ed25519_edwards

Description:

ed25519 edwards

Ed25519 #
Dart port of ed25519 from Golang ed25519
Pub package
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);
}
copied to clipboard
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

$ pub get
$ pub run 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)

$ pub get
$ dart2native 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

$ pub get
$ pub run benchmark/ed25519_benchmark.dart -p chrome




type
rate
iterations
time
data throughput




Ed25519 - sign
50.17 MB/s
251 iterations
5002 ms
251.00 MB


Ed25519 - verify
95.21 MB/s
477 iterations
5009 ms
477.00 MB