We're building a stateless RESTful API that relies on the content of OAuth2 tokens to identify users and what they have access to. Users authenticate with other means and are given a token, which they ...
Let's say that I generate an IV like so: dd if=/dev/urandom of=iv.bin bs=16 count=1 Let's also say that /dev/urandom has been ...
Going through the wiki for modes of operation I see that the section error propogation says that an error in one block in the ciphertext in CBC mode only impacts two blocks. I do not quite get that. ...