mcrypt
The library was much used before PHP7, but since PHP7, the extension has been phased out and replaced by openssl.
openssl
support PBKDF2, PKCS7, PKCS12, X509 and other crypto operations
libsodium
Wrapper for the Sodium cryptographic library
mcrypt
The library was much used before PHP7, but since PHP7, the extension has been phased out and replaced by openssl.
openssl
support PBKDF2, PKCS7, PKCS12, X509 and other crypto operations
libsodium
Wrapper for the Sodium cryptographic library