cryptography.

The study and practice of techniques for protecting information and verifying its integrity or origin.

Use it for

Words that belong together

• modern cryptography
• applied cryptography

On the page

Modern cryptography secured the exchange without exposing the secret key.

Usage notes

Primary category: sci-fi. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: description, technology. Commonness: moderately common.