openssl_public_decrypt Decrypts data with public key &reftitle.description; boolopenssl_public_decrypt stringdata stringdecrypted mixedkey intpaddingOPENSSL_PKCS1_PADDING openssl_public_decrypt decrypts data that was previous encrypted via openssl_private_encrypt and stores the result into decrypted. You can use this function e.g. to check if the message was written by the owner of the private key. &reftitle.parameters; data decrypted key key must be the public key corresponding that was used to encrypt the data. padding padding can be one of OPENSSL_PKCS1_PADDING, OPENSSL_NO_PADDING. &reftitle.returnvalues; &return.success; &reftitle.seealso; openssl_private_encrypt openssl_private_decrypt