ed25519
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Published
20 hours ago •
Tougee
Tougee
Dart port of ed25519 from Go Cryptography ed25519
Ed25519
Dart port of ed25519 from Golang ed25519
Usage
import 'package:ed25519_edwards/ed25519_edwards.dart' as ed;
void signAndVerify() {
var keyPair = ed.generateKey();
var privateKey = keyPair.privateKey;
var publicKey = keyPair.publicKey;
var message = utf8.encode('test message');
var sig = ed.sign(privateKey, message as Uint8List);
var result = ed.verify(publicKey, message, sig);
assert(result == true);
var wrongMessage = utf8.encode('wrong message');
var wrongResult = ed.verify(publicKey, wrongMessage as Uint8List, sig);
assert(wrongResult == false);
}
APIs
| Ed25519 |
|---|
| public |
| seed |
| newKeyFromSeed |
| generateKey |
| sign |
| verify |
| Edwards25519 |
|---|
| FeZero |
| FeOne |
| FeAdd |
| FeSub |
| FeCopy |
| FeCMove |
| FeFromBytes |
| FeToBytes |
| FeIsNegative |
| FeIsNonZero |
| FeNeg |
| FeCombine |
| FeMul |
| FeSqaure |
| FeSquare2 |
| FeInvert |
| GeDoubleScalarMultVartime |
| PreComputedGroupElementCMove |
| GeScalarMultBase |
| ScMulAdd |
| ScReduce |
| ScMinimal |
Benchmark
Simulate from pinenacl-dart Benchmark
MacBook Pro (16-inch, 2019), macOS Big Sur, with 2.4GHz i9 32GB
JiT (Dart VM) Benchmark
dart test test/benchmark/ed25519_benchmark.dart
| type | rate | iterations | time | data throughput |
|---|---|---|---|---|
| Ed25519 - sign | 50.54 MB/s | 254 iterations | 5025 ms | 254.00 MB |
| Ed25519 - verify | 97.38 MB/s | 487 iterations | 5001 ms | 487.00 MB |
AoT (native binary)
dart2native test/benchmark/ed25519_benchmark.dart -o ed25519_benchmark
./ed25519_benchmark
| type | rate | iterations | time | data throughput |
|---|---|---|---|---|
| Ed25519 - sign | 21.64 MB/s | 109 iterations | 5036 ms | 109.00 MB |
| Ed25519 - verify | 37.20 MB/s | 187 iterations | 5027 ms | 187.00 MB |
JS (Dart2JS) benchmark (too slow, suggest using other libs for dart2js and flutter web)
dart test test/benchmark/ed25519_benchmark.dart -p chrome
| type | rate | iterations | time | data throughput |
|---|---|---|---|---|
| Ed25519 - sign | 797.03 KB/s | 4 iterations | 5139 ms | 4.00 MB |
| Ed25519 - verify | 1.53 MB/s | 8 iterations | 5231 ms | 8.00 MB |
Tougee