PHP: openssl_digest - Manual
https://www.php.net/manual/en/function.openssl-digest.php
openssl_digest. (php 5 >= 5.3.0, php 7, php 8). Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.
PHP Digest HTTP Authentication example not... - Stack Overflow
https://stackoverflow.com/questions/5173567/php-digest-http-authentication-example-not-working-why
analyze the PHP_AUTH_DIGEST variable if (!($data = http_digest_parse Digest authentication is a separate Apache module that's often not installed on servers - especially with cheap hosting companies.
GitHub - pronskiy/php-digest: Search through all the links mentioned...
https://github.com/pronskiy/php-digest
pronskiy.github.io/php-digest/.
HTTP Basic and Digest authentication with PHP
https://evertpot.com/223/
Digest is designed to be more secure. The password is never sent over the wire in plain text, but rather as a hash. The implications of the usage of a hash is that it can never be decrypted.
lib-php-digest download | SourceForge.net
https://sourceforge.net/projects/libphpdigest/
Free. Windows, Mac OS, Linux. A library designed to implement HTTP Basic and Digest authentication in a PHP environment with minimal coding.
PHP Digests Search Tool
https://pronskiy.com/php-digest/
PHP Digests Search Tool. # Ссылка. Описание.
Digest access authentication - Wikipedia
https://en.wikipedia.org/wiki/Digest_access_authentication
Digest access authentication is one of the agreed-upon methods a web server can use to negotiate credentials, such as username or password, with a user's web browser. This can be used to confirm the identity of a user before sending sensitive information, such as online banking transaction history.