Threshold signing

[github-actions[bot]]

Crate direct deps

Direct deps

```text digest v0.10.6 futures v0.3.24 generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) hex v0.4.3 paillier-zk v0.1.0 (https://github.com/dfns-labs/paillier-zk?branch=m#72f8eda3) rand_chacha v0.3.1 rand_core v0.6.4 round-based v0.2.0 (https://github.com/Zengo-X/round-based-protocol?branch=round-based2#16bb42a4) serde v1.0.145 serde_json v1.0.89 serde_with v2.0.1 sha2 v0.10.6 thiserror v1.0.37 ```

Compared to base branch

Diff

```text --- direct-deps-base 2023-04-11 10:29:05.216740189 +0000 +++ direct-deps-pr 2023-04-11 10:29:05.696745553 +0000 @@ -1 +0,0 @@ -cggmp21 v0.0.0 (/home/runner/work/cggmp21/cggmp21/base_branch/cggmp21) @@ -4,2 +3,2 @@ -generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#e2643917) -generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#e2643917) +generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) +generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) ```

All deps

cargo tree

```text cggmp21 v0.0.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21) ├── digest v0.10.6 │ ├── block-buffer v0.10.3 │ │ └── generic-array v0.14.6 │ │ ├── serde v1.0.145 │ │ │ └── serde_derive v1.0.145 (proc-macro) │ │ │ ├── proc-macro2 v1.0.46 │ │ │ │ └── unicode-ident v1.0.4 │ │ │ ├── quote v1.0.21 │ │ │ │ └── proc-macro2 v1.0.46 (*) │ │ │ └── syn v1.0.101 │ │ │ ├── proc-macro2 v1.0.46 (*) │ │ │ ├── quote v1.0.21 (*) │ │ │ └── unicode-ident v1.0.4 │ │ └── typenum v1.15.0 │ └── crypto-common v0.1.6 │ ├── generic-array v0.14.6 (*) │ └── typenum v1.15.0 ├── futures v0.3.24 │ ├── futures-channel v0.3.24 │ │ ├── futures-core v0.3.24 │ │ └── futures-sink v0.3.24 │ ├── futures-core v0.3.24 │ ├── futures-executor v0.3.24 │ │ ├── futures-core v0.3.24 │ │ ├── futures-task v0.3.24 │ │ └── futures-util v0.3.24 │ │ ├── futures-channel v0.3.24 (*) │ │ ├── futures-core v0.3.24 │ │ ├── futures-io v0.3.24 │ │ ├── futures-macro v0.3.24 (proc-macro) │ │ │ ├── proc-macro2 v1.0.46 (*) │ │ │ ├── quote v1.0.21 (*) │ │ │ └── syn v1.0.101 (*) │ │ ├── futures-sink v0.3.24 │ │ ├── futures-task v0.3.24 │ │ ├── memchr v2.5.0 │ │ ├── pin-project-lite v0.2.9 │ │ ├── pin-utils v0.1.0 │ │ └── slab v0.4.7 │ ├── futures-io v0.3.24 │ ├── futures-sink v0.3.24 │ ├── futures-task v0.3.24 │ └── futures-util v0.3.24 (*) ├── generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) │ ├── generic-ec-core v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) │ │ ├── generic-array v0.14.6 (*) │ │ ├── rand_core v0.6.4 │ │ │ └── getrandom v0.2.8 │ │ │ ├── cfg-if v1.0.0 │ │ │ └── libc v0.2.134 │ │ ├── serde v1.0.145 (*) │ │ ├── subtle v2.4.1 │ │ └── zeroize v1.5.7 │ │ └── zeroize_derive v1.3.2 (proc-macro) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ ├── syn v1.0.101 (*) │ │ └── synstructure v0.12.6 │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ ├── syn v1.0.101 (*) │ │ └── unicode-xid v0.2.4 │ ├── hex v0.4.3 │ │ └── serde v1.0.145 (*) │ ├── phantom-type v0.4.2 │ │ └── educe v0.4.19 (proc-macro) │ │ ├── enum-ordinalize v3.1.11 (proc-macro) │ │ │ ├── num-bigint v0.4.3 │ │ │ │ ├── num-integer v0.1.45 │ │ │ │ │ └── num-traits v0.2.15 │ │ │ │ └── num-traits v0.2.15 │ │ │ ├── num-traits v0.2.15 │ │ │ ├── proc-macro2 v1.0.46 (*) │ │ │ ├── quote v1.0.21 (*) │ │ │ └── syn v1.0.101 (*) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ └── syn v1.0.101 (*) │ ├── rand_core v0.6.4 (*) │ ├── serde v1.0.145 (*) │ ├── serde_with v2.0.1 │ │ ├── serde v1.0.145 (*) │ │ └── serde_with_macros v2.0.1 (proc-macro) │ │ ├── darling v0.14.1 │ │ │ ├── darling_core v0.14.1 │ │ │ │ ├── fnv v1.0.7 │ │ │ │ ├── ident_case v1.0.1 │ │ │ │ ├── proc-macro2 v1.0.46 (*) │ │ │ │ ├── quote v1.0.21 (*) │ │ │ │ ├── strsim v0.10.0 │ │ │ │ └── syn v1.0.101 (*) │ │ │ └── darling_macro v0.14.1 (proc-macro) │ │ │ ├── darling_core v0.14.1 (*) │ │ │ ├── quote v1.0.21 (*) │ │ │ └── syn v1.0.101 (*) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ └── syn v1.0.101 (*) │ ├── subtle v2.4.1 │ └── zeroize v1.5.7 (*) ├── generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) │ ├── digest v0.10.6 (*) │ ├── generic-array v0.14.6 (*) │ ├── generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) (*) │ ├── rand_core v0.6.4 (*) │ ├── serde v1.0.145 (*) │ └── subtle v2.4.1 ├── hex v0.4.3 (*) ├── paillier-zk v0.1.0 (https://github.com/dfns-labs/paillier-zk?branch=m#72f8eda3) │ ├── generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) (*) │ ├── generic-ec-core v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) (*) │ ├── libpaillier v0.5.0 │ │ ├── digest v0.10.6 (*) │ │ ├── serde v1.0.145 (*) │ │ ├── serde_bare v0.5.0 │ │ │ └── serde v1.0.145 (*) │ │ ├── unknown_order v0.6.0 │ │ │ ├── digest v0.9.0 │ │ │ │ └── generic-array v0.14.6 (*) │ │ │ ├── hex v0.4.3 (*) │ │ │ ├── num-traits v0.2.15 │ │ │ ├── rand v0.8.5 │ │ │ │ ├── libc v0.2.134 │ │ │ │ ├── rand_chacha v0.3.1 │ │ │ │ │ ├── ppv-lite86 v0.2.17 │ │ │ │ │ └── rand_core v0.6.4 (*) │ │ │ │ └── rand_core v0.6.4 (*) │ │ │ ├── rug v1.18.0 │ │ │ │ ├── az v1.2.1 │ │ │ │ ├── gmp-mpfr-sys v1.4.12 │ │ │ │ │ └── libc v0.2.134 │ │ │ │ ├── libc v0.2.134 │ │ │ │ ├── num-integer v0.1.45 (*) │ │ │ │ └── num-traits v0.2.15 │ │ │ ├── serde v1.0.145 (*) │ │ │ ├── subtle v2.4.1 │ │ │ └── zeroize v1.5.7 (*) │ │ └── zeroize v1.5.7 (*) │ ├── rand_chacha v0.3.1 (*) │ ├── rand_core v0.6.4 (*) │ ├── serde v1.0.145 (*) │ ├── sha2 v0.10.6 │ │ ├── cfg-if v1.0.0 │ │ ├── cpufeatures v0.2.5 │ │ └── digest v0.10.6 (*) │ ├── subtle v2.4.1 │ ├── thiserror v1.0.37 │ │ └── thiserror-impl v1.0.37 (proc-macro) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ └── syn v1.0.101 (*) │ └── zeroize v1.5.7 (*) ├── rand_chacha v0.3.1 (*) ├── rand_core v0.6.4 (*) ├── round-based v0.2.0 (https://github.com/Zengo-X/round-based-protocol?branch=round-based2#16bb42a4) │ ├── async-stream v0.3.3 │ │ ├── async-stream-impl v0.3.3 (proc-macro) │ │ │ ├── proc-macro2 v1.0.46 (*) │ │ │ ├── quote v1.0.21 (*) │ │ │ └── syn v1.0.101 (*) │ │ └── futures-core v0.3.24 │ ├── bincode v1.3.3 │ │ └── serde v1.0.145 (*) │ ├── futures v0.3.24 (*) │ ├── never v0.1.0 │ ├── phantom-type v0.3.1 │ │ └── educe v0.4.19 (proc-macro) (*) │ ├── round-based-derive v0.1.0 (proc-macro) (https://github.com/Zengo-X/round-based-protocol?branch=round-based2#16bb42a4) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ └── syn v1.0.101 (*) │ ├── serde v1.0.145 (*) │ ├── thiserror v1.0.37 (*) │ ├── tokio v1.21.2 │ │ └── pin-project-lite v0.2.9 │ ├── tokio-stream v0.1.10 │ │ ├── futures-core v0.3.24 │ │ ├── pin-project-lite v0.2.9 │ │ ├── tokio v1.21.2 (*) │ │ └── tokio-util v0.7.4 │ │ ├── bytes v1.2.1 │ │ ├── futures-core v0.3.24 │ │ ├── futures-sink v0.3.24 │ │ ├── pin-project-lite v0.2.9 │ │ └── tokio v1.21.2 (*) │ └── tracing v0.1.36 │ ├── cfg-if v1.0.0 │ ├── pin-project-lite v0.2.9 │ ├── tracing-attributes v0.1.22 (proc-macro) │ │ ├── proc-macro2 v1.0.46 (*) │ │ ├── quote v1.0.21 (*) │ │ └── syn v1.0.101 (*) │ └── tracing-core v0.1.29 │ └── once_cell v1.17.0 ├── serde v1.0.145 (*) ├── serde_json v1.0.89 │ ├── itoa v1.0.4 │ ├── ryu v1.0.11 │ └── serde v1.0.145 (*) ├── serde_with v2.0.1 (*) ├── sha2 v0.10.6 (*) └── thiserror v1.0.37 (*) ```

Compared to base branch

Diff

```text --- all-deps-base 2023-04-11 10:29:05.444742737 +0000 +++ all-deps-pr 2023-04-11 10:29:05.924748101 +0000 @@ -28,3 +28,3 @@ -generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#e2643917) -generic-ec-core v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#e2643917) -generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#e2643917) +generic-ec v0.0.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) +generic-ec-core v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) +generic-ec-zkp v0.1.0 (https://github.com/dfns-labs/generic-ec?branch=d#a65125af) ```

[github-actions[bot]]

Benchmark Result

Benchmarks

```text RUST_TESTS_SEED=45dc3a26161553287bec58fb82fbfac7fdb9494bda04f215a9d841aab7b921a7 n = 3 Key refresh protocol Protocol Performance: - Protocol took 3.39s to complete In particular: - Setup: 22.90µs - Retrieve auxiliary data: 900.00ns (3.9%) - Setup networking: 15.50µs (67.7%) - Precompute execution id and shared state: 6.20µs (27.1%) - Unstaged: 300.00ns (1.3%) - Round 1: 391.48ms - Retrieve primes (p and q): 400.00ns (0.0%) - Compute paillier decryption key (N): 22.28ms (5.7%) - Generate secret x_i and public X_i: 638.41µs (0.2%) - Generate auxiliary params r, λ, t, s: 5.90ms (1.5%) - Prove Πprm (ψˆ_i): 361.53ms (92.3%) - Compute schnorr commitment τ_j: 637.11µs (0.2%) - Sample random bytes: 300.00ns (0.0%) - Compute hash commitment and sample decommitment: 497.81µs (0.1%) - Unstaged: 600.00ns (0.0%) - Round 2: 400.00ns - Round 3: 2.03s - Validate round 1 decommitments: 978.62µs (0.0%) - Validate data sizes: 601.00ns (0.0%) - Validate П_prm (ψ_i): 722.41ms (35.5%) - Validate X_i: 52.80µs (0.0%) - Compute paillier encryption keys: 8.20µs (0.0%) - Add together shared random bytes: 300.00ns (0.0%) - Compute П_mod (ψ_i): 1.18s (58.0%) - Compute П_fac (ф_i): 79.51ms (3.9%) - Compute schnorr proof ψ_i^j: 6.70µs (0.0%) - Prepare auxiliary params and security level for proofs: 400.00ns (0.0%) - Paillier encryption of x_i^j: 50.10ms (2.5%) - Unstaged: 500.00ns (0.0%) - Round 4: 966.78ms - Paillier decrypt x_j^i from C_j^i: 44.43ms (4.6%) - Validate shares: 467.11µs (0.0%) - Validate schnorr proofs п_j and ψ_j^k: 2.67ms (0.3%) - Validate ψ_j (П_mod): 759.79ms (78.6%) - Validate ф_j (П_fac): 159.41ms (16.5%) - Calculate new x_i: 800.00ns (0.0%) - Calculate new X_i: 10.50µs (0.0%) - Assemble new core share: 400.00ns (0.0%) - Assemble auxiliary info: 2.10µs (0.0%) - Unstaged: 300.00ns (0.0%) Signing protocol Protocol Performance: - Protocol took 2.36s to complete In particular: - Setup: 28.27ms - Map t-out-of-n protocol to t-out-of-t: 7.20µs (0.0%) - Retrieve auxiliary data: 28.25ms (99.9%) - Precompute execution id and security params: 5.00µs (0.0%) - Setup networking: 5.00µs (0.0%) - Unstaged: 200.00ns (0.0%) - Round 1: 181.57ms - Generate local ephemeral secrets (k_i, y_i, p_i, v_i): 46.50µs (0.0%) - Encrypt G_i and K_i: 49.95ms (27.5%) - Prove ψ0_j: 131.58ms (72.5%) - Unstaged: 1.20µs (0.0%) - Round 2: 61.60µs - Hash received msgs (reliability check): 61.30µs (99.5%) - Unstaged: 300.00ns (0.5%) - Round 3: 1.18s - Assert other parties hashed messages (reliability check): 800.00ns (0.0%) - Verify psi0 proofs: 120.16ms (10.2%) - Sample random r, hat_r, s, hat_s, beta, hat_beta: 109.30µs (0.0%) - Encrypt D_ji: 72.09ms (6.1%) - Encrypt F_ji: 66.15ms (5.6%) - Encrypt hat_D_ji: 94.02ms (8.0%) - Encrypt hat_F_ji: 88.13ms (7.5%) - Prove psi_ji: 300.71ms (25.6%) - Prove psiˆ_ji: 302.66ms (25.8%) - Prove psi_prime_ji : 131.14ms (11.2%) - Unstaged: 1.70µs (0.0%) - Round 4: 853.74ms - Retrieve auxiliary data: 7.30µs (0.0%) - Validate psi: 259.88ms (30.4%) - Validate hat_psi: 259.86ms (30.4%) - Validate psi_prime: 119.35ms (14.0%) - Compute Gamma, Delta_i, delta_i, chi_i: 89.03ms (10.4%) - Prove psi_prime_prime: 125.61ms (14.7%) - Unstaged: 500.00ns (0.0%) - Presig output: 123.69ms - Validate psi_prime_prime: 123.18ms (99.6%) - Calculate presignature: 504.01µs (0.4%) - Unstaged: 1.00µs (0.0%) - Partial signing: 20.30µs - Signature reconstruction: 715.62µs ```

[survived]

@d86leader please, enjoy 23k lines PR review :)

(most of them are just updated precomputed shares)