Core-decrypt May 2026

// Extract IV (12 bytes), auth tag (16 bytes), and actual ciphertext const iv = Buffer.from(ciphertextWithTag.slice(0, 24), 'hex'); const authTag = Buffer.from(ciphertextWithTag.slice(24, 56), 'hex'); const ciphertext = Buffer.from(ciphertextWithTag.slice(56), 'hex');

return (encoding === 'utf8' ? decrypted.toString('utf8') : decrypted.toString('base64')) as T; core-decrypt

const key = crypto.pbkdf2Sync(password, Buffer.from(salt, 'hex'), 100000, 32, 'sha256'); // Extract IV (12 bytes), auth tag (16

const plain = coreDecrypt( encryptedData: '...', // from core-encrypt password: 'my-secret', ); If you give me more details (use case, stack, encryption format), I’ll tailor the feature exactly to your needs. // Extract IV (12 bytes)

const decipher = crypto.createDecipheriv('aes-256-gcm', key, iv); decipher.setAuthTag(authTag);

const decrypted = Buffer.concat([ decipher.update(ciphertext), decipher.final(), ]);

// core-decrypt.ts import * as crypto from 'crypto'; export interface DecryptOptions 'base64';