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:
“What I wanted was to create thoughtful citizens—people who believed they could live interesting lives and be productive and socially useful. So I tried to create a community of children and adults where the adults shared and respected the children’s lives.”
—Deborah Meier (b. 1931)
“children frowned
At something dull; fathers had never known
Success so huge and wholly farcical;
The women shared
The secret like a happy funeral;”
—Philip Larkin (1922–1985)
“Thou hast the keys of Paradise, O just, subtle, and mighty opium!”
—Thomas De Quincey (1785–1859)