503 Bad sequence of commands

HTTP/1.1 200 OK
Date: Mon, 22 Apr 2024 08:11:38 GMT
Content-Type: text/html
Content-Length: 727
Last-Modified: Fri, 28 Apr 2023 03:44:55 GMT
Connection: keep-alive
ETag: "644b4137-2d7"
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Strict-Transport-Security: max-age=31536000
Content-Security-Policy: default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; connect-src 'self'; font-src 'self'; object-src 'self'; media-src 'self'; child-src 'self'
X-Content-Security-Policy: default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; connect-src 'self'; font-src 'self'; object-src 'self'; media-src 'self'; child-src 'self'
X-Webkit-CSP: default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; connect-src 'self'; font-src 'self'; object-src 'self'; media-src 'self'; child-src 'self'
Accept-Ranges: bytes

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 1539427508 (0x5bc1ccb4)
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: O=WatchGuard, OU=Fireware, CN=Fireware web CA
        Validity
            Not Before: Sep 13 10:45:08 2018 GMT
            Not After : Oct 10 10:45:08 2028 GMT
        Subject: O=WatchGuard, OU=Fireware, CN=Fireware web CA
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:df:6d:4f:f9:ce:a5:7e:7e:76:9f:ce:80:7f:5f:
                    8e:8a:83:f1:84:21:4f:e2:49:3d:f4:4a:0c:02:1b:
                    86:00:5f:93:8a:b1:ff:b2:72:88:a5:25:b7:dc:13:
                    6b:91:32:6b:04:46:9e:4f:db:ae:f6:af:28:8d:1b:
                    5b:8d:40:1f:29:a1:04:69:b2:53:71:fa:dc:ca:44:
                    6b:b1:1f:a7:95:22:ae:f7:6b:c9:00:98:64:a1:c1:
                    78:55:74:01:d1:05:54:1e:1f:a1:d8:da:3b:94:54:
                    53:87:5b:e3:99:9f:e5:0e:46:6d:8d:77:4b:a7:83:
                    9d:f1:e2:73:1d:df:16:1a:8a:7b:8e:dd:ce:61:59:
                    73:fc:00:37:71:92:51:62:64:8e:00:7c:2d:5a:ea:
                    bf:39:8b:f7:27:6c:90:6a:a4:82:af:91:8c:ad:f0:
                    d4:61:7b:e4:7a:20:7f:10:b9:75:86:8e:07:fa:00:
                    88:28:4f:e8:1e:cb:63:be:76:af:40:8a:96:7f:fb:
                    e0:dd:85:54:f2:b1:16:91:1a:39:5c:bb:39:91:25:
                    99:f5:60:ef:f2:11:c7:f8:1b:46:8b:2f:bd:82:0f:
                    eb:4f:0b:37:76:5a:57:2b:76:6e:ba:98:7a:e4:79:
                    b2:12:82:16:af:52:9a:8f:9f:fc:29:ec:7a:2c:24:
                    14:cf
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Key Usage: 
                Digital Signature, Key Encipherment, Certificate Sign, CRL Sign
            X509v3 Basic Constraints: 
                CA:TRUE
            X509v3 Subject Key Identifier: 
                D0:34:F8:9F:3B:9D:65:D1:6F:80:98:55:83:12:57:17:19:7A:53:E2
            X509v3 Authority Key Identifier: 
                D0:34:F8:9F:3B:9D:65:D1:6F:80:98:55:83:12:57:17:19:7A:53:E2
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        23:94:d5:54:42:a0:30:28:db:13:0a:73:ba:67:bf:ca:03:2e:
        08:0a:53:29:11:a5:91:81:81:24:9b:37:07:8a:27:92:32:6d:
        3a:96:b9:fa:26:9f:f5:cc:28:c9:96:53:c8:23:b3:7c:26:0b:
        f3:bf:a7:cc:7e:86:ec:3d:43:3c:3b:1a:0f:79:83:23:68:19:
        df:34:f7:0e:f0:f0:84:48:03:4e:21:f3:22:17:71:e8:26:17:
        cc:76:5d:db:9c:50:7f:75:69:9f:b1:99:a8:8e:71:00:d5:04:
        a2:5a:66:2e:a2:a1:cf:91:70:12:8d:04:27:42:cb:4a:85:b2:
        e6:2f:ae:43:c0:02:4d:92:d1:2a:18:08:ad:0a:3a:fa:7d:4e:
        66:74:0e:c4:eb:59:21:08:c4:00:52:bb:71:d9:da:19:6e:77:
        ca:97:60:da:63:8b:a2:26:02:05:82:70:d1:d6:a3:67:13:4d:
        2a:aa:e3:ba:95:ce:5b:ea:0f:6f:f6:95:bf:67:ee:4f:ad:f9:
        a7:57:2f:35:ad:25:0e:70:02:89:23:af:04:6d:ad:fb:1a:8c:
        11:87:b2:c8:ab:f7:f6:61:ed:fb:39:a2:68:06:11:b1:02:60:
        d2:4a:3e:fc:46:dc:60:3a:a7:06:cb:df:ec:10:93:0d:e8:c9:
        03:e7:dc:ed

HTTP/1.1 200 OK
Cache-Control:no-cache
Date: Tue, 23 Apr 2024 08:49:41 GMT
Server: webserver
Accept-Ranges: bytes
Connection: Keep-Alive
Keep-Alive: timeout=256, max=128
Content-Length: 8274
Last-Modified: Thu, 01 Dec 2022 10:51:43 GMT
Content-Type: text/html
P3P:CP=CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
        <title>Login</title>
        <link href="/css/oem.css" rel="stylesheet" type="text/css">
        <link href="/css/controllers.css" rel="stylesheet" type="text/css">
        <link href="/css/home.css" rel="stylesheet" type="text/css">
        <link rel="icon" href="/image/icon/favicon.ico" type="image/x-icon" />
        <link rel="Bookmark" href="/image/icon/favicon.ico" type="image/x-icon" />
        <link rel="shortcut icon" href="/image/icon/favicon.ico" type="image/x-icon" />
        <script type="text/javascript" src="../js/jquery/jquery.min.js"></script>
        <script type="text/javascript" src="../js/jquery/jquery.cookie.js"></script>
        <script type="text/javascript" src="../js/jquery/json2.js"></script>
        <script type="text/javascript" src="../js/jquery/md5.js"></script>
        <script type="text/javascript" src="../js/jquery/cryptico.min.js"></script>
        <script type="text/javascript" src="../js/jquery/cryptco.min.js"></script>
        <script>
            var software = "";
            $.ajax({
                url:"/softversion",
                type:"get",
                contentType:"application/json",
                async:false,
                success:function(version){
                    software = version;
                }
            });
        </script>
        <script>document.write("<script type='text/javascript' src='/js/home.js?ver="+software+"'></s"+"cript>");</script>
        <script>document.write("<script type='text/javascript' src='/js/controls/myrequest.js?ver="+software+"'></s"+"cript>");</script>
        <script>document.write("<script type='text/javascript' src='/js/language.js?ver="+software+"'></s"+"cript>");</script>
    </head> 
    <body onkeydown="checkActiveLogin(event);">
        <div class="background">
            <div id="language" class="language">
                <span class="languagelabel">
                    <label name="labLanguage" style="font-size:16px;"></label>
                </span>
                <span class="languageselect">
                    <select id="selLanguage" class="selLang" onchange="changeLanguage(this.value);">
                    </select>
                </span>
            </div>
            <div class="login-main">
                <div id="particles-js"></div>
                <from class="login-main-content">
                    <div class='logo'></div>
                    <div class='device-type'>
                        Network Video Recorder
                    </div>
                    <div class="login-line">
                        <span class="first-span">
                            <img src="/image/login/admin.png">
                        </span>
                        <span class="second-span">
                            <input name="UserName" id="UserName" type="text" maxlength="32">
                        </span>                     
                    </div>
                    <div class="login-line">
                        <span class="first-span">
                            <img style="margin-top:-1px;" src="/image/login/key.png">
                        </span>
                        <span class="second-span">
                            <input name="Password" id="Password" type="Password" maxlength="32">
                        </span>
                    </div>
                    <div class="forget">
                        <span>
                            <label id="labelForgetPsw" style="cursor: pointer;" onclick="doForget();"></label>
                        </span>
                    </div>
                    <div class="login-btn">
                        <input type="button" id="inputLogin" onclick="doLogin();" name="btnLogin">
                    </div>
                </from>
            </div>
            <div id="footer">
                <div id="divDownloadPlugin" style="display:none; justify-content:center; align-items:center">
                    <span style="margin-top: 5px; cursor:pointer;" onclick="downloadPlugin();">
                        <img src="/image/login/download.png">
                    </span>
                    <span>
                        <label id="labDownloadPlugin" style="cursor:pointer;" onclick="downloadPlugin();"></label>
                    </span>
                </div>
                <!-- <label name="labCopyRight"></label> -->
            </div>
        </div>
        <div id="activeMask" class="activeMask">
            <