A chhunga thu awmte chu skip rawh
Nymchat ah kan kir leh ta

Hriatna (knowledge base) a ni Internet atanga off a ni

Bluetooth mesh hmanga siam a ni

Internet nei lo, cell service nei lo leh infrastructure engmah nei lo messaging ngilnei tak a ni. Device hnai tak takte chu Bluetooth LE hmangin an link a, an in relay a, chuvang chuan message a thleng a ni radio range piah lama mite chu a inkara device awmte kal tlanga hopping hmangin.

Eng nge mesh chu

Mesh hi relays bula kal second transport a ni a, app hran emaw, hran emaw a ni lo identity (identity) a ni. Public channel leh private message te hian a chungah hna an thawk vek a, app hian eng nge tih a rel thin route to take on its own: online sends te chu internet kaltlangin an kal a, Bluetooth ah an tla leh thin a a awm thei lo va, radio hmang chauha thlen theih peer erawh chu kawng eng pawhah mesh-ah a awm reng thung.

Store-and-forward tuilian network a ni. Device tin hian an tih theih device-ah packet an pass vek thin hre rawh, hop limit of 7, a hmuh tawh chu deduplicate so a packet chu chatuan atan a circulate lo. Mi pahnih direct-a inhriatthiam theih loh still an inkarah hian device chain a awm chhung chuan message an inthlak thin.

Chumi hnuaiah chuan peer pair tin hian an tlan a Thawm ri XX kut inthlak leh inbiakna over its mahni encrypted session neih a ni. Packet te hi padded a ni a, a lian chuan fragmented a ni a, chuvangin eng ang size nge i thawn chuan eng nge a nih tih a sawi tlem thei ang ber.

On a ni

Bluetooth mesh panel hawng la, hmet rawh On rawh. A hnua thil thleng tur chu a innghat a ni eng nge i run tih hi.

Nymchat Bluetooth mesh panel, mesh status, paired device, mesh-a peer leh radio log te a awm.
Mesh panel: status, paired device, peers hriat, leh live radio log.

Android leh iOS ah te

He app hian Bluetooth role pahnih hi vawi khatah a run vek a — amah ngeiin advertisement a siam a, midangte a scan bawk — chuvangin a bul hnaia device pahnih eng pawh chu eng pawhin pakhatin a hriat loh pawhin an inzawm khawm a ni. Grant pek a ni Bluetooth permission zawh a nih chuan a mah chauhin peers a zawng chhuak thin.

Browser pakhatah chuan

Web app hian Web Bluetooth hmangin mesh ang chiah hi a zawm a, Chromium browser-ah te: Chrome, Edge, Opera leh Brave te a ni. Web Bluetooth implement lo Safari leh Firefox-ah chuan mesh controls te chu offer a nih a, a hlawhchham ai chuan a thup vek a ni.

Browser pakhat chu leaf angin a join a

Browser chuan Bluetooth chauh a la thei central-ah a awm role: a in advertise thei lo va, chuvangin device dangte pawhin an hmuchhuak thei lo. Pawn lam hawiin phone hnai tak takah a connect a, relay through a ni anmahni. Device tin hi browser-in a device chooser hmangin vawi khat i pick a, chu mi hnuah chuan a mah chauhin a inzawm leh ta a ni. Browser pahnih hi direct-in an inzawm thei lo.

Bitchat nen mesh an insem a

Nymchat hian a implement a Bitchat's wire-a mesh protocol, byte khata byte — GATT service leh characteristic inang UUIDs, packet header inang, message type inang, default hop limit inang. An pahnih hian apps hi engmah hmanga bridge a ni lo; mesh khatah an awm mai a, Nymchat device pakhatah an awm bawk leh Bitchat device pakhatin an inhmuchhuak a, encrypted message direct-in an inthleng bawk.

Announce packet-ah pawh a nostrLink: mesh peer atanga signed link to an Nostr nihna tak tak. Pakhat a awm a, a verify chuan, Bluetooth hmanga i hmuh peer relay atanga i hriat ang chiah khan a rawn lang chhuak thin.

Ghost Mode a ni

Mesh device chu radio inpuang nawn fo thin a ni a, chu chu a awlsamna tak tak a ni hmun leh session hrang hranga zawm tur. Ghost Mode hi opt-in chhanna a ni.

A on lai hian, . engpawh identifier an announce carries chu throwaway hmanga thlak a ni value, leh an vai hian an inher chhuak vek a:

  • Noise static key — chuta tang chuan peer ID leh fingerprint te chu a lo chhuak a;
  • Ed25519 signing key a ni a;
  • Bluetooth hming puan chhuah chu;
  • hming lem (nickname) chu;
  • tih puan a ni nostrLink, chu chu a tak tak ni mah se, hun rei lo tê chhûng chauh a lo ni ta a, chuvângin, ṭhiante chuan an la ti thei tho i npub-ah engmah chinfel lohvin i thleng.

Rotation hi jittered epoch roughly ah a thleng thin Minute 15 chhung a ni. Pension tawhte hriat theihna tur thleng decryptable-in awm rawh 8 epochs a ni chuvangin chhanna tlai tak a la thleng a, a inbiakna chu ghosted laiin a tan a, ngawi renga ni lovin a tha zawngin mesh-ah a pin a ni i key tak tak hnuaia relays-a migrate.

Ghost Mode active laiin Avatar leh banner sharing chu hnawl a ni: image repeated chuan pahnih a link epochs te chu key eng pawhin a tih theih aia rang zawkin an inzawm khawm a ni.

Ghost Mode hi anonymity a ni lo

Device pakhat zawm a harsa hle. Hmuh theih loh a siam lo. Bluetooth a ni hardware address hi operating system-in a control a, app-in a control lo va, timing leh social patterns stay correlatable — mi pakhat, hmun khata awm, inbiakna neihpui mi inang, hun inang.

A huam chin

  • Range hi Bluetooth range a ni. Meter sawm tam tak a hlaah, less through kulh bangte. Mesh hian reach chu hopping hmangin a tizau a, au ri nasa zawkin a tizau lo.
  • Bandwidth a tlem hle. Frame te hi 512 byte leh message lian zawkah capped a ni an inthen darh vek a ni. Thuziak atan siam a ni a, media atan siam a ni lo.
  • Delivery hi best-effort a ni. Store-and-forward flood a ni a, 7-hop limit a awm bawk thutiam a siam lo. Tumah range-ah an awm loh a, range-ah tumah an rawn lut lo a nih chuan message chu a nghak reng a ni.
  • Browser te hi hnah an ni, per above, leh phone awm hnaiah a innghat.
  • Radio hi battery man a ni, a chhan chu scan leh advertisement chhunzawm zel a ni chu mesh hnathawh tirtu a ni.