Solution for over 1024 encryption and decryption based on php rsa ciphertext, rsa ciphertext

Solution for over 1024 encryption and decryption based on php rsa ciphertext, rsa ciphertext

As follows:

<? Phpnamespace helpers; class OpensslRSA {// echo $ private_key private key; public $ private_key = '----- begin rsa private key ----- MIICXQIBAAKBgQC + encrypt/decrypt/GN + TyFWP + encrypt/wDt4FCkCala + encrypt + EW1/decrypt + encrypt/lIpyq85e/decrypt + 61 ChTFrl/ examples/examples + rnutxizjlublcxtjv61_bylykkzguqy7/ZhBPsFL4GnCUBBKhh/samples + 6ouE + samples/samples ----- end rsa private key -----'; // public key public $ public_key = '----- begin public key ----- BEGIN + L7ENzBHxKOqjuFHPFKlAt40BatVZhUAHw/notify/GN + TyFWP + BEGIN ----- END public KEY -----';

Public $ pi_key; public $ pu_key; // determine whether the public key and private key are available public function _ construct () {$ this-> pi_key = openssl_pkey_get_private ($ this-> private_key ); // this function can be used to determine whether the private key is available. The Resource id $ this-> pu_key = openssl_pkey_get_public ($ this-> public_key) can be returned ); // this function can be used to determine whether the public key is available. // print_r ($ this-> pi_key); echo "\ n"; // print_r ($ this-> pu_key ); echo "\ n";} // Private Key Encryption/* public function PrivateEncrypt ($ data) {openssl_private_encrypt ($ data, $ encrypted, $ this-> pi_key ); $ encrypted = $ this-> urlsafe_b64encode ($ encrypted); // The encrypted content usually contains special characters and requires encoding and conversion, during url transmission between networks, pay attention to whether base64 encoding is url-safe return $ encrypted;} */public function PrivateEncrypt ($ data) {// openssl_private_encrypt ($ data, $ encrypted, $ this-> pi_key); $ crypto = ''; foreach (str_split ($ data, 117) as $ chunk) {openssl_private_encrypt ($ chunk, $ encryptData, $ this-> pi_key); $ crypto. = $ encryptData;} $ encrypted = $ this-> urlsafe_b64encode ($ crypto); // The encrypted content usually contains special characters and requires encoding and conversion, during url transmission between networks, pay attention to whether base64 encoding is url-safe return $ encrypted ;}

// Replace the special symbol with the URL Content function urlsafe_b64encode ($ string) {$ data = base64_encode ($ string ); $ data = str_replace (array ('+', '/', '='), array ('-', '_', ''), $ data ); return $ data;} // Replace the converted symbol with the special symbol urlsafe_b64decode ($ string) {$ data = str_replace (array ('-','_'), array ('+', '/'), $ string); $ mod4 = strlen ($ data) % 4; if ($ mod4) {$ data. = substr ('====', $ mod4);} return base64_decode ($ data );} // The private key can be decrypted using the public key. public function PublicDecrypt ($ encrypted) {// $ encrypted = $ this-> urlsafe_b64decode ($ encrypted ); $ crypto = ''; foreach (str_split ($ this-> urlsafe_b64decode ($ encrypted), 128) as $ chunk) {openssl_public_decrypt ($ chunk, $ decryptData, $ this-> pu_key); $ crypto. = $ decryptData;} // openssl_public_decrypt ($ encrypted, $ decrypted, $ this-> pu_key); // the private key-encrypted content can be decrypted using the public key. return $ crypto ;} // public key encryption public function PublicEncrypt ($ data) {// openssl_public_encrypt ($ data, $ encrypted, $ this-> pu_key); // public key encryption $ crypto = ''; foreach (str_split ($ data, 117) as $ chunk) {openssl_public_encrypt ($ chunk, $ encryptData, $ this-> pu_key); $ crypto. = $ encryptData;} $ encrypted = $ this-> urlsafe_b64encode ($ crypto); return $ encrypted;} // Private Key decryption public function PrivateDecrypt ($ encrypted) {$ crypto = ''; foreach (str_split ($ this-> urlsafe_b64decode ($ encrypted), 128) as $ chunk) {openssl_private_decrypt ($ chunk, $ decryptData, $ this-> pi_key); $ crypto. = $ decryptData;} // $ encrypted = $ this-> urlsafe_b64decode ($ encrypted); // openssl_private_decrypt ($ encrypted, $ decrypted, $ this-> pi_key ); return $ crypto ;}}

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The above solution, based on the php rsa ciphertext, is to share all the content with you through encryption and decryption over 1024. I hope to give you a reference and support for the customer's house.