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@hpke/core

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A Hybrid Public Key Encryption (HPKE) core module for various JavaScript runtimes

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import { Dhkem, HkdfSha512Native, KemId } from "@hpke/common"; import { X448 } from "./dhkemPrimitives/x448.js"; /** * The DHKEM(X448, HKDF-SHA512) for HPKE KEM implementing {@link KemInterface}. * * The instance of this class can be specified to the * {@link https://jsr.io/@hpke/core/doc/~/CipherSuiteParams | CipherSuiteParams} as follows: * * @example * * ```ts * import { * Aes256Gcm, * CipherSuite, * HkdfSha512, * DhkemX448HkdfSha512, * } from "@hpke/core"; * * const suite = new CipherSuite({ * kem: new DhkemX448HkdfSha512(), * kdf: new HkdfSha512(), * aead: new Aes256Gcm(), * }); * ``` */ export class DhkemX448HkdfSha512 extends Dhkem { constructor() { const kdf = new HkdfSha512Native(); super(KemId.DhkemX448HkdfSha512, new X448(kdf), kdf); /** KemId.DhkemX448HkdfSha512 (0x0021) */ Object.defineProperty(this, "id", { enumerable: true, configurable: true, writable: true, value: KemId.DhkemX448HkdfSha512 }); /** 64 */ Object.defineProperty(this, "secretSize", { enumerable: true, configurable: true, writable: true, value: 64 }); /** 56 */ Object.defineProperty(this, "encSize", { enumerable: true, configurable: true, writable: true, value: 56 }); /** 56 */ Object.defineProperty(this, "publicKeySize", { enumerable: true, configurable: true, writable: true, value: 56 }); /** 56 */ Object.defineProperty(this, "privateKeySize", { enumerable: true, configurable: true, writable: true, value: 56 }); } }