Comment by sumtechguy
Comment by sumtechguy 14 hours ago
Also it is an easy way to stop a denial of service attack. If you let an infinite amount in that field. I can remotely overflow your system memory. The mail system can just error out and hang up on the person trying the attack instead of crashing out.
Surely you don't need the message to be broken up into lines just for that. Just read until a threshold is reached and then close the connection.