Top 7 Examples of "create-hmac in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'create-hmac' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
private computeSignature(auth: string | undefined, location: string, method: string, url: string, timestamp: string,
query: { [key: string]: any }, data: string) {
const u = this.parseUrl(url);
let path = u.pathname;
if (!path.startsWith('/')) {
path = '/' + path;
}
const queryPart = Object.keys(query)
.filter(key => query[key] !== undefined)
.map(key => encodeURIComponent(key) + '%' + encodeURIComponent(query[key]))
.join('%');
const raw = `${method}%${u.hostname}%${443}%${path}%${auth || ''}%${location}%${timestamp}%${queryPart}%${data}`;
const hmac = createHmac('sha1', Settings.KEY);
hmac.setEncoding('hex');
hmac.write(raw);
hmac.end();
return hmac.read();
}computehkdf(ikm, salt) {
const prk = createHmac('sha256', salt).update(ikm).digest();
const infoBitsUpdate = Buffer.concat([
this.infoBits,
Buffer.from(String.fromCharCode(1), 'utf8'),
]);
const hmac = createHmac('sha256', prk).update(infoBitsUpdate).digest();
return hmac.slice(0, 16);
}computehkdf(ikm, salt) {
const prk = createHmac('sha256', salt).update(ikm).digest();
const infoBitsUpdate = Buffer.concat([
this.infoBits,
Buffer.from(String.fromCharCode(1), 'utf8'),
]);
const hmac = createHmac('sha256', prk).update(infoBitsUpdate).digest();
return hmac.slice(0, 16);
}addAppSecretProofModifier (appSecret) {
const accessToken = this.getModifier(GraphNode.PARAM_ACCESS_TOKEN)
if (!accessToken) return
this._modifiers[GraphNode.PARAM_APP_SECRET_PROOF] = createHmac('sha256', appSecret).update(accessToken).digest('hex')
}
}function CKDPriv ({ key, chainCode }, index) {
const indexBuffer = Buffer.allocUnsafe(4);
indexBuffer.writeUInt32BE(index, 0);
const data = Buffer.concat([Buffer.alloc(1, 0), key, indexBuffer]);
const I = createHmac('sha512', chainCode).update(data).digest();
const IL = I.slice(0, 32);
const IR = I.slice(32);
return {
key: IL,
chainCode: IR,
};
}function getChildKeyMultiplier(parentKeypair, entropyBuffer) {
const parentPublicKeyBuffer = parentKeypair.getPublicKeyBuffer()
const childKeyMultiplier = BigInteger.fromBuffer(
createHmac('sha256',
Buffer.concat([parentPublicKeyBuffer, entropyBuffer])
).digest()
)
if (childKeyMultiplier.compareTo(secp256k1.n) >= 0) {
throw new TypeError('Entropy is resulting in an invalid child scalar')
}
return childKeyMultiplier
}function getMasterKeyFromSeed (seed) {
const hmac = createHmac('sha512', ED25519_CURVE);
const I = hmac.update(Buffer.from(seed, 'hex')).digest();
const IL = I.slice(0, 32);
const IR = I.slice(32);
return {
key: IL,
chainCode: IR,
};
}