KDF

KDF may refer to:

• KDF Energy
• Kdf-55 KDF media (or Kinetic Degradation Fluxion Media), is a chemical compound used in water filtration applications.
• Kerala Dalit Federation
• Key derivation function, deriving secret keys from a secret value such as a master key, a password or passphrase using a pseudo-random function
• Kraft durch Freude (Strength Through Joy), a large state-controlled leisure organization in Nazi Germany
• KDF Car Wraps, one of the official sponsors of The Greatest Movie Ever Sold
• Kenya Defence Forces, the organized military of Kenya