private static byte[] concat(byte[] a, byte[] b) {
        byte[] c = new byte[a.length + b.length];
        System.arraycopy(a, 0, c, 0, a.length);
        System.arraycopy(b, 0, c, a.length, b.length);
        return c;
    }
The cipher algorithm name is the string used to correctly configure the cipher provider.
Do not confuse with {@link InternalKeyWrapAlgorithm#algorithmName()} which is an agreed-upon term
within Amazon Web Services.
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/internal/crypto/keywrap/AesGcmKeyWrapper.java