PPT Slide
Public - Private Key Encryption
- Private Key Locks - Public Key Unlocks
- You publish one key (Public)
- You Guard other key (Private)
- When one Key Locks Message, only the other Key an unlock it (Either Public or Private)
- Secure message: I look up your Public Key and use that to encrypt a message to you. Only your Private Key can decrypt it, an vice versa.
- Public Keys are either kept in public directories or contained alone with email.
- Owner of a Pair of keys (Public and Private) generate a digital signature by encrypting their signature with a Private Key. Anyone using a Public Key can decrypt their signature and verify the senders identity.