Minimal implementation of the Mimblewimble protocol.
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Yeastplume 6c8c483172
[T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501)
* change keychain to use bip32 paths

* convert keychain to use bip32

* change identifier to be serialisation of 4-level bip32 path

* wallet changes compiling, pass parent key into all wallet functions

* rustfmt

* fix tests in chain

* rustfmt

* core tests passing

* rustfmt

* pool tests

* rustfmt

* fixing wallet tests

* rustfmt

* remove file wallet

* wallet tests compiling

* rustfmt

* remove db_migrate

* successful tx exchange test using BIP32 paths

* rustfmt

* fix wallet derivation paths to m/0/0/0

* wallet test fixed again, working with default path

* rustfmt

* fix server tests

* rustfmt

* make parent_id a trait on walletbackend

* rustfmt

* add ability for wallet to switch between multiple named accounts, and tests (not complete)

* rustfmt

* account switching tests in place and passing

* rustfmt

* compile and test with latest libsecp changes

* added public key sum to calculated e for aggsig

* rustfmt

* Update secp to 26

* bulletproof bip32 path integration

* rustfmt

* wallet restore updated with bip32 paths, also restores accounts

* rustfmt

* rustfmt

* remove old extkey

* remove old extkey

* rustfmt

* add wallet account commands

* rustfmt

* update wallet documentation

* rustfmt

* merge from master

* update libsecp tag

* merge from upstream and fix server test

* rustfmt

* rustfmt

* merge from master

* update latest libsecp merge

* fix commitment to zero value generation
2018-10-10 10:11:01 +01:00
.hooks cannot use unstable rustfmt features outside nightly toolchain (#1338) 2018-08-10 14:54:09 +01:00
api Replace RefCell with RwLock in OneTime (and cleanup Weak usage) (#1694) 2018-10-09 16:53:57 +01:00
chain [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
config [T4 ONLY] T4 PoW changes (#1663) 2018-10-10 10:09:44 +01:00
core [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
doc [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
keychain [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
p2p Remove RwLock around individual peer instances (#1673) 2018-10-09 08:27:34 +01:00
pool [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
servers [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
src [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
store [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
util [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
wallet [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
.auto-release.sh chore: automatic binaries release (#1540) 2018-09-25 08:37:24 +08:00
.editorconfig Add a .editorconfig file 2018-05-07 10:08:55 -04:00
.gitignore Fix typo + git ignore wallet data (#1350) 2018-08-13 23:28:01 +01:00
.gitlab-ci.yml Add gitlab ci config (#860) 2018-03-25 17:41:49 +00:00
.travis.yml Take again the Travis-CI double speed optimization and plus fix (#1687) 2018-10-08 15:59:54 -07:00
Cargo.lock [T4 ONLY] BIP32 Wallet Compliance - Aggsig Updates - Bulletproof Updates (#1501) 2018-10-10 10:11:01 +01:00
Cargo.toml Bump reqwest version to remove hyper 0.11 2018-09-19 19:43:56 +02:00
CODE_OF_CONDUCT.md Many typo fixes (#1158) 2018-06-13 17:03:34 +01:00
CONTRIBUTING.md docs: contributing.md twitter link for the council (#1708) 2018-10-10 09:52:06 +08:00
Dockerfile Dockerfile updates (#1580) 2018-09-25 13:18:17 -07:00
LICENSE Create LICENSE 2017-06-29 09:24:44 -07:00
README.md Readme twitter link for the council 2018-10-09 18:39:34 +00:00
rustfmt.toml cannot use unstable rustfmt features outside nightly toolchain (#1338) 2018-08-10 14:54:09 +01:00
SECURITY.md First pass at Grin's security policy 2018-09-10 22:52:17 +00:00

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Grin

Grin is an in-progress implementation of the MimbleWimble protocol. Many characteristics are still undefined but the following constitutes a first set of choices:

  • Clean and minimal implementation, aiming to stay as such.
  • Follows the MimbleWimble protocol, which provides great anonymity and scaling characteristics.
  • Cuckoo Cycle proof of work.
  • Relatively fast block time (a minute).
  • Fixed block reward over time with a decreasing dilution.
  • Transaction fees are based on the number of Outputs created/destroyed and total transaction size.
  • Smooth curve for difficulty adjustments.

To learn more, read our introduction to MimbleWimble and Grin.

Status

Grin is still an infant, much is left to be done and contributions are welcome (see below). Check our mailing list archives for the latest status.

Contributing

To get involved, read our contributing docs.

Find us:

Getting Started

To learn more about the technology, read our introduction.

To build and try out Grin, see the build docs.

Philosophy

Grin likes itself small and easy on the eyes. It wants to be inclusive and welcoming for all walks of life, without judgement. Grin is terribly ambitious, but not at the detriment of others, rather to further us all. It may have strong opinions to stay in line with its objectives, which doesn't mean disrespect of others' ideas.

We believe in pull requests, data and scientific research. We do not believe in unfounded beliefs.

Credits

Tom Elvis Jedusor for the first formulation of MimbleWimble.

Andrew Poelstra for his related work and improvements.

John Tromp for the Cuckoo Cycle proof of work.

J.K. Rowling for making it despite extraordinary adversity.

License

Apache License v2.0.