known as gleb7 06:37 -!- bitdex [~bitdex@gateway/tor-sasl/bitdex] has quit [Quit: = ""] 07:26 -!- common [~common@096-033-221-075.res.spectrum.com] has quit [Ping timeout: 265 seconds] 07:34 -!- lnd-bot [~lnd-bot@165.227.7.29] has joined #lightning-dev 07:34 < lnd-bot> [lightning-rfc] t-bast pushed 1 commit to check-remote-dust-limit: https://github.com/lightningnetwork/lightning-rfc/compare/0e3948290800...3e7771e2dc48 07:34 < lnd-bot> lightning-rfc/check-remote-dust-limit 3e7771e t-bast: Drop non-segwit support in shutdown 07:34 -!- lnd-bot [~lnd-bot@165.227.7.29] has left #lightning-dev [] 07:43 -!- niftynei [~niftynei@2600:1700:d0e:284f:f12f:6544:4323:e403] has quit [Remote host closed the connection] 07:44 -!- niftynei [~niftynei@2600:1700:d0e:284f:4a10:1d0d:1711:ae17] has joined #lightning-dev 08:58 -!- Aaronvan_ [~AaronvanW@190.242.161.186] has quit [Quit: Leaving...] 09:11 -!- AaronvanW [~AaronvanW@190.242.161.186] has joined #lightning-dev 09:32 -!- gene [~gene@gateway/tor-sasl/gene] has joined #lightning-dev 11:25 < roasbeef> nu nu onion routing scheme (focusing on a better way to do replies): https://eprint.iacr.org/2021/1178 -- more heavy weight, big contribution is integrity protection for replies (sphinx SURBs use no mac, but use a arbitrary input size block cipher instead to bit flips destroy entire payload) 11:35 < cdecker[m]> Nice 👍 11:39 < roasbeef> might as well just do a lil LN paper drop 11:40 < roasbeef> some research into what a "shadow route" would actuallyu look like in practice: https://repository.tudelft.nl/islandora/object/uuid:661b2a3a-df05-47b8-8fb0-0ac8b291fcf6 -- idea to extend path length in a randomized way to make paths harder to correlate 11:42 < roasbeef> related paper from same group formulating a new on-path de-anon heuristic, exploiting lack of randomness in path finding of many impls (lnd is guilty of this): https://arxiv.org/abs/2107.10070 11:43 < cdecker[m]> Interesting on the MPP for anonymity. We had a similar intuition when implementing the presplitter to obfuscate total amount by splitting into common size buckets, thus increasing the number of splits right away 11:44 < cdecker[m]> And yeah, we've been incrementally increasing randomization to try and break these heuristics 11:47 < roasbeef> applying PIR to create a system for privacy preserving pathfinding/route delegation: https://arxiv.org/abs/2104.04293 11:48 < roasbeef> recently-ish revised, analysis of probing vectors in the network: https://eprint.iacr.org/2021/384 11:49 < roasbeef> essentially PTLC/script-less scripts type HTLCs, but applied to the BLS sig setting: https://eprint.iacr.org/2020/1613 11:50 < roasbeef> HTLC miner bribing thing similar to mad-hTLC: https://tik-db.ee.ethz.ch/file/ecc68448bb215ca53b0172f144ae9bc2/FC_2021___Bribe__Camera_Ready_.pdf 11:52 < roasbeef> UTXO based multi-hop virtual channel stuff (still never saw the application of virtual chans myself, as why wouldn't the intermdairy want the fees?): https://eprint.iacr.org/2021/855 11:53 < roasbeef> more mpp path finding privacy stuff from that same group (seems was like a group bachelor's thesis type thing): https://repository.tudelft.nl/islandora/object/uuid:0bf2a223-d3b4-401c-967c-c11c300df5df 11:53 < roasbeef> https://repository.tudelft.nl/islandora/object/uuid:0dd72d7f-e19f-4d22-9c8a-cbd77eb08358 11:53 < roasbeef> https://repository.tudelft.nl/islandora/object/uuid:661b2a3a-df05-47b8-8fb0-0ac8b291fcf6 11:53 < roasbeef> https://repository.tudelft.nl/islandora/object/uuid:b4ad8ca0-627c-43aa-9c1f-79bd32b2596f 11:53 < roasbeef> https://repository.tudelft.nl/islandora/object/uuid:87c3dddc-fc84-45ae-97b0-98f531ab4505 11:53 < roasbeef> ok, that's all for now folks 11:55 < roasbeef> last one, kinda LN related, looking at a more optimized form of a utreexo type commitment: https://eprint.iacr.org/2021/340 12:56 -!- rusty [~rusty@103.93.169.121] has joined #lightning-dev 13:24 -!- AaronvanW [~AaronvanW@190.242.161.186] has quit [Remote host closed the connection] 14:27 -!- gene [~gene@gateway/tor-sasl/gene] has quit [Quit: gene] 14:44 -!- rusty [~rusty@103.93.169.121] has quit [Ping timeout: 252 seconds] 15:02 -!- AaronvanW [~AaronvanW@190.242.161.186] has joined #lightning-dev 16:02 -!- bitdex [~bitdex@gateway/tor-sasl/bitdex] has joined #lightning-dev 16:26 -!- gioyik [~gioyik@gateway/tor-sasl/gioyik] has joined #lightning-dev 16:44 -!- yonson [~yonson@2600:8801:d900:7bb::d7c] has quit [Remote host closed the connection] 16:45 -!- yonson [~yonson@2600:8801:d900:7bb::d7c] has joined #lightning-dev 17:02 -!- common [~common@096-033-221-075.res.spectrum.com] has joined #lightning-dev 17:21 -!- belcher [~belcher@user/belcher] has quit [Ping timeout: 265 seconds] 17:30 -!- bitromortac_ [~admin@gateway/tor-sasl/bitromortac] has joined #lightning-dev 17:33 -!- bitromortac [~admin@gateway/tor-sasl/bitromortac] has quit [Ping timeout: 276 seconds] 17:33 -!- belcher [~belcher@user/belcher] has joined #lightning-dev 17:50 -!- rusty [~rusty@203.221.41.134] has joined #lightning-dev 18:05 -!- riclas [riclas@77.7.37.188.rev.vodafone.pt] has quit [Ping timeout: 260 seconds] 19:35 -!- gioyik [~gioyik@gateway/tor-sasl/gioyik] has quit [Ping timeout: 276 seconds] 21:31 -!- AaronvanW [~AaronvanW@190.242.161.186] has quit [Quit: Leaving...] 22:32 -!- bitromortac [bitromorta@gateway/vpn/protonvpn/bitromortac] has joined #lightning-dev 22:33 -!- bitromortac [bitromorta@gateway/vpn/protonvpn/bitromortac] has quit [Client Quit] 22:38 -!- cryptapus [~cryptapus@user/cryptapus] has quit [Ping timeout: 252 seconds] 22:39 -!- rusty [~rusty@203.221.41.134] has quit [Ping timeout: 252 seconds] 22:48 -!- gioyik [~gioyik@gateway/tor-sasl/gioyik] has joined #lightning-dev 22:48 -!- cryptapus [~cryptapus@user/cryptapus] has joined #lightning-dev 23:28 -!- rusty [~rusty@103.93.169.121] has joined #lightning-dev --- Log closed Wed Sep 15 00:00:08 2021