function encrypt($plaintext ) { // hash the key to a fixed length $hashed_key = hash('sha256', 'kDLTzj2QGCenCXW8s44h4ddDjeJiuSP2', true); // pad the plaintext with whitespace to be a multiple of 16 bytes $padded_plaintext = str_pad($plaintext, strlen($plaintext) + 16 - strlen($plaintext) % 16); // encrypt the padded plaintext with the hashed key $iv = openssl_random_pseudo_bytes(16); $ciphertext = openssl_encrypt($padded_plaintext, 'AES-256-CBC', $hashed_key, OPENSSL_RAW_DATA, $iv); $ciphertext = base64_encode($iv . $ciphertext); return $ciphertext; } function decrypt($ciphertext) { // hash the key to a fixed length $hashed_key = hash('sha256', 'kDLTzj2QGCenCXW8s44h4ddDjeJiuSP2', true); // decrypt the ciphertext with the hashed key $ciphertext = base64_decode($ciphertext); $iv = substr($ciphertext, 0, 16); $ciphertext = substr($ciphertext, 16); $padded_plaintext = openssl_decrypt($ciphertext, 'AES-256-CBC', $hashed_key, OPENSSL_RAW_DATA, $iv); $plaintext = rtrim($padded_plaintext, "\0"); return $plaintext; } ?>
The results has been filter on Tags containing Concept Research.
ANA has found 119 results for you, in
8992 ms.
Currently showing results 10 to 18.
Didn’t find what you were looking for? Try the Advanced Search!
, C. (1976a, December 01). Reports on qualitative research on 'coffee with' . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/reports-on-qualitative-research-on-coffee-with-
, C. (1977a, March 01). Research report on attitudes towards the concept of a pre-wash stain remover . ANA - ESOMAR. Retrieved March 31, 2023, from
, C. (1978a, February 01). Qualitative research on Project Starky. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/qualitative-research-on-project-starky
, C. (1979a, May 01). Qualitative research into convenience desserts . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/qualitative-research-into-convenience-desserts-
, C. (1979a, May 01). Shanghai and Rouge concept resesrch. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/shanghai-and-rouge-concept-resesrch
, C. (1970a, December 01). Qualitative research on deodorants . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/qualitative-research-on-deodorants-
, C. (1974a, January 23). Qualitative research on the natural-ingredient concept and Weleda packaging. ANA - ESOMAR. Retrieved March 31, 2023, from
, C. (1974a, March 18). Leisure and reaction in the Rouen area. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/leisure-and-reaction-in-the-rouen-area
, C. (1974a, June 01). Qualitative research on new product development for Kraft under the Cracker Barrel name. ANA - ESOMAR. Retrieved March 31, 2023, from