Encryption
Man in the Middle Attack — the Importance of Authentication
by FOX on 11:50 PM, under Encryption
Since Diffie-Hellman is so great, as long as the prime number Alice and Bob pick is big enough, Their conversation should be safe. Recall the whole process between Alice and Bob on Diffie-Hellman Key Exchange. It’s obvious that all the time, Eve does not say a word, All she does is just listen. What if Eve begins to do something between Alice and Bob?
Diffie-Hellman Key Exchange
by FOX on 12:41 PM, under Encryption
From the AKE we can see that Alice and Bob established a secure channel in a unprotected environment through Diffie-Hellman Key Exchange system. We can see that Diffie-Hellman is a great method (also the first) to create a safe conversation from an unsafe environment.
AKE — Authenticated Key Exchange
by FOX on 10:37 PM, under Encryption
In my previous post, there is a high level overview about how OTR works. It mentions about AKE system. Today I am gonna show you how AKE works
OTR — the encryption protocol for instant messaging
by FOX on 01:42 PM, under Encryption
My hometown, which is ruled by a big dedicator, everything just happens like what the book 1984 says, people’s conversation has been monitored, not matter in the real world or cyber space of internet. Maybe we can do nothing about the monitoring in real life, but obviously it is not easy to monitor what happen on internet, There is a sophisticated method to bypass this monitoring.
