Crypto

Crypto commonly refers to: The primary meaning of the term is controversial, culminating in the crypto naming controversy.
 * Cryptography, the practice and study of hiding information
 * Cryptocurrency, a type of digital currency based on cryptography

Crypto or krypto may also refer to:

Cryptography

 * Cryptanalysis, the study of methods for obtaining the meaning of encrypted information
 * CRYPTO, an annual cryptography conference
 * Crypto++, a cryptography software library
 * Crypto: How the Code Rebels Beat the Government—Saving Privacy in the Digital Age, a cryptography book by Steven Levy
 * Crypto AG, a Swiss manufacturer of encrypted communications products

Finance

 * Crypto.com, a cryptocurrency exchange

Biology and medicine

 * Cryptococcus (fungus), a genus of fungus that can cause lung disease, meningitis, and other illnesses in humans and animals
 * Cryptococcosis (also called cryptococcal disease), a disease caused by Cryptococcus
 * Cryptosporidium, a protozoan that can cause-intestinal illness with diarrhea in humans
 * Cryptosporidiosis, a parasitic intestinal disease in mammals caused by Cryptosporidium

Fiction

 * Crypto (film), a 2019 American crime drama thriller film
 * Krypto, a dog in the popular comic, cartoon, and movie series
 * Krypto the Superdog, an animated series featuring Krypto

Games

 * Cryptosporidium (Destroy All Humans!), a protagonist in the Destroy All Humans! video game series
 * Krypto (game), a mathematical strategy card game
 * Crypto, a character in the video game Apex Legends