Function aeadChaCha20Poly1305DecryptWithAad

aeadChaCha20Poly1305DecryptWithAad(
    ciphertext: Uint8Array,
    key: Uint8Array,
    nonce: Uint8Array,
    aad: Uint8Array,
    authTag: Uint8Array,
): Uint8Array
Decrypt data using ChaCha20-Poly1305 AEAD cipher with additional authenticated data.
Parameters
- ciphertext: Uint8Array
  The encrypted data
- key: Uint8Array
  32-byte encryption key (must match key used for encryption)
- nonce: Uint8Array
  12-byte nonce (must match nonce used for encryption)
- aad: Uint8Array
  Additional authenticated data (must exactly match AAD used for encryption)
- authTag: Uint8Array
  16-byte authentication tag from encryption
Returns Uint8Array
Decrypted plaintext

Throws
If key/nonce/authTag sizes are invalid

Throws
If authentication fails (tampered data, wrong key/nonce, or AAD mismatch)
- Defined in symmetric-encryption.ts:101