aes-gcm-stream

Encrypt

    // IMPORTANT! key and nonce SHOULD generate by random
    let mut key = [0u8; 32];
    let mut nonce = [0; 12];

    let mut encryptor = Aes256GcmStreamEncryptor::new(key.clone(), &nonce);

    let mut ciphertext = vec![];
    ciphertext.extend_from_slice(&encryptor.update(b"Hello "));
    ciphertext.extend_from_slice(&encryptor.update(b" World"));
    ciphertext.extend_from_slice(&encryptor.update(b"!"));
    let (last_block, tag) = encryptor.finalize();
    ciphertext.extend_from_slice(&last_block);
    ciphertext.extend_from_slice(&tag);

    println!("Ciphertext: {}", hex::encode(&ciphertext));

Run Example

$ cargo run --example encrypt_and_decrypt
    Finished dev [unoptimized + debuginfo] target(s) in 0.10s
     Running `target/debug/examples/encrypt_and_decrypt`
Ciphertext: 86c22c5122404b39683ca9b79b889fd00a6212d1be2ebc3f4f8f22f90b
Plaintext: Hello  World!

Thanks: https://developer.aliyun.com/article/952809