encryption

From encrypt +‎ -ion.

• (Canada, US) IPA^(key): /ɪnˈkɹɪpʃən/, /ɛnˈkɹɪpʃən/
• (UK) IPA^(key): /ɪŋˈkɹɪpʃən/

• Audio (Southern England):

  (file)

encryption (usually uncountable, plural encryptions)

1. (cryptography) The process of obscuring information to make it unreadable without special knowledge, key files, or passwords.
   • 2023 May 26, Rand Hindi, “How Homomorphic Encryption Can Make Blockchain Private”, in Forbes‎^[1], New York, N.Y.: Forbes Media, →ISSN, →OCLC, archived from the original on 12 June 2023:

     Fully homomorphic encryption (FHE) is a new encryption technique that enables computing on data blindly, without decrypting it.

2. (cryptography) A ciphertext, a cryptogram, an encrypted value. Usually used with the preposition "of" followed by the value that is hidden in it.
   • 2005, Kun Peng, Colin Boyd, Ed Dawson, Byoungcheon Lee, An Efficient And Verifiable Solution To The Millionaire Problem:

     As ZT() can only test whether a single ciphertext is an encryption of zero, it cannot work when there are more than one ciphertext to test.

• encrypt
• decrypt