Shared Secret Keys
Secret-key (symmetric) cryptography requires the initial exchange of a shared key in a manner that is private and integrity-assured. When done right, MITM attack is prevented. However, without the use of public-key cryptography, one may be left with undesirable key-management problems.
Read more about this topic: Key-agreement Protocol
Famous quotes containing the words shared, secret and/or keys:
“But popular rage,
Hysterica passio dragged this quarry down.
None shared our guilt; nor did we play a part
Upon a painted stage when we devoured his heart.”
—William Butler Yeats (1865–1939)
“The secret of success lies never in the amount of money, but in the relation of income to outgo.”
—Ralph Waldo Emerson (1803–1882)
“McCoy: That shark’s been following us ever since the surgeon died, waiting for the burial. Couldn’t I have a musket to shoot it, sir?
Fletcher Christian: Take the deck, McCoy. I’ll get the keys to the arms chest.
McCoy: Get two muskets, sir. I’d like to shoot that shark on board.”
—Talbot Jennings (1896–1985)