user_login) . "\r\n";
$recoveryCodeFileContents .= "\r\n" . sprintf(__('Each line of %d letters and numbers is a single recovery code, with optional spaces for readability. To use a recovery code, after entering your username and password, enter the code like "1234 5678 90AB CDEF" at the 2FA prompt. If your site has a custom login prompt and does not show a 2FA prompt, you can use the single-step method by entering your password and the code together in the Password field, like "mypassword1234 5678 90AB CDEF". Your recovery codes are:', 'wordfence'), \WordfenceLS\Model_Crypto::strlen($recovery[0]) * 2) . "\r\n\r\n";
foreach ($recovery as $c) {
$hex = bin2hex($c);
$blocks = str_split($hex, 4);
echo '