How to protect our website from Hackers. I have developed a website. This is still on a demo url. This is not on the original url but i see that some people in USA and other countries are accessing the page with my old urls. I get the mail of error report with IP address of the user.some user try with wrong url like [URL]. How i will protect my website from these types of users and also from Hackers.
View 1 RepliesI am currently creating a .NET based (website/system) solution for small IT companies and I am offering it in a self-hosted package, which means my clients are going to mainly install it on their own servers. How do I make sure my system is not being run except on one server per client and no body is illegally-copying it to other servers/machines?
View 2 RepliesIf I have a url as part of my website that points to a document:[URL]
is there any way to prevent someone from just going to that URL if they are not logged/authenticated into our site? The site has its own login username/password mechanism that was implemented where users log in.
i have a search box, many text boxes which taken various inputs and save it to database using primitive methods such as "insert into....." executenonquerry etc.have read something that " a textbox by itself can prevernt attacks known as sql injections" is that true?if sohow to enable it?does it need extra coding?
View 1 RepliesI have a website that is going on a public server so I want to password protect it, but for a while only myself and a couple of others will be using it. I will eventually get it together to do it right and have the users in a database etc, but for now, I just want to put a couple of users with their passwords in the web.config and have them authenticate on a login page.
View 2 RepliesI am in trouble in to remove malicious code from our so many site , develope in asp.net andn in asp.
Most of the time hacker inject the code in Body tag at onload evenet and also at the end of html tag using Java Scriprt.
how to prevent it by programing a code in asp.net or in java script or by other...
i want to learn ways of hacking for avoid them in aspow do hackers hacking web sites?and how do avoid them?
View 2 RepliesI want to protect and put a password to block any decompiling possibilities (for example using decompile software) of all C# codebehind files.
Is it possible to achieve this and still be able to run the website as normaly?
I am using Visual studio to precompile the files, but I guess it is still possible for someone to decompile them.
I have a process where I ftp a textfile to a webserver and then process the file (load it into a database). The textfile is then deleted. How do I protect the textfile from being viewed/ accessed by a user while it exists? I'm using ASP.Net 2.0
View 3 RepliesI have a webpage where by user can upload jpg file through browse control on my server. Functionality working fine.
I have concern that if any one create virus and assemble it in a form of jpg and upload it on my server which can crash the hard disk or any other disaster.
I have images on my page. I want to protect them. so, i want to protect my page and images from print screen. How i will do it.
View 1 Repliesweb pages running on the localhost, if i copy the web page link (address link), then copy to the another tab or browser, it should not open, it should display a Login Page.
For example, web pages are
Login.aspx
Account.aspx
Once Login, account page will open, then copy the address link, then try to open in another tab or browser. It is directly account page is display.
Account page directly should not open without login page.
How to protect the web pages.
I am new at asp sites, and just started to use visual studio...
So every page i make, there is another one (source file) linked to it.
Example...default.aspx and with that the default.aspx.vb or default.aspv.cs. I know what those files are for, but how do i protect them from being downloaded from users... Anyone can just type the url, and get my hard work :-/
I have a website about to go live. I'm wondering what I should be doing about the connectionstring in the web.config. Do I obfuscate it and it so how?
View 3 RepliesI know there is a server software named media server protects video link to direct accessing.But adobe's.
Is there a way to protect video link? or progressive video stream loading and preventing video direct link.in aspnet ? so no jdownloader or any link gather programme can detect it.
I'm going to publish an asp.net pre-compiled web site on shared hosting account but I don't want my code to be copied and able to run on another domain. I need to check domain and if not example.com or www.example.com redirect to error page or show error as response.
EDIT: Here is my solution based on given answers
void Application_BeginRequest(object sender, EventArgs e)
{
string[] safeDomains = new string[] { "localhost",
"example.com", "www.example.com" };
if (!((IList)safeDomains).Contains(Request.ServerVariables["SERVER_NAME"]))
{
Response.Write("Domain not allowed!");
Response.End();
}
}
I have a page which includes video player (flash or silverlight). How I can protect videofile for direct download?
View 2 RepliesHow to protect from sql injection where if a ' is put in the end of the URL there is an error ?
View 12 RepliesCode:
Sub btnLogin_OnClick(Src As Object, E As EventArgs)
Dim myConnection As OleDbConnection
Dim myCommand As OleDbCommand
[code]....
I found this code for user authentication. How secure is this? Can this be bypassed? Can I protect a MySQL database with a password? Can people see a MySQL database's data if it's not protected?
I'm working on a website that streams audio files for the user from a directory on the server machine. How do I protect the audio files from users being able to navigate to the folder and just downloading them locally, but still provide them access to stream them? If I set permissions on the folder via IIS, is there a level that I can set so that the server can stream but not allow anonymous access?I'm sure there is a tutorial or other thread about this out there, it's just hard to search for this specific issue. Any help or a simple link to another thread/tutorial
View 3 RepliesUser downloads a document from a specified site, saves to the local disk and fills in confidential details. When other users logs on to this computer and if they try to access the file, the document should not be accessible. Also consider that the document can be saved to a common server too, in which case, no one else other than the person who downloaded and filled the document should be able to open the document.
some options to protect this document.
I have contact form and offten using this form my web site is under attck... someone install some code who try to connect using java scriptand all java scripts that I'm using in my web site are infected...
How to protect my contact form?
I have built an ASP.NET application that needs to be password protected. This application will be installed on multiple offline computers, and we need to make sure that when being installed it requires a password. But even if it requires a password, someone can easily copy the database and the published folder and duplicate the application on their system right?
I need a way to prevent this. It should only work on laptops that we have installed it on.
I've got SL application where i should implement file managment subsystem. I've got hierarchical structure of filesfolders(just description). Also each filefolder has its own permissions to usersgroups. I would like implement that one user who has permission to download file couldn't give it to another user, who hasn't this permission. So if user has download permission he get link [URL] and download it. But he could give this link to another person without permission.
View 2 RepliesI have written a namespace for a guestbook for my personal website. When I use a quote(") or single quote(') in a guestbook message the system(server) gives me a warning there is an error in my SQL syntax.
Incorrect syntax near 'are'. Unclosed quotation mark after the character string ')'.
I have tried to implement the answer of an older topic written by me in the namespace. But it gives me errors. [URL]
how to protect this namespace against SQL injections?
[Code]....