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; } ?>
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Bratina and Zanetti (1972a, September 01). Innovative marketing between industrial civilization and culture. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/innovative-marketing-between-industrial-civilization-and-culture
Taylor, B. (2019a, November 10). Augument intelligence: Data mining with AI. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/augument-intelligence-data-mining-with-ai
Schillewaert, N. (2020a, August 14). Mutatis mutandis- The business value of insights. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/mutatis-mutandis--the-business-value-of-insights
Pall and Arora (2020a, November 02). Anecdotal evidence for CX/UX. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/anecdotal-evidence-for-cx-ux
González and Medina (2021a, July 30). Transforming Lives, Transforming Times . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/transforming-lives-transforming-times--11763
Pope, J. L. (1996a, September 01). Quality and technology . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/quality-and-technology-
O'Hara, E. (1997a, September 01). Data warehousing . ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/data-warehousing-
Lustac, S. (1980a, June 15). The use of on-line retrieval systems as an aid for decision making. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/the-use-of-on-line-retrieval-systems-as-an-aid-for-decision-making
Ramalingam and Ghosh (2009a, February 11). The 'insight' story. ANA - ESOMAR. Retrieved March 31, 2023, from
https://ana.esomar.org/documents/the-insight-story