Asymmetric Cryptography.epub | Mobile |

It proves that a message actually came from who it says it came from. If a message can be decrypted with Alice’s public key, it must have been encrypted with Alice’s private key.

This is the physical key that stays in your pocket. Only this specific key can unlock the messages sealed by your public "padlock." Asymmetric Cryptography.epub

Think of this as an open padlock. You can hand it out to anyone in the world. Anyone with this "padlock" can use it to lock a message, but they cannot use it to open one. It proves that a message actually came from