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Merge pull request #36 from PeculiarVentures:ec-brainpool 

EC Brainpool curves
This commit is contained in:
Miroshin Stepan 2021-10-26 12:49:17 +03:00 committed by GitHub
parent 012a63f17f 2d38a2384e
commit ed2a2bf448
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
19 changed files with 2100 additions and 2266 deletions
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2
.github/workflows/test.yml vendored
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@ -8,7 +8,7 @@ jobs:
strategy:
matrix:
node-version: [10.x, 12.x, 14.x]
node-version: [12.x, 14.x, 16.x]
steps:
- uses: actions/checkout@v2

8
index.d.ts vendored
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@ -1,11 +1,9 @@
import * as core from "webcrypto-core";
export declare class Crypto implements core.NativeCrypto {
export declare class Crypto implements globalThis.Crypto {
public subtle: SubtleCrypto;
public getRandomValues<T extends Int8Array | Int16Array | Int32Array | Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array | DataView | null>(array: T): T;
public getRandomValues<T extends ArrayBufferView | null>(array: T): T;
}
export declare class CryptoKey implements core.NativeCryptoKey {
export declare class CryptoKey implements globalThis.CryptoKey {
public algorithm: KeyAlgorithm;
public extractable: boolean;
public type: KeyType;

4073
package-lock.json generated
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30
package.json
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@ -61,27 +61,27 @@
"banner": "// Copyright (c) 2021, Peculiar Ventures, All rights reserved.",
"devDependencies": {
"@peculiar/webcrypto-test": "^1.0.7",
"@types/mocha": "^8.2.2",
"@types/node": "^14.14.44",
"@typescript-eslint/eslint-plugin": "^4.23.0",
"@typescript-eslint/parser": "^4.23.0",
"coveralls": "^3.1.0",
"eslint": "^7.26.0",
"eslint-plugin-import": "^2.22.1",
"mocha": "^8.4.0",
"@types/mocha": "^9.0.0",
"@types/node": "^16.11.4",
"@typescript-eslint/eslint-plugin": "^5.2.0",
"@typescript-eslint/parser": "^5.2.0",
"coveralls": "^3.1.1",
"eslint": "^8.1.0",
"eslint-plugin-import": "^2.25.2",
"mocha": "^9.1.3",
"nyc": "^15.1.0",
"rimraf": "^3.0.2",
"rollup": "^2.47.0",
"rollup": "^2.58.1",
"rollup-plugin-typescript2": "^0.30.0",
"ts-node": "^9.1.1",
"typescript": "^4.2.4"
"ts-node": "^10.4.0",
"typescript": "^4.4.4"
},
"dependencies": {
"@peculiar/asn1-schema": "^2.0.32",
"@peculiar/asn1-schema": "^2.0.38",
"@peculiar/json-schema": "^1.1.12",
"pvtsutils": "^1.1.6",
"tslib": "^2.2.0",
"webcrypto-core": "^1.2.0"
"pvtsutils": "^1.2.1",
"tslib": "^2.3.1",
"webcrypto-core": "^1.3.0"
},
"nyc": {
"extension": [

5
src/crypto.ts
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@ -6,7 +6,10 @@ export class Crypto extends core.Crypto {
public subtle = new SubtleCrypto();
public getRandomValues<T extends ArrayBufferView>(array: T): T {
public getRandomValues<T extends ArrayBufferView | null>(array: T): T {
if (!ArrayBuffer.isView(array)) {
throw new TypeError("Failed to execute 'getRandomValues' on 'Crypto': parameter 1 is not of type 'ArrayBufferView'");
}
const buffer = Buffer.from(array.buffer);
crypto.randomFillSync(buffer);
return array;

4
src/mechs/aes/aes_cmac.ts
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@ -125,12 +125,12 @@ export class AesCmacProvider extends core.AesCmacProvider {
return setCryptoKey(key);
}
public async onSign(algorithm: AesCmacParams, key: AesCryptoKey, data: ArrayBuffer): Promise<ArrayBuffer> {
public async onSign(algorithm: core.AesCmacParams, key: AesCryptoKey, data: ArrayBuffer): Promise<ArrayBuffer> {
const result = aesCmac(getCryptoKey(key).data, Buffer.from(data));
return new Uint8Array(result).buffer;
}
public async onVerify(algorithm: AesCmacParams, key: AesCryptoKey, signature: ArrayBuffer, data: ArrayBuffer): Promise<boolean> {
public async onVerify(algorithm: core.AesCmacParams, key: AesCryptoKey, signature: ArrayBuffer, data: ArrayBuffer): Promise<boolean> {
const signature2 = await this.sign(algorithm, key, data);
return Buffer.from(signature).compare(Buffer.from(signature2)) === 0;
}

53
src/mechs/ec/crypto.ts
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@ -1,6 +1,7 @@
import crypto from "crypto";
import { AsnParser, AsnSerializer } from "@peculiar/asn1-schema";
import { JsonParser, JsonSerializer } from "@peculiar/json-schema";
import {BufferSourceConverter} from "pvtsutils";
import * as core from "webcrypto-core";
import { CryptoKey } from "../../keys";
import { getOidByNamedCurve } from "./helper";
@ -12,7 +13,7 @@ export class EcCrypto {
public static publicKeyUsages = ["verify"];
public static privateKeyUsages = ["sign", "deriveKey", "deriveBits"];
public static async generateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public static async generateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const privateKey = new EcPrivateKey();
privateKey.algorithm = algorithm;
privateKey.extractable = extractable;
@ -38,7 +39,7 @@ export class EcCrypto {
privateKey.data = keys.privateKey;
publicKey.data = keys.publicKey;
const res: CryptoKeyPair = {
const res = {
privateKey,
publicKey,
};
@ -61,12 +62,9 @@ export class EcCrypto {
const signature = signer.sign(options);
const ecSignature = AsnParser.parse(signature, core.asn1.EcDsaSignature);
const pointSize = this.getPointSize(key.algorithm.namedCurve);
const r = this.addPadding(pointSize, Buffer.from(ecSignature.r));
const s = this.addPadding(pointSize, Buffer.from(ecSignature.s));
const signatureRaw = new Uint8Array(Buffer.concat([r, s])).buffer;
return signatureRaw;
const signatureRaw = core.EcUtils.encodeSignature(ecSignature, core.EcCurves.get(key.algorithm.namedCurve).size);
return signatureRaw.buffer;
}
public static async verify(algorithm: EcdsaParams, key: EcPublicKey, signature: Uint8Array, data: Uint8Array): Promise<boolean> {
@ -82,9 +80,10 @@ export class EcCrypto {
};
const ecSignature = new core.asn1.EcDsaSignature();
const pointSize = this.getPointSize(key.algorithm.namedCurve);
ecSignature.r = this.removePadding(signature.slice(0, pointSize));
ecSignature.s = this.removePadding(signature.slice(pointSize, pointSize + pointSize));
const namedCurve = core.EcCurves.get(key.algorithm.namedCurve);
const signaturePoint = core.EcUtils.decodeSignature(signature, namedCurve.size);
ecSignature.r = BufferSourceConverter.toArrayBuffer(signaturePoint.r);
ecSignature.s = BufferSourceConverter.toArrayBuffer(signaturePoint.s);
const ecSignatureRaw = Buffer.from(AsnSerializer.serialize(ecSignature));
const ok = signer.verify(options, ecSignatureRaw);
@ -215,38 +214,8 @@ export class EcCrypto {
case "P-521":
return "secp521r1";
default:
throw new core.OperationError(`Cannot convert WebCrypto named curve to NodeJs. Unknown name '${curve}'`);
return curve;
}
}
private static getPointSize(namedCurve: string) {
switch (namedCurve) {
case "P-256":
case "K-256":
return 32;
case "P-384":
return 48;
case "P-521":
return 66;
default:
throw new Error(`Cannot get size for the named curve '${namedCurve}'`);
}
}
private static addPadding(pointSize: number, bytes: Buffer) {
const res = Buffer.alloc(pointSize);
res.set(Buffer.from(bytes), pointSize - bytes.length);
return res;
}
private static removePadding(bytes: Uint8Array) {
for (let i = 0; i < bytes.length; i++) {
if (!bytes[i]) {
continue;
}
return bytes.slice(i).buffer;
}
return new ArrayBuffer(0);
}
}

4
src/mechs/ec/ec_dh.ts
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@ -7,7 +7,9 @@ import { EcPublicKey } from "./public_key";
export class EcdhProvider extends core.EcdhProvider {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public namedCurves = core.EcCurves.names;
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await EcCrypto.generateKey(
{
...algorithm,

4
src/mechs/ec/ec_dsa.ts
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@ -6,9 +6,9 @@ import { EcPublicKey } from "./public_key";
export class EcdsaProvider extends core.EcdsaProvider {
public namedCurves = ["P-256", "P-384", "P-521", "K-256"];
public namedCurves = core.EcCurves.names;
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await EcCrypto.generateKey(
{
...algorithm,

30
src/mechs/ec/helper.ts
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@ -13,6 +13,36 @@ const namedOIDs: { [key: string]: string } = {
// K-256
"1.3.132.0.10": "K-256",
"K-256": "1.3.132.0.10",
// brainpool
"brainpoolP160r1": "1.3.36.3.3.2.8.1.1.1",
"1.3.36.3.3.2.8.1.1.1": "brainpoolP160r1",
"brainpoolP160t1": "1.3.36.3.3.2.8.1.1.2",
"1.3.36.3.3.2.8.1.1.2": "brainpoolP160t1",
"brainpoolP192r1": "1.3.36.3.3.2.8.1.1.3",
"1.3.36.3.3.2.8.1.1.3": "brainpoolP192r1",
"brainpoolP192t1": "1.3.36.3.3.2.8.1.1.4",
"1.3.36.3.3.2.8.1.1.4": "brainpoolP192t1",
"brainpoolP224r1": "1.3.36.3.3.2.8.1.1.5",
"1.3.36.3.3.2.8.1.1.5": "brainpoolP224r1",
"brainpoolP224t1": "1.3.36.3.3.2.8.1.1.6",
"1.3.36.3.3.2.8.1.1.6": "brainpoolP224t1",
"brainpoolP256r1": "1.3.36.3.3.2.8.1.1.7",
"1.3.36.3.3.2.8.1.1.7": "brainpoolP256r1",
"brainpoolP256t1": "1.3.36.3.3.2.8.1.1.8",
"1.3.36.3.3.2.8.1.1.8": "brainpoolP256t1",
"brainpoolP320r1": "1.3.36.3.3.2.8.1.1.9",
"1.3.36.3.3.2.8.1.1.9": "brainpoolP320r1",
"brainpoolP320t1": "1.3.36.3.3.2.8.1.1.10",
"1.3.36.3.3.2.8.1.1.10": "brainpoolP320t1",
"brainpoolP384r1": "1.3.36.3.3.2.8.1.1.11",
"1.3.36.3.3.2.8.1.1.11": "brainpoolP384r1",
"brainpoolP384t1": "1.3.36.3.3.2.8.1.1.12",
"1.3.36.3.3.2.8.1.1.12": "brainpoolP384t1",
"brainpoolP512r1": "1.3.36.3.3.2.8.1.1.13",
"1.3.36.3.3.2.8.1.1.13": "brainpoolP512r1",
"brainpoolP512t1": "1.3.36.3.3.2.8.1.1.14",
"1.3.36.3.3.2.8.1.1.14": "brainpoolP512t1",
};
export function getNamedCurveByOid(oid: string) {

4
src/mechs/ed/crypto.ts
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@ -12,7 +12,7 @@ export class EdCrypto {
public static publicKeyUsages = ["verify"];
public static privateKeyUsages = ["sign", "deriveKey", "deriveBits"];
public static async generateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public static async generateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const privateKey = new EdPrivateKey();
privateKey.algorithm = algorithm;
privateKey.extractable = extractable;
@ -38,7 +38,7 @@ export class EdCrypto {
privateKey.data = keys.privateKey;
publicKey.data = keys.publicKey;
const res: CryptoKeyPair = {
const res = {
privateKey,
publicKey,
};

2
src/mechs/ed/ecdh_es.ts
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@ -5,7 +5,7 @@ import { EdCrypto } from "./crypto";
export class EcdhEsProvider extends core.EcdhEsProvider {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await EdCrypto.generateKey(
{
name: this.name,

10
src/mechs/ed/eddsa.ts
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@ -7,7 +7,7 @@ import { EdPublicKey } from "./public_key";
export class EdDsaProvider extends core.EdDsaProvider {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await EdCrypto.generateKey(
{
name: this.name,
@ -21,19 +21,19 @@ export class EdDsaProvider extends core.EdDsaProvider {
publicKey: setCryptoKey(keys.publicKey as CryptoKey),
};
}
public async onSign(algorithm: EcdsaParams, key: CryptoKey, data: ArrayBuffer): Promise<ArrayBuffer> {
return EdCrypto.sign(algorithm, getCryptoKey(key) as EdPrivateKey, new Uint8Array(data));
}
public async onVerify(algorithm: EcdsaParams, key: CryptoKey, signature: ArrayBuffer, data: ArrayBuffer): Promise<boolean> {
return EdCrypto.verify(algorithm, getCryptoKey(key) as EdPublicKey, new Uint8Array(signature), new Uint8Array(data));
}
public async onExportKey(format: KeyFormat, key: CryptoKey): Promise<ArrayBuffer | JsonWebKey> {
return EdCrypto.exportKey(format, getCryptoKey(key));
}
public async onImportKey(format: KeyFormat, keyData: ArrayBuffer | JsonWebKey, algorithm: EcKeyImportParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKey> {
const key = await EdCrypto.importKey(format, keyData, { ...algorithm, name: this.name }, extractable, keyUsages);
return setCryptoKey(key);

4
src/mechs/rsa/crypto.ts
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@ -18,7 +18,7 @@ export class RsaCrypto {
public static publicKeyUsages = ["verify", "encrypt", "wrapKey"];
public static privateKeyUsages = ["sign", "decrypt", "unwrapKey"];
public static async generateKey(algorithm: RsaHashedKeyGenParams | RsaKeyGenParams, extractable: boolean, keyUsages: string[]): Promise<CryptoKeyPair> {
public static async generateKey(algorithm: RsaHashedKeyGenParams | RsaKeyGenParams, extractable: boolean, keyUsages: string[]): Promise<core.CryptoKeyPair> {
const privateKey = new RsaPrivateKey();
privateKey.algorithm = algorithm as RsaHashedKeyAlgorithm;
privateKey.extractable = extractable;
@ -50,7 +50,7 @@ export class RsaCrypto {
privateKey.data = keys.privateKey;
publicKey.data = keys.publicKey;
const res: CryptoKeyPair = {
const res = {
privateKey,
publicKey,
};

2
src/mechs/rsa/rsa_es.ts
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@ -14,7 +14,7 @@ export class RsaEsProvider extends core.ProviderCrypto {
privateKey: ["decrypt", "unwrapKey"] as core.KeyUsages,
};
public async onGenerateKey(algorithm: RsaKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: RsaKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await RsaCrypto.generateKey(
{
...algorithm,

2
src/mechs/rsa/rsa_oaep.ts
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@ -15,7 +15,7 @@ import { RsaPublicKey } from "./public_key";
export class RsaOaepProvider extends core.RsaOaepProvider {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await RsaCrypto.generateKey(
{
...algorithm,

2
src/mechs/rsa/rsa_pss.ts
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@ -6,7 +6,7 @@ import { RsaPublicKey } from "./public_key";
export class RsaPssProvider extends core.RsaPssProvider {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await RsaCrypto.generateKey(
{
...algorithm,

2
src/mechs/rsa/rsa_ssa.ts
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@ -6,7 +6,7 @@ import { RsaPublicKey } from "./public_key";
export class RsaSsaProvider extends core.RsaSsaProvider {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
public async onGenerateKey(algorithm: RsaHashedKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKeyPair> {
const keys = await RsaCrypto.generateKey(
{
...algorithm,

125
test/crypto.ts
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@ -1,6 +1,7 @@
import assert from "assert";
import process from "process";
import { WebcryptoTest } from "@peculiar/webcrypto-test";
import { Convert } from "pvtsutils";
import * as core from "webcrypto-core";
import { Crypto } from "../src";
@ -12,7 +13,6 @@ const crypto = new Crypto();
WebcryptoTest.check(crypto as any, {});
context("Crypto", () => {
context("getRandomValues", () => {
it("Uint8Array", () => {
@ -63,47 +63,48 @@ context("Crypto", () => {
(nodeMajorVersion < 14 ? context.skip : context)("EdDSA", () => {
context("generateKey", () => {
context("generateKey", () => {
it("Ed25519", async () => {
const keys = await crypto.subtle.generateKey({ name: "eddsa", namedCurve: "ed25519" } as globalThis.EcKeyGenParams, false, ["sign", "verify"]) as CryptoKeyPair;
assert.strictEqual(keys.privateKey.algorithm.name, "EdDSA");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "Ed25519");
});
it("Ed25519", async () => {
const keys = await crypto.subtle.generateKey({ name: "eddsa", namedCurve: "ed25519" } as globalThis.EcKeyGenParams, false, ["sign", "verify"]);
assert.strictEqual(keys.privateKey.algorithm.name, "EdDSA");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "Ed25519");
});
it("Ed448", async () => {
const keys = await crypto.subtle.generateKey({ name: "eddsa", namedCurve: "ed448" } as globalThis.EcKeyGenParams, true, ["sign", "verify"]) as CryptoKeyPair;
assert.strictEqual(keys.privateKey.algorithm.name, "EdDSA");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "Ed448");
it("Ed448", async () => {
const keys = await crypto.subtle.generateKey({ name: "eddsa", namedCurve: "ed448" } as globalThis.EcKeyGenParams, true, ["sign", "verify"]);
assert.strictEqual(keys.privateKey.algorithm.name, "EdDSA");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "Ed448");
const data = await crypto.subtle.exportKey("jwk", keys.privateKey);
assert.strictEqual(data.kty, "OKP");
assert.strictEqual(data.crv, "Ed448");
assert.strictEqual(!!data.d, true);
const privateKey = await crypto.subtle.importKey("jwk", data, { name: "eddsa", namedCurve: "ed448" } as EcKeyImportParams, false, ["sign"]);
const message = Buffer.from("message");
const signature = await crypto.subtle.sign({ name: "EdDSA" }, privateKey, message);
const ok = await crypto.subtle.verify({ name: "EdDSA" }, keys.publicKey, signature, message);
assert.strictEqual(ok, true);
});
const data = await crypto.subtle.exportKey("jwk", keys.privateKey);
assert.strictEqual(data.kty, "OKP");
assert.strictEqual(data.crv, "Ed448");
assert.strictEqual(!!data.d, true);
const privateKey = await crypto.subtle.importKey("jwk", data, { name: "eddsa", namedCurve: "ed448" } as EcKeyImportParams, false, ["sign"]);
const message = Buffer.from("message");
const signature = await crypto.subtle.sign({ name: "EdDSA" }, privateKey, message);
const ok = await crypto.subtle.verify({ name: "EdDSA" }, keys.publicKey, signature, message);
assert.strictEqual(ok, true);
});
});
(nodeMajorVersion < 14 ? context.skip : context)("ECDH-ES", () => {
});
(nodeMajorVersion < 14 ? context.skip : context)("ECDH-ES", () => {
context("generateKey", () => {
it("X25519", async () => {
const keys = await crypto.subtle.generateKey({ name: "ecdh-es", namedCurve: "x25519" } as globalThis.EcKeyGenParams, false, ["deriveBits", "deriveKey"]) as CryptoKeyPair;
const keys = await crypto.subtle.generateKey({ name: "ecdh-es", namedCurve: "x25519" } as globalThis.EcKeyGenParams, false, ["deriveBits", "deriveKey"]);
assert.strictEqual(keys.privateKey.algorithm.name, "ECDH-ES");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "X25519");
});
it("X448", async () => {
const keys = await crypto.subtle.generateKey({ name: "ecdh-es", namedCurve: "x448" } as globalThis.EcKeyGenParams, true, ["deriveBits", "deriveKey"]) as CryptoKeyPair;
const keys = await crypto.subtle.generateKey({ name: "ecdh-es", namedCurve: "x448" } as globalThis.EcKeyGenParams, true, ["deriveBits", "deriveKey"]);
assert.strictEqual(keys.privateKey.algorithm.name, "ECDH-ES");
assert.strictEqual((keys.privateKey.algorithm as EcKeyAlgorithm).namedCurve, "X448");
@ -120,4 +121,78 @@ context("Crypto", () => {
});
context("Extra ECC named curves", () => {
const namedCurves = [
"brainpoolP160r1",
"brainpoolP160t1",
"brainpoolP192r1",
"brainpoolP192t1",
"brainpoolP224r1",
"brainpoolP224t1",
"brainpoolP256r1",
"brainpoolP256t1",
"brainpoolP320r1",
"brainpoolP320t1",
"brainpoolP384r1",
"brainpoolP384t1",
"brainpoolP512r1",
"brainpoolP512t1",
];
context("sign/verify + pkcs8/spki", () => {
const data = new Uint8Array(10);
namedCurves.forEach((namedCurve) => {
it(namedCurve, async () => {
const alg: EcKeyGenParams = { name: "ECDSA", namedCurve };
const signAlg = { ...alg, hash: "SHA-256" } as EcdsaParams;
const keys = await crypto.subtle.generateKey(alg, true, ["sign", "verify"]);
const signature = await crypto.subtle.sign(signAlg, keys.privateKey, data);
const ok = await crypto.subtle.verify(signAlg, keys.publicKey, signature, data);
assert.ok(ok);
const pkcs8 = await crypto.subtle.exportKey("pkcs8", keys.privateKey);
const spki = await crypto.subtle.exportKey("spki", keys.publicKey);
const privateKey = await crypto.subtle.importKey("pkcs8", pkcs8, alg, true, ["sign"]);
const publicKey = await crypto.subtle.importKey("spki", spki, alg, true, ["verify"]);
const signature2 = await crypto.subtle.sign(signAlg, privateKey, data);
const ok2 = await crypto.subtle.verify(signAlg, keys.publicKey, signature2, data);
assert.ok(ok2);
const ok3 = await crypto.subtle.verify(signAlg, publicKey, signature, data);
assert.ok(ok3);
});
});
});
context("deriveBits + jwk", () => {
namedCurves.forEach((namedCurve) => {
it(namedCurve, async () => {
const alg: EcKeyGenParams = { name: "ECDH", namedCurve };
const keys = await crypto.subtle.generateKey(alg, true, ["deriveBits", "deriveKey"]);
const deriveAlg: EcdhKeyDeriveParams = { name: "ECDH", public: keys.publicKey };
const derivedBits = await crypto.subtle.deriveBits(deriveAlg, keys.privateKey, 128);
const privateJwk = await crypto.subtle.exportKey("jwk", keys.privateKey);
const publicJwk = await crypto.subtle.exportKey("jwk", keys.publicKey);
const privateKey = await crypto.subtle.importKey("jwk", privateJwk, alg, true, ["deriveBits"]);
const publicKey = await crypto.subtle.importKey("jwk", publicJwk, alg, true, []);
const derivedBits2 = await crypto.subtle.deriveBits({ name: "ECDH", public: keys.publicKey } as EcdhKeyDeriveParams, privateKey, 128);
const derivedBits3 = await crypto.subtle.deriveBits({ name: "ECDH", public: publicKey } as EcdhKeyDeriveParams, keys.privateKey, 128);
assert.strictEqual(Convert.ToHex(derivedBits2), Convert.ToHex(derivedBits));
assert.strictEqual(Convert.ToHex(derivedBits3), Convert.ToHex(derivedBits));
});
});
});
});
});