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sudo yum install nmap lynis openvas

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nmap -p 1-65535 -sV <ЧÀÍÆ÷IPµØµã>

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sudo lynis audit system

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*.info;mail.none;authpriv.none;cron.none    /var/log/messages
authpriv.*                                  /var/log/secure
mail.*                                      -/var/log/maillog

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*.info;mail.none;authpriv.none;cron.none    /var/log/messages

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Logwatch£º×Ô¶¯»¯µÄÈÕÖ¾ÆÊÎö¹¤¾ß£¬ÓÃÓÚÌìÉúÒ׶ÁµÄÈÕÖ¾±¨¸æ¡£

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sudo yum install logwatch fail2ban

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<?php
$logFile = '/var/log/login.log';

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $username = $_POST['username'];
    $password = $_POST['password'];
    $date = date('Y-m-d H:i:s');

    $logMessage = "[$date] User '$username' attempted to login from IP '{$_SERVER['REMOTE_ADDR']}'
";

    file_put_contents($logFile, $logMessage, FILE_APPEND);
}
?>

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