Source: wikibot/key-derivation-function
= Key derivation function
{wiki=Key_derivation_function}
A Key Derivation Function (KDF) is a cryptographic algorithm designed to derive one or more secret keys from a keying material, such as a password or a master key. KDFs are important in various applications, particularly in ensuring that keys used for encryption, authentication, and other security purposes are derived securely and efficiently. \#\#\# Key Characteristics of KDFs 1.