@human-protocol/sdk / Modules / encryption / EncryptionUtils
Class: EncryptionUtils
encryption.EncryptionUtils
Introduction
Utility class for encryption-related operations.
Installation
npm
npm install @human-protocol/sdk
yarn
yarn install @human-protocol/sdk
Code example
import { EncryptionUtils } from '@human-protocol/sdk';
const keyPair = await EncryptionUtils.generateKeyPair('Human', 'human@hmt.ai');
Table of contents
Constructors
Methods
Constructors
constructor
• new EncryptionUtils(): EncryptionUtils
Returns
EncryptionUtils
Methods
encrypt
▸ encrypt(message, publicKeys): Promise<string>
This function encrypts a message using the specified public keys.
Parameters
Returns
Promise<string>
Message encrypted.
Code example
import { EncryptionUtils } from '@human-protocol/sdk';
const publicKey1 = `-----BEGIN PGP PUBLIC KEY BLOCK-----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=Vwgv
-----END PGP PUBLIC KEY BLOCK-----`;
const publicKey2 = `-----BEGIN PGP PUBLIC KEY BLOCK-----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=DsVk
-----END PGP PUBLIC KEY BLOCK-----`;
const publicKeys = [publicKey1, publicKey2]
const result = await EncriptionUtils.encrypt('message', publicKeys);
Defined in
encryption.ts:422
generateKeyPair
▸ generateKeyPair(name, email, passphrase?): Promise<IKeyPair>
This function generates a key pair for encryption and decryption.
Parameters
Name
Type
Default value
Description
Passphrase to encrypt the private key. Optional.
Returns
Promise<IKeyPair>
Key pair generated.
Code example
import { EncryptionUtils } from '@human-protocol/sdk';
const publicKey = `-----BEGIN PGP PUBLIC KEY BLOCK-----
xjMEZKQEMxYJKwYBBAHaRw8BAQdA5oZTq4UPlS0IXn4kEaSqQdAa9+Cq522v
WYxJQn3vo1/NFEh1bWFuIDxodW1hbkBobXQuYWk+wowEEBYKAD4FAmSkBDME
CwkHCAkQJBFPuuhtQo4DFQgKBBYAAgECGQECGwMCHgEWIQTQ5fbVPB9CWIdf
XdYkEU+66G1CjgAAKYYA/jMyDCtJtqu6hj22kq9SW6fuV1FCT2ySJ9vBhumF
X8wWAP433zVFl4VECOkgGk8qFr8BgkYxaz16GOFAqYbfO6oMBc44BGSkBDMS
CisGAQQBl1UBBQEBB0AKR+A48zVVYZWQvgu7Opn2IGvzI9jePB/J8pzqRhg2
YAMBCAfCeAQYFggAKgUCZKQEMwkQJBFPuuhtQo4CGwwWIQTQ5fbVPB9CWIdf
XdYkEU+66G1CjgAA0xgBAK4AIahFFnmWR2Mp6A3q021cZXpGklc0Xw1Hfswc
UYLqAQDfdym4kiUvKO1+REKASt0Gwykndl7hra9txqlUL5DXBQ===Vwgv
-----END PGP PUBLIC KEY BLOCK-----`;
const name = 'YOUR_NAME';
const email = 'YOUR_EMAIL';
const passphrase = 'YOUR_PASSPHRASE';
const result = await EncriptionUtils.generateKeyPair(name, email, passphrase);
Defined in
encryption.ts:360
getSignedData
▸ getSignedData(message): Promise<string>
This function gets signed data from a signed message.
Parameters
Returns
Promise<string>
Signed data.
Code example
import { EncryptionUtils } from '@human-protocol/sdk';
const signedData = await EncriptionUtils.getSignedData('message');
Defined in
encryption.ts:317
isEncrypted
▸ isEncrypted(message): boolean
Verifies if a message appears to be encrypted with OpenPGP.
Parameters
Returns
boolean
true if the message appears to be encrypted, false if not.
Code example:
const message = `-----BEGIN PGP MESSAGE-----
wV4DqdeRpqH+jaISAQdAsvBFxikvjxRqC7ZlDe98cLd7/aeCEI/AcL8PpVKK
mC0wKlwxNg/ADi55z9jcYFuMC4kKE+C/teM+JqiI8DO9AwassQUvKFtULnpx
h2jaOjC/0sAQASjUsIFK8zbuDgk/P8T9Npn6px+GlJPg9K90iwtPWiIp0eyW
4zXamJZT51k2DyaUX/Rsc6P4PYhQRKjt0yxtH0jHPmKkLC/9eBeFf4GP0zlZ
18xMZ8uCpQCma708Gz0sJYxEz3u/eZdHD7Mc7tWQKyJG8MsTwM1P+fdK1X75
L9UryJG2AY+6kKZhG4dqjNxiO4fWluiB2u7iMF+iLEyE3SQCEYorWMC+NDWi
QIJZ7oQ2w7BaPo1a991gvTOSNm5v2x44KfqPI1uj859BjsQTCA==
=tsmI
-----END PGP MESSAGE-----`;
const isEncrypted = await EncriptionUtils.isEncrypted(message);
if (isEncrypted) {
console.log('The message is encrypted with OpenPGP.');
} else {
console.log('The message is not encrypted with OpenPGP.');
}
Defined in
encryption.ts:471
verify
▸ verify(message, publicKey): Promise<boolean>
This function verifies the signature of a signed message using the public key.
Parameters
Public key to verify that the message was sign by a specific source.
Returns
Promise<boolean>
True if verified. False if not verified.
Code example
import { EncryptionUtils } from '@human-protocol/sdk';
const publicKey = `-----BEGIN PGP PUBLIC KEY BLOCK-----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=Vwgv
-----END PGP PUBLIC KEY BLOCK-----`;
const result = await EncriptionUtils.verify('message', publicKey);
Defined in
encryption.ts:284
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