How to use asymmetric encryption in e-mail

Asymmetric encryption, also known as public key encryption - is widespread in our time the way data encryption, in which two keys are used outdoor to encrypt information and the secret to its decryption. Detail, but it is available you can read about it in corresponding article Wikipedia, and we will talk about the use of cryptographic techniques in daily e-mail correspondence.

So, to implement asymmetric encryption to emails, you can use the Chrome extension called Mailvelope (Addon for Firefox on the way), which is currently configured for GMail, Yahoo, Outlook and GMX, but if necessary it can be put to work in other postal services.

The essence of the work of expansion is as follows: after the installation of the Chrome Web Store to the browser appears extension icon, which opens access to the settings.

To be able to transmit encrypted information requires a pair of keys (public and private). Key generation occurs in the Options tab in the expansion section Generate Key.

Accordingly, the stored keys can be found in the Display Keys, and import existing through the Import Key.

When composing a message, the user will see a lock icon, when clicked, opens the encryption option.

This specifies the recipients of the message (that is, will be selected for the corresponding public key of the recipient).

When the recipient will see your letter (remember, it must be installed addon, as well as advance received secret key) Mailvelope try to find the appropriate private key, and if successful, the recipient will only have to enter the password for the key, then the message Decipher.

Mailvelope