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Time-windowed IV (OTP-like) symmetric crypto for Dart. AES-256-CBC + HMAC-SHA256 (Encrypt-then-MAC), HKDF-SHA256 key derivation, wire model for headers/body only (no HTTP). Interops with a PHP server.

Use this package as a library

Depend on it

Run this command:

With Dart:

 $ dart pub add otp_crypto

With Flutter:

 $ flutter pub add otp_crypto

This will add a line like this to your package's pubspec.yaml (and run an implicit dart pub get):

dependencies:
  otp_crypto: ^0.1.3

Alternatively, your editor might support dart pub get or flutter pub get. Check the docs for your editor to learn more.

Import it

Now in your Dart code, you can use:

import 'package:otp_crypto/http/api_client.dart';
import 'package:otp_crypto/models/secure_message.dart';
import 'package:otp_crypto/otp_crypto/decryptor.dart';
import 'package:otp_crypto/otp_crypto/encryptor.dart';
import 'package:otp_crypto/otp_crypto/errors.dart';
import 'package:otp_crypto/otp_crypto/hkdf.dart';
import 'package:otp_crypto/otp_crypto/iv_deriver.dart';
import 'package:otp_crypto/otp_crypto/otp_cipher.dart';
import 'package:otp_crypto/otp_crypto/otp_crypto_config.dart';
import 'package:otp_crypto/otp_crypto/rand_nonce.dart';
import 'package:otp_crypto/otp_crypto/sha256_hmac.dart';
import 'package:otp_crypto/otp_crypto/tag_deriver.dart';
import 'package:otp_crypto/otp_crypto/time_provider.dart';
import 'package:otp_crypto/otp_crypto/utils.dart';
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Time-windowed IV (OTP-like) symmetric crypto for Dart. AES-256-CBC + HMAC-SHA256 (Encrypt-then-MAC), HKDF-SHA256 key derivation, wire model for headers/body only (no HTTP). Interops with a PHP server.

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Topics

#aes #hmac #hkdf #security #crypto

Documentation

API reference

License

unknown (license)

Dependencies

crypto, encrypt, meta

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Packages that depend on otp_crypto