# man > CryptX

---
type: CommandReference
command: CryptX
mode: perldoc
section: 3pm
source: perldoc
---

## Quick Reference

- `Crypt::Cipher::*` — Symmetric ciphers (AES, Blowfish, Camellia, DES, etc.)
- `Crypt::Mode::*` — Block cipher modes (CBC, CFB, CTR, ECB, OFB)
- `Crypt::Stream::*` — Stream ciphers (RC4, ChaCha, Salsa20, Rabbit)
- `Crypt::AuthEnc::*` — Authenticated encryption (CCM, EAX, GCM, OCB, ChaCha20Poly1305)
- `Crypt::Digest::*` — Hash functions (SHA-2, SHA-3, BLAKE2, MD5, etc.)
- `Crypt::Mac::*` — Message authentication codes (HMAC, Poly1305, OMAC, etc.)
- `Crypt::PK::*` — Public key cryptography (RSA, DSA, ECC, DH, Ed25519, X25519)
- `Crypt::KeyDerivation` — Key derivation functions (PBKDF1, PBKDF2, HKDF)

## Name

CryptX — Cryptographic toolkit for Perl, based on LibTomCrypt.

## Synopsis

*(No command-line synopsis; see individual module documentation for usage.)*

## Options

*(Not applicable for this module.)*

## See Also

- [Crypt::Cipher](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3ACipher/markdown) — Symmetric cipher interface
- [Crypt::Mode::CBC](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AMode%3A%3ACBC/markdown) — CBC mode
- [Crypt::Stream::RC4](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AStream%3A%3ARC4/markdown) — RC4 stream cipher
- [Crypt::AuthEnc::GCM](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AAuthEnc%3A%3AGCM/markdown) — GCM authenticated encryption
- [Crypt::Digest::SHA256](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3ADigest%3A%3ASHA256/markdown) — SHA-256 digest
- [Crypt::Mac::HMAC](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AMac%3A%3AHMAC/markdown) — HMAC
- [Crypt::PK::RSA](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3APK%3A%3ARSA/markdown) — RSA public key
- [Crypt::PRNG::Fortuna](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3APRNG%3A%3AFortuna/markdown) — Fortuna PRNG
- [Crypt::KeyDerivation](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AKeyDerivation/markdown) — Key derivation functions
- [Crypt::Misc](https://www.chedong.com/phpMan.php/perldoc/Crypt%3A%3AMisc/markdown) — Miscellaneous crypto utilities

## Exit Codes

*(Not documented.)*