PKCS7_NOATTR

PKCS7_NOATTR is one of the accepted parameters for:

• openssl_pkcs7_verify parameter #2 (optionally as a bitmask)
• openssl_pkcs7_sign parameter #6 (optionally as a bitmask)
• openssl_pkcs7_encrypt parameter #5 (optionally as a bitmask)

PKCS7 CONSTANT: PKCS7_NOATTR — Normally when a message is signed, a set of attributes are included which include the signing time and the supported symmetric algorithms. With this option they are not included.

PKCS7_NOATTR = 256;