Vendor/phpspreadsheet/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Shared/PasswordHasher.php
public static function hashPassword($pPassword)
    {
        $password = 0x0000;
        $charPos = 1; // char position

        // split the plain text password in its component characters
        $chars = preg_split('//', $pPassword, -1, PREG_SPLIT_NO_EMPTY);
        foreach ($chars as $char) {
            $value = ord($char) << $charPos++; // shifted ASCII value
            $rotated_bits = $value >> 15; // rotated bits beyond bit 15
            $value &= 0x7fff; // first 15 bits
            $password ^= ($value | $rotated_bits);
        }

        $password ^= strlen($pPassword);
        $password ^= 0xCE4B;

        return strtoupper(dechex($password));
    }
public static function hashPassword($pPassword)
    {
        $password = 0x0000;
        $charPos = 1; // char position

        // split the plain text password in its component characters
        $chars = preg_split('//', $pPassword, -1, PREG_SPLIT_NO_EMPTY);
        foreach ($chars as $char) {
            $value = ord($char) << $charPos++; // shifted ASCII value
            $rotated_bits = $value >> 15; // rotated bits beyond bit 15
            $value &= 0x7fff; // first 15 bits
            $password ^= ($value | $rotated_bits);
        }

        $password ^= strlen($pPassword);
        $password ^= 0xCE4B;

        return strtoupper(dechex($password));
    }
public static function hashPassword ( $ pPassword ) { $ password = 0x0000 ; $ charPos = 1 ; // char position // split the plain text password in its component characters $ chars = preg_split ( '//' , $ pPassword , - 1 , PREG_SPLIT_NO_EMPTY ) ; foreach ( $ chars as $ char ) { $ value = ord ( $ char ) << $ charPos ++ ; // shifted ASCII value $ rotated_bits = $ value >> 15 ; // rotated bits beyond bit 15 $ value &= 0x7fff ; // first 15 bits $ password ^= ( $ value | $ rotated_bits ) ; } $ password ^= strlen ( $ pPassword ) ; $ password ^= 0xCE4B ; return strtoupper ( dechex ( $ password ) ) ; }
Create a password hash from a given string.

This method is based on the algorithm provided by
Daniel Rentz of OpenOffice and the PEAR package
Spreadsheet_Excel_Writer by Xavier Noguer <xnoguer@rezebra.com>.

@param string $pPassword Password to hash

@return string Hashed password
Create a password hash from a given string .