chaingate
Version:
A complete TypeScript library for connecting to and making transactions on different blockchains
37 lines (36 loc) • 1.54 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.pbkdf2 = pbkdf2;
const pbkdf2_1 = require("@noble/hashes/pbkdf2");
const sha256_1 = require("@noble/hashes/sha256");
async function pbkdf2(params) {
const subtleAvailable = !!global.crypto?.subtle?.importKey && !!global.crypto?.subtle?.deriveBits;
if (subtleAvailable)
return await pbkdf2Subtle(params);
else {
console.warn(`
Your browser is using HTTP (not HTTPS), which:
• Disables native encryption acceleration
• Forces ~10× slower JavaScript fallback
Critical impacts:
→ Encryption/decryption operations will be 10 times slower
→ Sensitive data could be intercepted`);
return await (0, pbkdf2_1.pbkdf2Async)(sha256_1.sha256, params.password, params.salt, {
c: params.iterations,
dkLen: params.dkLen,
});
}
}
async function pbkdf2Subtle(params) {
// Setup key material for key derivation
const deriveKeyMaterial = await crypto.subtle.importKey('raw', new TextEncoder().encode(params.password), { name: 'PBKDF2' }, false, ['deriveBits', 'deriveKey']);
// Derive the key
const derivedKeyBits = await crypto.subtle.deriveBits({
name: 'PBKDF2',
salt: params.salt,
iterations: params.iterations,
hash: 'SHA-256',
}, deriveKeyMaterial, params.dkLen * 8);
return new Uint8Array(derivedKeyBits);
}
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