openssl_open Open sealed data boolopenssl_open stringsealed_data stringopen_data stringenv_key mixedpriv_key_id &return.success; If successful the opened data is returned in open_data. openssl_open opens (decrypts) sealed_data using the private key associated with the key identifier priv_key_id and the envelope key env_key, and fills open_data with the decrypted data. The envelope key is generated when the data are sealed and can only be used by one specific private key. See openssl_seal for more information. ]]> See also openssl_seal.