PublicKey

Ed25519 public key in PEM SPKI format.

Import

import { PublicKey } from '@haskou/value-objects';

Signature

class PublicKey extends Key

Constructor

constructor(value: string | StringValueObject)

Validation

Must be a 113-character PEM public key matching the package pattern.

Throws

This class can throw:

• InvalidLengthError
• InvalidFormatError

Methods

Method	Description
static fromPEM(pem)	Creates a public key from PEM.
isValidSignature(payload, signature)	Verifies a signature for a payload.
encrypt(payload)	Encrypts payload data and returns AsymmetricEncryptedPayload.

Example

import { PrivateKey } from '@haskou/value-objects';

const privateKey = PrivateKey.generate();
const publicKey = privateKey.getPublicKey();
const payload = publicKey.encrypt('secret');

privateKey.decrypt(payload).toString(); // 'secret'

Notes

• Asymmetric encryption is capped at 1 MiB before encryption.

Related

• Error handling
• Reference overview