Since PHP 7.2 the mcrypt extension isn't released anymore since it was deprecated for 7.1 The composer.json file does allow it to be installed with PHP 7.2. An upgrade should be made to the library to ...

If you've discovered that you can't install mcrypt as you once could, fret not. Here are the steps to take so you can get that oft-used dependency installed with the help of pecl. As of PHP 7.1, the ...

For the rare case that you are using the mcrypt extension at the same time as having phpseclib's mcrypt_compat v1 installed. mcrypt-compat calls phpseclib's Base.php which calls the mcrypt extension's ...