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openssl_public_encrypt

openssl_public_encrypt

(PHP 4 >= 4.0.6, PHP 5)

openssl_public_encryptEncrypts data with public key

说明

bool openssl_public_encrypt ( string $data , string &$crypted , mixed $key [, int $padding = OPENSSL_PKCS1_PADDING ] )

openssl_public_encrypt() encrypts data with public key and stores the result into crypted. Encrypted data can be decrypted via openssl_private_decrypt().

This function can be used e.g. to encrypt message which can be then read only by owner of the private key. It can be also used to store secure data in database.

参数

data

crypted

This will hold the result of the encryption.

key

The public key.

padding

padding can be one of OPENSSL_PKCS1_PADDING, OPENSSL_SSLV23_PADDING, OPENSSL_PKCS1_OAEP_PADDING, OPENSSL_NO_PADDING.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE.

参见


  • openssl_cipher_iv_length
  • openssl_csr_export
  • openssl_csr_export_to_file
  • openssl_csr_get_public_key
  • openssl_csr_get_subject
  • openssl_csr_new
  • openssl_csr_sign
  • openssl_decrypt
  • openssl_dh_compute_key
  • openssl_digest
  • openssl_encrypt
  • openssl_error_string
  • openssl_free_key
  • openssl_get_cipher_methods
  • openssl_get_md_methods
  • openssl_get_privatekey
  • openssl_get_publickey
  • openssl_open
  • openssl_pkcs12_export
  • openssl_pkcs12_export_to_file
  • openssl_pkcs12_read
  • openssl_pkcs7_decrypt
  • openssl_pkcs7_encrypt
  • openssl_pkcs7_sign
  • openssl_pkcs7_verify
  • openssl_pkey_export
  • openssl_pkey_export_to_file
  • openssl_pkey_free
  • openssl_pkey_get_details
  • openssl_pkey_get_private
  • openssl_pkey_get_public
  • openssl_pkey_new
  • openssl_private_decrypt
  • openssl_private_encrypt
  • openssl_public_decrypt
  • openssl_public_encrypt
  • openssl_random_pseudo_bytes
  • openssl_seal
  • openssl_sign
  • openssl_verify
  • openssl_x509_checkpurpose
  • openssl_x509_check_private_key
  • openssl_x509_export
  • openssl_x509_export_to_file
  • openssl_x509_free
  • openssl_x509_parse
  • openssl_x509_read
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