OurBigBook About$ Donate
 Sign in+ Sign up
by Ciro Santilli (@cirosantilli, 37)

One-time pad

 ... Information technology Computer Computer science Cryptography Symmetric and public-key cryptography Symmetric encryption
 1 By others on same topic  0 Discussions  Updated 2025-05-23  +Created 1970-01-01  See my version
The only perfect cryptosystem!
The problem is that you need a shared key as large as the message.
Systems like advanced Encryption Standard allow us to encrypt things larger than the key, but the tradeoff is that they could be possibly broken, as don't have any provably secure symmetric-key algorithms as of 2020.

 Ancestors (9)

  1. Symmetric encryption
  2. Symmetric and public-key cryptography
  3. Cryptography
  4. Computer science
  5. Computer
  6. Information technology
  7. Area of technology
  8. Technology
  9.  Home

 Incoming links (4)

  • Pre-shared key
  • Provably secure symmetric-key algorithm
  • Quantum key distribution
  • Symmetric encryption

 View article source

 Discussion (0)

+ New discussion

There are no discussions about this article yet.

 Articles by others on the same topic (1)

One-time pad by Wikipedia Bot 0  1970-01-01
 Read the full article
  See all articles in the same topic + Create my own version
 About$ Donate Content license: CC BY-SA 4.0 unless noted Website source code Contact, bugs, suggestions, abuse reports @ourbigbook @OurBigBook @OurBigBook