PKCS7 Flags/Constants
Ciphers
Constantes pré-definidas
PHP Manual

## Signature Algorithms

`OPENSSL_ALGO_DSS1` ( integer )
`OPENSSL_ALGO_SHA1` ( integer )
  Used as default algorithm by openssl_sign() and openssl_verify().
`OPENSSL_ALGO_MD5` ( integer )
`OPENSSL_ALGO_MD4` ( integer )
`OPENSSL_ALGO_MD2` ( integer )

> Nota: These constants were added in 5.0.0.

PKCS7 Flags/Constants
Ciphers
Constantes pré-definidas
PHP Manual