Day 31 Nodeify and Backup

What I did: improved protocol and transcribed to documentation Time spent: 71.517 Comments: 1 - This just like regular packets have a component that can be forged by external systems. However replay attacks are different then hold and send later attacks. For the first we're protected against. For the second (that is a message is intercepted and held so that it doesn't arrive and then some time in the future it's released, the system will accept (presuming the connection wasn't closed)). Howev...