Photoshop has become the standard in image manipulation among professional photographers and graphic designers. This course covers exam objectives for the Adobe Certified Associate (ACA) certification.
The id_user field will contain the unique id of the user, and is also the primary key of the table. Notice that we allow 32 characters for the password field. We do this because, as an added security measure, we will store the password in the database encrypted using MD5. Please note that because MD5 is an one-way encryption method, we won't be able to recover the password in case the user forgets it.
base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, md5($_SESSION['pw_key']), $string, MCRYPT_MODE_CBC, md5(md5($_SESSION['pw_key']))));
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