Php interface data encryption, decryption, verification signature code instance

Php interface data encryption, decryption, signature verification code instance php interface data encryption, decryption, signature verification code is very simple, there is not much nonsense here, directly provide the code & lt ;? Php **** data encryption, decryption, authentication signature * @ editwww.lai18.com * @ date2015-07-08 ** header (Content-Type: textxml; charset php interface data encryption, decryption, signature verification code instance
Php interface data encryption, decryption, signature verification

The code is very simple, so there is not much nonsense here, and the code is provided directly.

 SetKey ($ aeskey); // decrypt AES ciphertext $ plaintext = $ aes-> decrypt (base64_decode ($ crypttext); echo $ plaintext; echo'
 '; // AES encrypted plaintext // echo $ aes-> encrypt ($ plaintext ); // rsa public key $ publickey = 'signature + rDknXLqMT + signature/Signature/A0Vfb0 + xM8MnF46DdhhrnZrycERBSbyrcwIDAQAB '; // echo base64_decode ($ publickey ); // rsa signature $ signature = 'xhin4uufqrkdehkbd/hQisXLFFSxM6EZCvCPqnWCQJq3uEp3ayxmFuUgVE0Xoh4A IWjIIsOWdnaToL1bXvAFKwjCtXnkaRwUpvWrk + signature + aumEAcPyYDxLhDN646Krzw = '; // echo base64_decode ($ signature); $ rsa = new Crypt_RSA (); // Set the RSA signature mode CRYPT_RSA_SIGNATURE_PSS or CRYPT_RSA_SIGNATURE_PKCS1 $ rsa-> setSignatureMode (signature); // var_dump ($ rsa-> createKey ()); // Generate the RSA public key and private key // extract ($ rsa-> createKey ()); // use the RSA private key to generate a signature // $ rsa-> loadKey ($ privatekey); // $ sign Ature = $ rsa-> sign ($ plaintext); // use the RSA public key to verify the signature echo $ plaintext; $ rsa-> loadKey (base64_decode ($ publickey )); echo $ rsa-> verify ($ plaintext, base64_decode ($ signature ))? 'Verified ': 'unverified'; echo'
 '; // Generate the RSA public key, private key // var_dump ($ rsa-> createKey (); extract ($ rsa-> createKey ()); // use the RSA private key to encrypt data $ rsa-> loadKey ($ privatekey); $ ciphertext = $ rsa-> encrypt ($ plaintext ); // use the RSA public key to decrypt data $ rsa-> loadKey ($ publickey); echo $ rsa-> decrypt ($ ciphertext );

Every time you talk about any transactions involving money and transactions, you need to pay special attention to security issues, such as developing a forum or a shopping cart.

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