@human-protocol/sdk • Docs
@human-protocol/sdk / encryption / EncryptionUtils
Class: EncryptionUtils
Introduction
Utility class for encryption-related operations.
Installation
npm
Copy npm install @human-protocol/sdk
yarn
Copy yarn install @human-protocol/sdk
Code example
Copy import { EncryptionUtils } from '@human-protocol/sdk' ;
const keyPair = await EncryptionUtils .generateKeyPair ( 'Human' , 'human@hmt.ai' );
Constructors
new EncryptionUtils()
new EncryptionUtils (): EncryptionUtils
Returns
EncryptionUtils
Methods
encrypt()
static
encrypt (message
, publicKeys
): Promise
<string
>
This function encrypts a message using the specified public keys.
Parameters
• message : string
Message to encrypt.
• publicKeys : string
[]
Returns
Promise
<string
>
Message encrypted.
Code example
Copy 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:421
generateKeyPair()
static
generateKeyPair (name
, email
, passphrase
): Promise
<IKeyPair
>
This function generates a key pair for encryption and decryption.
Parameters
• name : string
Name for the key pair.
• email : string
Email for the key pair.
• passphrase : string
= ''
Passphrase to encrypt the private key. Optional.
Returns
Promise
<IKeyPair
>
Key pair generated.
Code example
Copy import { EncryptionUtils } from '@human-protocol/sdk' ;
const publicKey = `-----BEGIN PGP PUBLIC KEY BLOCK-----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=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:359
getSignedData()
static
getSignedData (message
): Promise
<string
>
This function gets signed data from a signed message.
Parameters
• message : string
Message.
Returns
Promise
<string
>
Signed data.
Code example
Copy import { EncryptionUtils } from '@human-protocol/sdk' ;
const signedData = await EncriptionUtils .getSignedData ( 'message' );
Defined in
encryption.ts:316
isEncrypted()
static
isEncrypted (message
): boolean
Verifies if a message appears to be encrypted with OpenPGP.
Parameters
• message : string
Message to verify.
Returns
boolean
true
if the message appears to be encrypted, false
if not.
Code example:
Copy 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:470
verify()
static
verify (message
, publicKey
): Promise
<boolean
>
This function verifies the signature of a signed message using the public key.
Parameters
• message : string
Message to verify.
• publicKey : string
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
Copy 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:283