如何在swift 3的ios中使用commoncrypto加密大文件？

Question

I am working on aes 128 encryption and decryption. I can encrypt smaller size files with commoncrypto. But I am not finding a proper solution to handle large file size with commoncrypto aes encryption. please help me. Thanks for the help in advance.

Answer 1

Use file streaming with the Common Crypto functions: CCCryptorCreateWithMode , CCCryptorUpdate , CCCryptorFinal and CCCryptorRelease .

Or see RNCryptor Incremental Usage .