PTP (Person To Person) now lets you email uncrackable files in AutoCrypt(TM) mode. This means it will self-decrypt at the other end, as if by magic ! The recipient does not need any software or digital certificates to decrypt the file. This feature is unique to PTP and ensures that you can send safe files without worrying about whether the recipient has the right decrypion software to read them. No other system makes email security so easy.