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

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4
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2answers
2k views

Test website for SSL 2.0

I'm in the process of disabling SSLv2 on our IIS-based webserver and am wondering how I can test that SSLv2 is actually disabled? The website is still in development so not visible outside our ...
4
votes
3answers
404 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 ...
4
votes
2answers
173 views

Most secure response for a server to return to a user scanning for exploits

I have ASP.NET servers hosted in IIS, regularly i see bots attempting to scan my server searching for outdated versions of phpMyAdmin, mysql etc. Currently these requests all return 404 because ...
4
votes
2answers
778 views

Freebsd: Separating apache service and www-data(htdocs) with jails, is it worth it?

Is it worth separating www-data and apache service from each other, in jails? I currently have this setup: Freebsd 9 1x Public ip (jails are in private ip's, nat'ed) 2 separate domains, managed by ...
4
votes
2answers
908 views

Code Injection detection on Web Servers

Recently I found one of my web servers hacked with malicious code injected to websites hosted there. It wasn't exactly my fault, as I shared the server with other people and someone put some unsafe ...
4
votes
3answers
51 views

Will sabotaging a shared web hosting account threaten the security of sibling accounts being that they are shared on the same server?

Will sabotaging a shared web hosting account threaten the security of sibling accounts being that they are shared on the same server? Whether it it be through htaccess setups, posting login ...
4
votes
2answers
463 views

how unsafe is it for Windows webserver IIS to have domain privileges

Normally in the past, I've managed that the production server only serves http(s) to the internet, and is isolated from it's database by a firewall which only allows database queries to travel. ...
4
votes
2answers
149 views

Retention periods for web logs

I work for an ASP that provides banking solutions Card Services Payments ACH Online Banking And others Back Story: Our company provides an "all in one" solution or parts thereof, we are ...
4
votes
1answer
118 views

Increased HEAD traffic to my website

In the last few weeks I have been getting an increased HEAD traffic to my website of the form HEAD / HTTP/1.0" 200 0 "-" "-" This just returns the details of my web server, right? The IPs are from ...
4
votes
1answer
409 views

Intrusion attempt? Host 'somedomain.org' is not allowed to connect to this MySQL server

We have a web site hosted on a shared server. The hosting company's MySQL servers are hosted on a different server. We collect certain kinds of requests through a web form, and write them to a ...
4
votes
2answers
413 views

How to improve VPS security?

I’m using Linux based VPS hosting, and a firewall and mod_sec help to keep most hackers out. However, over the last couple of weeks I noticed several entries in mod_sec showing that an unknown domain ...
4
votes
1answer
2k views

How to convert IBM Domino SSL keys (private key) to the OpenSSL format?

I have a customer with an IBM Domino server. They offer a way to export SSL keys but in a weird proprietary format. Any idea on how to convert those to OpenSSL? Basically I need to upload this key to ...
4
votes
1answer
62 views

Dangerous to open a unix socket within www root?

My web server is chrooted into /var/www, and its contents are available over the network. One of my web applications needs access to a unix socket, and so that socket needs to be somewhere in ...
3
votes
2answers
223 views

Is it possible to steal a non secure Cookie when the Web Server (IIS) only allows Https?

Is it possible to steal a non secure Cookie (Secure Flag is false) when the Web Server (IIS) only allows Https?
3
votes
3answers
442 views

What is the actual security of this login page?

Please visit https://devforums.apple.com If I visit this site using my Safari 6 web browser, this page does not show the normal security indicator that secure sites normally show. Does this ...
3
votes
3answers
2k views

is it worth to implement a firewall on a web server you control?

I see the main reasons for a firewall on a web server to be defense in depth and extra cushion for a possible admin error of running an unnecessary daemon. I'm trying to see if I am overlooking ...
3
votes
2answers
331 views

Security concerns about my webapp

I read though OWASP very carefully, but I am not sure about some parts of my website. I am using jbcrypt on my website. It stores the salt in the hash itself something like this hash+salt. I read ...
3
votes
2answers
312 views

Would our company system be more secure using a VPN?

I'm currently building a back-office system for our company [for internal use] that will manage our customers, accounts etc (not interested in don't reinvent the wheel comments today, thank you!). I'm ...
3
votes
2answers
125 views

Does site need SSL to resend info to a site that does use SSL?

Let's say I have a website isellchicken.com, this site needs to be able to collect sensitive user information like credit card details. This site will not process the information, but will send it to ...
3
votes
1answer
121 views

How to ensure web application remains secured after intrusion of server

My application employs asymmetric encryption / decryption, the process of how this work is detailed below: Encryption - Server A Data is encrypted using the public key of server B Data is signed ...
3
votes
4answers
2k views

Determining the point of compromise on an infected web server?

Recently a friend of mine has had his web server compromised - all PHP files were injected with malicious code, in particular one that looks to be called "GetMama". If I look this up, it seems that ...
3
votes
3answers
201 views

What security standards should be implemented in a simple web application

I am creating a web application that basically reads/writes/updates information from and to a database on a server. I am knowledgeable in computer programming, but while seeking security standards, I ...
3
votes
3answers
248 views

Where's the security when a payment gateway let website handle Credit Card detail

Has anyone worked with eWay payment gateway before? Basically, there's a service endpoint where you post the customer's detail and credit card details from the web application after the browser sends ...
3
votes
3answers
1k views

Google App Engine Security

I am writing a master thesis concerning security of certain applications, and as a part of it I want to write a web app on Google App Engine and test how secure it is. Does anyone know if there was ...
3
votes
2answers
130 views

Need an overview of web service / web site security world, where do I start? [duplicate]

Possible Duplicate: Resources to learn about security I'd like to get a good understanding of modern issues in web security and get insight into what it takes to keep your sites and ...
3
votes
2answers
754 views

Identify and disable weak cipher suites

i'm asking a question on a subject that is pure chinese to me..sorry in advance A security scan result prior to the deployment of a web application on windows server 2008 R2 has raised the below ...
3
votes
3answers
631 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 ...
3
votes
1answer
114 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 ...
3
votes
1answer
3k views

My web server is hit by strange traffic, what is that?

I'm a noob and just set-up a linode account to play around with linux development. I started nginx and made a simple homepage for my domain (giuliopizzini.com). Today I checked the nginx logs and ...
3
votes
1answer
220 views

What steps need to do to identify security hole

I use VPS hosting. Installed CentOS 6 and ZPanel according to this tutorial http://www.zvps.co.uk/zpanelcp/centos-6 Received warning from hosting provider: This URL has been identified as a phishing ...
3
votes
1answer
220 views

Mitigation Strategies for Response Spliting Attack

I am not going into basics of HTTP response splitting attack as above figure completing describes the working of such a attack. Previous Post have also discussed working of such a attack ASP.NET ...
3
votes
2answers
121 views

How could this file have been modified?

I was recently asked to help make a few modifications to an old ASP Classic website. At one point I was looking at the page source while debugging some JavaScript and noticed a div full of links to a ...
3
votes
3answers
192 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 ...
3
votes
2answers
648 views

How to counter or fix banner grabbing vulnerability

During an audit i came across banner grabbing findings,and would like to know how to mitigate that on IIS and apache server.
3
votes
2answers
345 views

Security for home server, wiki

I recently set up my own home server, running Ubuntu linux. The intent I'm having for this is to have a private wiki for my family, so we can have a place to collect information like phone numbers, ...
3
votes
4answers
101 views

What things should I check for when giving a client control of the filename parameter to C's open() function?

I'm doing a school project where we are building a simple web server in C. To implement this I read the first line of the request (all I need for my purposes) and parse the middle string as the file ...
3
votes
1answer
191 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. ...
3
votes
2answers
539 views

How to remember a trusted machine using two factor authentication (like Google's system)

We are developing a web application that will use two factor authentication. We are likely to try and emulate something similar to that used by google, where to login you enter a username and ...
3
votes
2answers
578 views

Restarting nginx with Jenkins or Phing - is it safe to allow Jenkins to run sudo without prompt for password

I am implementing the recommendations from Integrating PHP projects with Jenkins for my own PHP projects. I have created a jenkins user in my ubuntu 12.10 server. I used Phing as my build tool and I ...
3
votes
2answers
542 views

Hide web.xml file from public view

I have found a vulnerability in a sun java application where the web.xml file is publicly viewable as the application is not using any .htaccess nor web.config. I don't how to restrict. I tried with ...
3
votes
2answers
231 views

Securing a script to prevent database from being exposed

We have an Ioncube encoded script running on an Apache web server which stores customer confidential information in a MySQL database. We have configured the script to run under its own account using ...
3
votes
1answer
287 views

What are some steps to take for securing a Linux server that aren't in this list of obvious ones?

Obvious things: Disable root login (rather, don't enable it) Secure SSH (no root login, key auth only, timeout after inactivity, whitelist users who can SSH in, etc.) IP Tables firewall whitelisting ...
3
votes
2answers
572 views

Compromised server redirecting only requests from Google

I found something very suspicious. When connecting to www.pulseexpress.com following a Google link, the server redirects you to some very dubious site that sends you a .exe file right away: # host ...
3
votes
0answers
61 views

Cascaded Sudo for privilege elevation

I intend to use the least privileged user to do a given task. The issue is that it involve a kind of responsibility chain and translate as a sudo chain in my scripts, spreading the overall task in ...
2
votes
4answers
873 views

htaccess hacked

I have a dedicated server. A few minutes ago I realized that someone has changed the .htaccess file. How can I protect against that kind of attack? Update: I have no code/site live, only a coming ...
2
votes
2answers
517 views

What is the ultimate goal of hacking a webserver? [closed]

Recently I noticed a lot of traffic generated by automated bots that were checking for vulnerabilities in my web server. They were mainly looking for ways to hack into plesk/wordpress which I don't ...
2
votes
3answers
142 views

Website Authenticity/Verification without SSL

Are there any other ways of verifying the web server you're visiting is actually the correct one? For example, if a domain name's DNS was hypothetically hijacked, and users were directed to a phishing ...
2
votes
4answers
998 views

Spider Attack from several search engines at once

Hello my server is getting hit by spiders from bingbot, google, yahoo, yandex, and some place in the UK all at the same time crashing it. While I have no reason to think any one person did this, it ...
2
votes
2answers
2k views

How to check if a website is sending out a virus?

I'm a webmaster at a company without much knowledge of IT Security. We are running 6 computers connected to a central server that also hosts our website. 3 out of 6 people in the office have gotten ...
2
votes
2answers
231 views

ip-fragmentation and mod_security?

is it possible to use ip-fragmenation (for example with fragroute) to evade mod_security? the idea would be to split a sql-injection- or xss-string into little pieces so it s not recognised.