Use #[udigest(as = ...)] attribute

[survived]

No description provided.

[github-actions]

Crate direct deps

Direct deps

cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21-keygen)
digest v0.10.6
futures v0.3.24
generic-ec v0.4.1
generic-ec-zkp v0.4.1
hex v0.4.3
key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/pr_branch/key-share)
paillier-zk v0.4.1
rand_core v0.6.4
rand_hash v0.1.0
round-based v0.3.0
serde v1.0.193
serde_with v2.3.3
sha2 v0.10.6
thiserror v1.0.48
udigest v0.2.1

Compared to base branch

Diff

--- direct-deps-base	2024-08-27 12:19:16.442688972 +0000
+++ direct-deps-pr	2024-08-27 12:19:16.830687663 +0000
@@ -1 +1 @@
-cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/base_branch/cggmp21-keygen)
+cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21-keygen)
@@ -4,2 +4,2 @@
-generic-ec v0.4.0
-generic-ec-zkp v0.4.0
+generic-ec v0.4.1
+generic-ec-zkp v0.4.1
@@ -7,2 +7,2 @@
-key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/base_branch/key-share)
-paillier-zk v0.4.0
+key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/pr_branch/key-share)
+paillier-zk v0.4.1
@@ -16 +16 @@
-udigest v0.2.0
+udigest v0.2.1

All deps

cargo tree

cggmp21 v0.4.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21)
├── cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21-keygen)
│   ├── digest v0.10.6
│   │   ├── block-buffer v0.10.3
│   │   │   └── generic-array v0.14.6
│   │   │       ├── serde v1.0.193
│   │   │       │   └── serde_derive v1.0.193 (proc-macro)
│   │   │       │       ├── proc-macro2 v1.0.66
│   │   │       │       │   └── unicode-ident v1.0.4
│   │   │       │       ├── quote v1.0.33
│   │   │       │       │   └── proc-macro2 v1.0.66 (*)
│   │   │       │       └── syn v2.0.32
│   │   │       │           ├── proc-macro2 v1.0.66 (*)
│   │   │       │           ├── quote v1.0.33 (*)
│   │   │       │           └── unicode-ident v1.0.4
│   │   │       └── typenum v1.15.0
│   │   └── crypto-common v0.1.6
│   │       ├── generic-array v0.14.6 (*)
│   │       └── typenum v1.15.0
│   ├── displaydoc v0.2.4 (proc-macro)
│   │   ├── proc-macro2 v1.0.66 (*)
│   │   ├── quote v1.0.33 (*)
│   │   └── syn v2.0.32 (*)
│   ├── generic-ec v0.4.1
│   │   ├── digest v0.10.6 (*)
│   │   ├── generic-ec-core v0.2.0
│   │   │   ├── generic-array v0.14.6 (*)
│   │   │   ├── rand_core v0.6.4
│   │   │   ├── serde v1.0.193 (*)
│   │   │   ├── subtle v2.4.1
│   │   │   └── zeroize v1.6.0
│   │   │       └── zeroize_derive v1.3.2 (proc-macro)
│   │   │           ├── proc-macro2 v1.0.66 (*)
│   │   │           ├── quote v1.0.33 (*)
│   │   │           ├── syn v1.0.101
│   │   │           │   ├── proc-macro2 v1.0.66 (*)
│   │   │           │   ├── quote v1.0.33 (*)
│   │   │           │   └── unicode-ident v1.0.4
│   │   │           └── synstructure v0.12.6
│   │   │               ├── proc-macro2 v1.0.66 (*)
│   │   │               ├── quote v1.0.33 (*)
│   │   │               ├── syn v1.0.101 (*)
│   │   │               └── unicode-xid v0.2.4
│   │   ├── hex v0.4.3
│   │   │   └── serde v1.0.193 (*)
│   │   ├── 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 v1.0.66 (*)
│   │   │       │   ├── quote v1.0.33 (*)
│   │   │       │   └── syn v1.0.101 (*)
│   │   │       ├── proc-macro2 v1.0.66 (*)
│   │   │       ├── quote v1.0.33 (*)
│   │   │       └── syn v1.0.101 (*)
│   │   ├── rand_core v0.6.4
│   │   ├── rand_hash v0.1.0
│   │   │   ├── digest v0.10.6 (*)
│   │   │   ├── rand_core v0.6.4
│   │   │   └── udigest v0.2.1
│   │   │       ├── digest v0.10.6 (*)
│   │   │       └── udigest-derive v0.3.0 (proc-macro)
│   │   │           ├── proc-macro2 v1.0.66 (*)
│   │   │           ├── quote v1.0.33 (*)
│   │   │           └── syn v2.0.32 (*)
│   │   ├── serde v1.0.193 (*)
│   │   ├── serde_with v2.3.3
│   │   │   ├── serde v1.0.193 (*)
│   │   │   └── serde_with_macros v2.3.3 (proc-macro)
│   │   │       ├── darling v0.20.1
│   │   │       │   ├── darling_core v0.20.1
│   │   │       │   │   ├── fnv v1.0.7
│   │   │       │   │   ├── ident_case v1.0.1
│   │   │       │   │   ├── proc-macro2 v1.0.66 (*)
│   │   │       │   │   ├── quote v1.0.33 (*)
│   │   │       │   │   ├── strsim v0.10.0
│   │   │       │   │   └── syn v2.0.32 (*)
│   │   │       │   └── darling_macro v0.20.1 (proc-macro)
│   │   │       │       ├── darling_core v0.20.1 (*)
│   │   │       │       ├── quote v1.0.33 (*)
│   │   │       │       └── syn v2.0.32 (*)
│   │   │       ├── proc-macro2 v1.0.66 (*)
│   │   │       ├── quote v1.0.33 (*)
│   │   │       └── syn v2.0.32 (*)
│   │   ├── subtle v2.4.1
│   │   ├── udigest v0.2.1 (*)
│   │   └── zeroize v1.6.0 (*)
│   ├── generic-ec-zkp v0.4.1
│   │   ├── generic-array v0.14.6 (*)
│   │   ├── generic-ec v0.4.1 (*)
│   │   ├── rand_core v0.6.4
│   │   ├── serde v1.0.193 (*)
│   │   ├── subtle v2.4.1
│   │   └── udigest v0.2.1 (*)
│   ├── hex v0.4.3 (*)
│   ├── key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/pr_branch/key-share)
│   │   ├── displaydoc v0.2.4 (proc-macro) (*)
│   │   ├── generic-ec v0.4.1 (*)
│   │   ├── generic-ec-zkp v0.4.1 (*)
│   │   ├── hex v0.4.3 (*)
│   │   ├── serde v1.0.193 (*)
│   │   ├── serde_with v2.3.3 (*)
│   │   └── thiserror v1.0.48
│   │       └── thiserror-impl v1.0.48 (proc-macro)
│   │           ├── proc-macro2 v1.0.66 (*)
│   │           ├── quote v1.0.33 (*)
│   │           └── syn v2.0.32 (*)
│   ├── rand_core v0.6.4
│   ├── round-based v0.3.0
│   │   ├── displaydoc v0.2.4 (proc-macro) (*)
│   │   ├── futures-util v0.3.24
│   │   │   ├── futures-channel v0.3.24
│   │   │   │   ├── futures-core v0.3.24
│   │   │   │   └── futures-sink v0.3.24
│   │   │   ├── futures-core v0.3.24
│   │   │   ├── futures-io v0.3.24
│   │   │   ├── futures-macro v0.3.24 (proc-macro)
│   │   │   │   ├── proc-macro2 v1.0.66 (*)
│   │   │   │   ├── quote v1.0.33 (*)
│   │   │   │   └── 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
│   │   ├── phantom-type v0.3.1
│   │   │   └── educe v0.4.19 (proc-macro) (*)
│   │   ├── round-based-derive v0.2.1 (proc-macro)
│   │   │   ├── proc-macro2 v1.0.66 (*)
│   │   │   ├── quote v1.0.33 (*)
│   │   │   └── syn v1.0.101 (*)
│   │   ├── thiserror v1.0.48 (*)
│   │   └── tracing v0.1.36
│   │       ├── cfg-if v1.0.0
│   │       ├── pin-project-lite v0.2.9
│   │       └── tracing-core v0.1.29
│   ├── serde v1.0.193 (*)
│   ├── serde_with v2.3.3 (*)
│   ├── sha2 v0.10.6
│   │   ├── cfg-if v1.0.0
│   │   ├── cpufeatures v0.2.12
│   │   └── digest v0.10.6 (*)
│   ├── thiserror v1.0.48 (*)
│   └── udigest v0.2.1 (*)
├── digest v0.10.6 (*)
├── futures v0.3.24
│   ├── futures-channel 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-io v0.3.24
│   ├── futures-sink v0.3.24
│   ├── futures-task v0.3.24
│   └── futures-util v0.3.24 (*)
├── generic-ec v0.4.1 (*)
├── generic-ec-zkp v0.4.1 (*)
├── hex v0.4.3 (*)
├── key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/pr_branch/key-share) (*)
├── paillier-zk v0.4.1
│   ├── digest v0.10.6 (*)
│   ├── fast-paillier v0.1.0
│   │   ├── bytemuck v1.13.1
│   │   │   └── bytemuck_derive v1.4.1 (proc-macro)
│   │   │       ├── proc-macro2 v1.0.66 (*)
│   │   │       ├── quote v1.0.33 (*)
│   │   │       └── syn v2.0.32 (*)
│   │   ├── rand_core v0.6.4
│   │   ├── rug v1.21.0
│   │   │   ├── az v1.2.1
│   │   │   ├── gmp-mpfr-sys v1.6.1
│   │   │   │   └── libc v0.2.153
│   │   │   ├── libc v0.2.153
│   │   │   └── serde v1.0.193 (*)
│   │   ├── serde v1.0.193 (*)
│   │   └── thiserror v1.0.48 (*)
│   ├── generic-ec v0.4.1 (*)
│   ├── rand_core v0.6.4
│   ├── rand_hash v0.1.0 (*)
│   ├── rug v1.21.0 (*)
│   ├── serde v1.0.193 (*)
│   ├── serde_with v3.0.0
│   │   ├── serde v1.0.193 (*)
│   │   └── serde_with_macros v3.0.0 (proc-macro)
│   │       ├── darling v0.20.1 (*)
│   │       ├── proc-macro2 v1.0.66 (*)
│   │       ├── quote v1.0.33 (*)
│   │       └── syn v2.0.32 (*)
│   ├── thiserror v1.0.48 (*)
│   └── udigest v0.2.1 (*)
├── rand_core v0.6.4
├── rand_hash v0.1.0 (*)
├── round-based v0.3.0 (*)
├── serde v1.0.193 (*)
├── serde_with v2.3.3 (*)
├── sha2 v0.10.6 (*)
├── thiserror v1.0.48 (*)
└── udigest v0.2.1 (*)

Compared to base branch

Diff

--- all-deps-base	2024-08-27 12:19:16.590688473 +0000
+++ all-deps-pr	2024-08-27 12:19:16.974687177 +0000
@@ -6 +6 @@
-cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/base_branch/cggmp21-keygen)
+cggmp21-keygen v0.3.0 (/home/runner/work/cggmp21/cggmp21/pr_branch/cggmp21-keygen)
@@ -28 +28 @@
-generic-ec v0.4.0
+generic-ec v0.4.1
@@ -30 +30 @@
-generic-ec-zkp v0.4.0
+generic-ec-zkp v0.4.1
@@ -34 +34 @@
-key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/base_branch/key-share)
+key-share v0.4.1 (/home/runner/work/cggmp21/cggmp21/pr_branch/key-share)
@@ -40 +40 @@
-paillier-zk v0.4.0
+paillier-zk v0.4.1
@@ -70,2 +70,2 @@
-udigest v0.2.0
-udigest-derive v0.2.0 (proc-macro)
+udigest v0.2.1
+udigest-derive v0.3.0 (proc-macro)

[github-actions]

The spec was successfully compiled. PDF is available here.

[github-actions]

Benchmark Result

Benchmarks

RUST_TESTS_SEED=d991fc2355c233feca71eb240a42c2ec576af7aa154246da02a11632a3e565a9
n = 3

Non-threshold DKG
Protocol Performance:
  - Protocol took 423.45µs to complete
In particular:
  - Stage: 3.40µs
    - Setup networking: 3.29µs (96.8%)
    - Unstaged: 110.00ns (3.2%)
  - Round 1: 146.52µs
    - Sample x_i, rid_i, chain_code: 67.60µs (46.1%)
    - Sample schnorr commitment: 58.43µs (39.9%)
    - Commit to public data: 20.20µs (13.8%)
    - Unstaged: 301.00ns (0.2%)
  - Round 2: 1.28µs
    - Hash received msgs (reliability check): 1.09µs (85.2%)
    - Unstaged: 190.00ns (14.8%)
  - Round 3: 1.95µs
    - Assert other parties hashed messages (reliability check): 1.84µs (94.4%)
    - Unstaged: 110.00ns (5.6%)
  - Round 4: 35.81µs
    - Validate decommitments: 31.96µs (89.3%)
    - Calculate chain_code: 931.00ns (2.6%)
    - Calculate challege rid: 2.58µs (7.2%)
    - Prove knowledge of `x_i`: 190.00ns (0.5%)
    - Unstaged: 150.00ns (0.4%)
  - Round 5: 234.49µs
    - Validate schnorr proofs: 234.20µs (99.9%)
    - Unstaged: 291.00ns (0.1%)


Threshold DKG
Protocol Performance:
  - Protocol took 1.32ms to complete
In particular:
  - Stage: 2.15µs
    - Setup networking: 2.07µs (96.3%)
    - Unstaged: 80.00ns (3.7%)
  - Round 1: 237.25µs
    - Sample rid_i, schnorr commitment, polynomial, chain_code: 214.08µs (90.2%)
    - Commit to public data: 22.94µs (9.7%)
    - Unstaged: 231.00ns (0.1%)
  - Round 2: 1.31µs
    - Hash received msgs (reliability check): 1.16µs (88.6%)
    - Unstaged: 150.00ns (11.4%)
  - Round 3: 320.00ns
    - Assert other parties hashed messages (reliability check): 200.00ns (62.5%)
    - Unstaged: 120.00ns (37.5%)
  - Round 4: 784.68µs
    - Validate decommitments: 42.66µs (5.4%)
    - Validate data size: 421.00ns (0.1%)
    - Validate Feldmann VSS: 353.38µs (45.0%)
    - Compute rid: 180.00ns (0.0%)
    - Compute chain_code: 1.03µs (0.1%)
    - Compute Ys: 354.27µs (45.1%)
    - Compute sigma: 310.00ns (0.0%)
    - Calculate challenge: 29.02µs (3.7%)
    - Prove knowledge of `sigma_i`: 3.29µs (0.4%)
    - Unstaged: 120.00ns (0.0%)
  - Round 5: 289.44µs
    - Validate schnorr proofs: 288.28µs (99.6%)
    - Derive resulting public key and other data: 992.00ns (0.3%)
    - Unstaged: 170.00ns (0.1%)


Auxiliary data generation protocol
Protocol Performance:
  - Protocol took 9.51s to complete
In particular:
  - Stage: 11.35µs
    - Retrieve auxiliary data: 200.00ns (1.8%)
    - Setup networking: 11.08µs (97.6%)
    - Unstaged: 70.00ns (0.6%)
  - Round 1: 1.15s
    - Retrieve primes (p and q): 90.00ns (0.0%)
    - Compute paillier decryption key (N): 6.10µs (0.0%)
    - Generate auxiliary params r, λ, t, s: 8.99ms (0.8%)
    - Prove Πprm (ψˆ_i): 1.14s (99.2%)
    - Sample random bytes: 1.96µs (0.0%)
    - Compute hash commitment and sample decommitment: 270.74µs (0.0%)
    - Unstaged: 220.00ns (0.0%)
  - Round 2: 1.41µs
    - Hash received msgs (reliability check): 1.10µs (77.9%)
    - Unstaged: 312.00ns (22.1%)
  - Round 3: 511.00ns
    - Assert other parties hashed messages (reliability check): 341.00ns (66.7%)
    - Unstaged: 170.00ns (33.3%)
  - Round 4: 5.87s
    - Validate round 1 decommitments: 550.23µs (0.0%)
    - Validate П_prm (ψ_i): 2.27s (38.7%)
    - Add together shared random bytes: 601.00ns (0.0%)
    - Compute П_mod (ψ_i): 3.43s (58.4%)
    - Assemble security params for П_fac (ф_i): 4.54µs (0.0%)
    - Compute П_fac (ф_i^j): 170.92ms (2.9%)
    - Unstaged: 1.01µs (0.0%)
  - Round 5: 2.48s
    - Validate ψ_j (П_mod): 2.31s (93.1%)
    - Validate ф_j (П_fac): 172.19ms (6.9%)
    - Assemble auxiliary info: 143.10µs (0.0%)
    - Unstaged: 591.00ns (0.0%)


Signing protocol
Protocol Performance:
  - Protocol took 4.16s to complete
In particular:
  - Stage: 135.15µs
    - Map t-out-of-n protocol to t-out-of-t: 64.07µs (47.4%)
    - Retrieve auxiliary data: 66.80µs (49.4%)
    - Precompute execution id and security params: 471.00ns (0.3%)
    - Setup networking: 3.60µs (2.7%)
    - Unstaged: 210.00ns (0.2%)
  - Round 1: 188.50ms
    - Generate local ephemeral secrets (k_i, y_i, p_i, v_i): 48.02µs (0.0%)
    - Encrypt G_i and K_i: 107.40ms (57.0%)
    - Prove ψ0_j: 81.05ms (43.0%)
    - Unstaged: 691.00ns (0.0%)
  - Round 2: 13.52µs
    - Hash received msgs (reliability check): 13.33µs (98.6%)
    - Unstaged: 190.00ns (1.4%)
  - Round 3: 2.22s
    - Assert other parties hashed messages (reliability check): 621.00ns (0.0%)
    - Verify psi0 proofs: 268.43ms (12.1%)
    - Sample random r, hat_r, s, hat_s, beta, hat_beta: 12.89µs (0.0%)
    - Encrypt D_ji: 70.28ms (3.2%)
    - Encrypt F_ji: 35.73ms (1.6%)
    - Encrypt hat_D_ji: 559.32ms (25.1%)
    - Encrypt hat_F_ji: 35.74ms (1.6%)
    - Prove psi_ji: 789.45ms (35.5%)
    - Prove psiˆ_ji: 208.80ms (9.4%)
    - Prove psi_prime_ji : 257.20ms (11.6%)
    - Unstaged: 1.02µs (0.0%)
  - Round 4: 1.56s
    - Retrieve auxiliary data: 4.25µs (0.0%)
    - Validate psi: 164.85ms (10.6%)
    - Validate hat_psi: 164.69ms (10.6%)
    - Validate psi_prime: 932.79ms (59.9%)
    - Compute Gamma, Delta_i, delta_i, chi_i: 214.94ms (13.8%)
    - Prove psi_prime_prime: 81.00ms (5.2%)
    - Unstaged: 432.00ns (0.0%)
  - Presig output: 184.68ms
    - Validate psi_prime_prime: 184.55ms (99.9%)
    - Calculate presignature: 131.91µs (0.1%)
    - Unstaged: 692.00ns (0.0%)
  - Partial signing: 7.05µs
  - Signature reconstruction: 196.92µs

[maurges]

Looks good. This one nicely demonstrates the advantage of the new udigest feature