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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

$ pub get
$ pub run benchmark/ed25519_benchmark.dart

type rate iterations time data throughput
Ed25519 - sign 47.10 MB/s 236 iterations 5010 ms 236.00 MB
Ed25519 - verify 99.31 MB/s 497 iterations 5004 ms 497.00 MB

AoT (native binary)

$ pub get
$ dart2native benchmark/ed25519_benchmark.dart -o ed25519_benchmark
$ ./ed25519_benchmark

type rate iterations time data throughput
Ed25519 - sign 21.96 MB/s 110 iterations 5008 ms 110.00 MB
Ed25519 - verify 43.10 MB/s 216 iterations 5012 ms 216.00 MB

Pub package

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Publisher

unverified uploader

Dart port of ed25519 from Go Cryptography ed25519

Repository (GitHub)
View/report issues

License

unknown (license)

Dependencies

collection, convert, crypto

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Packages that depend on ed25519_edwards