The main purpose of message authentication is to prevent manipulation of the message which is sent. MAC stands for Message Authentication Code which is also known as “Integrity check value” or ...

With the recently introduced SecOC (Secure Onboard Communication) standard, car manufacturers seek to make the CAN bus networks that form the backbone of modern day cars more secure. This standard ...

This post has been rewritten throughout to make clear that the MAC-bypass vulnerability allows attackers to append pseudorandom data to encrypted attachments. It doesn’t allow attackers to choose the ...