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:
“Paul loved to sleep with his mother. Sleep is still most perfect, in spite of hygienists, when it is shared with a beloved.”
—D.H. (David Herbert)
“Oh, the secret life of man and woman—dreaming how much better we would be than we are if we were somebody else or even ourselves, and feeling that our estate has been unexploited to its fullest.”
—Zelda Fitzgerald (1900–1948)
“Thou hast the keys of Paradise, O just, subtle, and mighty opium!”
—Thomas De Quincey (1785–1859)