An application that is accessed over a network such as the Internet or an intranet using a browser.

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0
votes
2answers
103 views

How much detail to publicise when a software vendor patches and issues an advisory? [closed]

I am interested to hear what the community's thoughts are on detail provided by a software vendor along with a fix and a security advisory. For example, let's say that some kind of severe ...
3
votes
2answers
346 views

How to intercept url to disallow Forced Browsing in simple Dynamic Web Project?

I found an issue related to Forced Browsing in my web-application.And I was able to verify that my static content(like text document...mainly help documents) can be accessed by simply hitting the URL ...
2
votes
1answer
1k views

How to show XSS popup without using alert and script keywords?

I have come across a field that is vulnerable to XSS. It accepts and tags however keywords script,alert, msgbox, prompt are blocked. I have tried every encoded version of these keywords but its not ...
4
votes
3answers
364 views

Is it necessary to test all input parameters of a web application when testing its security?

We know that testing input parameters for lack of validation is one part of a black box web vulnerability assessment but, is it necessary to test ALL input parameters (parameters, cookies, HTTP ...
-6
votes
1answer
239 views

Suspicious random IPs requesting image from my server - botnet? [closed]

I've been getting a steady stream of requests for the same logo file from random IP addresses, many of which indicate they're mobile when I look them up. I'm at a loss to explain this. Anyone seen ...
5
votes
2answers
297 views

How do indirect, session-specific resource tokens increase security?

The OWASP web site recommends this: Use per user or session indirect object references. This prevents attackers from directly targeting unauthorized resources. For example, instead of using the ...
6
votes
3answers
389 views

Should password be cleared after unsuccessful logon attempt?

Lets assume following workflows a) On a device with keyboard: I type my username and password Press enter [realization] I made a typo Password field is cleared: not a big deal, I can type ...
30
votes
3answers
2k views

Is there a security reason for a site to limit the number of times a user can change their password?

Is there a security reason to disallow a user to change their password as frequently as they want? I have found this security policy in a site and I am not sure why it is enforcing it. One reason I ...
2
votes
3answers
693 views

Should I take care when entering incorrect passwords in untrustworthy websites?

I have the problem that I usually use 4 passwords that I use quite often. I use the first two strong passwords for very important services (e.g. Email, PayPal,..), and the other two not so strong for ...
6
votes
1answer
257 views

Is it dangerous “Powered by…” tag

Is it dangerous from a security perspective to put a line at the bottom of a website "Powered by Wordpress/Drupal/Django/WHATEVER" ? I know that certain platforms/applications have different security ...
22
votes
11answers
10k views

Prevent my site from being copied

Is it possible to protect my site from HTTrack Website Copier or any similar program? Without setting a max number of HTTP request from users.
1
vote
1answer
453 views

Web application vs web service security

My question is about the difference between usual security expectations from a web application (intended to browser navigation) vs SOAP web service. For a web application, an acceptable solution for ...
9
votes
4answers
994 views

How dangerous is it to store password in plain text on sites like GitHub?

I have a few private repositories set up on GitHub for some of the projects I am working on for my company. These applications connect to databases and I have database authentication credentials ...
11
votes
2answers
16k views

Specific risks of embedding an HTTPS iframe in an HTTP page

I need help listing the specific risks of embedding an HTTPS iframe that enables credit card checkout inside of an HTTP page. Are there security issues with embedding an HTTPS iframe on an HTTP page? ...
5
votes
3answers
779 views

In what way is a partially encrypted webpage insecure?

What are the potential vulnerabilities that might arise if a webpage is only partially encrypted. I can think of 2 possibilities: You can change the non-encrypted parts of the page (HTML, CSS, ...
4
votes
1answer
133 views

Use Tor when testing on web apps that allow testing & have bounty programs?

When testing live web apps that allow / encourage security research & disclosure should I be routing my traffic through Tor? Is there a good reason not to? Does it imply a certain malicious ...
2
votes
1answer
484 views

Oauth2 - in traditional enterprise applications

I read about Oauth2, mostly in the context of social media service providers like Google, Facebook, Twitter where they Try to allow access to user data without giving password to third party ...
1
vote
2answers
967 views

Asynchronous vs. Synchronous authentication process

I'm currently developing a web application using Node.js (server-side JavaScript) and MongoDB (NoSQL database). I'm at the stage where I have to design the authentication and I had a question about ...
2
votes
2answers
889 views

Allowing user to access password protected website without disclosing the password

A friend of mine has the following problem. She is an accountant and her clients frequently give her their login credentials so she could download their accounting data from various financial ...
-2
votes
1answer
172 views

Using Old version of mysql connector's security issue [closed]

I'm using asp.net 4.0 and MySQL. Last week my hosting firm changed security level of from full to medium. MySQL connector doesn't work correctly anymore. For this reason I'm using old version of ...
2
votes
1answer
270 views

Is it secure to use a URL to automatically authenticate to an OAuth-protected API?

I'm looking for a way to create a URL that allows a user to login to our application without providing a username and password. We have created an API which is protected using OAuth 2.0. I want to ...
3
votes
1answer
119 views

Online only encryption

I understand that one can use for example PGP (or GnuPG) to encrypt emails and files. (And I understand that there are other programs out there that will do "similar things") This, though, requires ...
3
votes
1answer
115 views

Designing a secure information system

Could someone please provide me with some guidance for a system I am designing... A general overview of the system is that it is to store information on staff and "customers" - this information ...
3
votes
4answers
399 views

Open exploits database, with structured data (CMS name, version, etc.)

For a web security app I'm working on, I want to list all the exploits that a certain Wordpress version have. (and hopefully the same for other CMSs) I found some (open) exploits databases that list ...
0
votes
1answer
398 views

Site Hacked - Where to go from here? [closed]

Our magento based e-commerce site was hacked over the weekend, the hackers managed to gain access to the magento files and embed some scrambled code into the get.php file in the root directory. I ...
7
votes
3answers
1k views

Flaws in Crypto Cat

I've heard from several people that Crypto Cat has some security flaws. Has anyone performed an analysis of the system and written a whitepaper? I'm curious what the flaws specifically are and what ...
1
vote
2answers
460 views

CSRF protection with cookie and AJAX

I would like to note that I've read the other question with an embarrassingly similar title and it does not contain an answer to my question. I have not used CodeIgniter as a programmer, but I have ...
0
votes
2answers
277 views

Are there any HTTP servers that can detect two cookies with the same name, but issued from different subdomains?

As a follow up to the Related Domain Cookie Attack question, I'd like to see if there are any servers that are able to detect instances where multiple cookies are sent from multiple domains. In other ...
4
votes
1answer
960 views

Authenticating users on offline devices such as ipad

We are wanting to authenticate the user inside a webapp (JavaScript/HTML inside browser) running on a tablet, but want to be able to do this when the device is offline from the network. I realize this ...
3
votes
1answer
243 views

Secure information exchange between web applications using browser redirection

We're implementing a web application (US) that needs to exchange sensitive information with a third-party web application (THEM). The way we'd like it to work is that an end user clicks a hyperlink, ...
12
votes
3answers
11k views

Why does Hydra return 16 valid passwords when none are valid?

I've been playing around with Hydra and DVWA and I've hit a bit of a snag - Hydra responds letting me know that the first 16 passwords in my password list are correct when none of them are. I assume ...
1
vote
1answer
136 views

Random pages getting created on classic asp site

In the file structure of my site, I see some randomly generated files like 'justinbieber.asp', 'justinbiebershoes.asp','guccishoes.asp' etc. I tried deleting them but they are generated again. Can ...
5
votes
2answers
107 views

Preventing fraudulent access to restriced resource on the web?

I'm working on a web application along with a web API and I've been warned against what seems to be a basic vulnerability: not checking that the user making an action has sufficient privileges on the ...
0
votes
1answer
90 views

App uses html_safe method, possible issues

For one who doesn't know, .html_safe is rails method, which outputs strings as part of html document. The problem is that string is user inputed. What did I do to prevent some bad actions - regexp ...
4
votes
1answer
122 views

Security consequence of Javascript hole in an online chat?

For an online chat that allows basic HTML, what happens if they leave an open way for a potential hacker to execute javascript on everyone who is in the chat? What is the worst thing they could do?
4
votes
1answer
180 views

Design of system based on HTTPS, Client Certificates and custom CA

I have the following system: 2 application servers. At the beginning is installed the first server and later is installed the second one. A client access from a browser to both servers Application ...
0
votes
2answers
832 views

Blackbox vs whitebox testing your own site?

When performing a security audit of one's own site is one of these methods of testing generally considered better? Would I be wasting my time by doing blackbox testing when I have access to ...
14
votes
3answers
3k views

Cross Site Scripting without special chars

I'm testing a web application and I found a XSS vulnerability. I can break a tag and inject some code to the application but nothing potentialy dangerous for the client. The application has a filter ...
10
votes
3answers
260 views

What simple security considerations can I / should I make for a read-only API?

Right now I'm setting up an API, to be consumed on the client-side to set up a directory site. I'm wondering what extra steps I need to take just to prevent people from gaining write access to the ...
-1
votes
2answers
157 views

Interpreted VS Compiled web frameworks and trust

OK here is a big question. Interpreted languages have many advantages over the compiled languages when it comes to web application. But what is the ftp server is hacked or the web hosting company ...
7
votes
2answers
4k views

CSRF protection and Single Page Apps

I am in the process of writing a thick client web app using Angular.js (single page app) and was wondering what are the best practices for securing the app using a CSRF token. Should I send a CSRF ...
14
votes
2answers
684 views

Does it make sense to hash a session id before passing it to an advertisement partner?

My company runs a webshop. We work with a partner that gives discount vouchers to our customers after they buy (the vouchers can be used in other online shops) and also gives vouchers for our shop to ...
-4
votes
1answer
661 views

Protect java WEB application inside the server(against reverse engineering) [closed]

I have a web application running on Glassfish 3.1.2 servlet container and I need a way to protect the compiled java classes. I have tried to obfuscate the source code but it didn't work. The project ...
2
votes
2answers
2k 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 ...
2
votes
2answers
148 views

Is it safer to store the XSRF value inside your JavaScript?

To protect yourself against XSRF, you need to have a separate token on a page. See: Coding Horror: Preventing CSRF and XSRF Attacks, by Jeff Atwood As the posting suggests, its best to have those ...
4
votes
4answers
7k views

How to prevent restrict access to a web application to authorized devices only?

I have developed an MVC web app. Right now, the client using this app in office area. The client has requested that no one should use this app on any device except the office's PC/tablets. Now ...
8
votes
2answers
536 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 ...
4
votes
2answers
622 views

How does YouTube prevent automatic piracy?

When I visit YouTube, my browser accesses the website and begins to play whatever video I select. By its very nature, this involves YouTube sending the content of the video to my computer. Not only ...
0
votes
1answer
83 views

Security comparisons between two approaches: how to distinguish FUD from Substance? [closed]

Background: WorkerB and Tymac were discussing the pros-and-cons of using two different alternatives for extending a web content management system that is used in their company. Alternative one ...
7
votes
3answers
2k views

What kind of attack was this?

So our website was hacked, and these are the things that were done: Some entries in the database were changed. I don't know if this was via SQL injection, or direct database access (only root is ...