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all groups > dotnet security > august 2005 > threads for august 15 - 21, 2005

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Enabling Forms Authentication Stops Button Click Events
Posted by Waqas Pitafi at 8/21/2005 11:06:02 AM
Hi, 3rd day is already gone without any solution. My problem is, I have a Windows Server 2003 sp1 machine as my development platform having NTFS filesystem. Other notable components installed are ODP.NET (latest version), WSE 2.0 sp3, offcourse VS.NET 2003 so .NET 1.1. When I enable For...more >>

what exact registry entries does the installing of a .net windows service create? either with installutil or with a deployment project.
Posted by Daniel at 8/19/2005 4:47:29 PM
what exact registry entries does the installing of a .net windows service create? either with installutil or with a deployment project. ...more >>

ASP.NET form-based authentication help
Posted by Sword at 8/18/2005 2:13:03 PM
I have an ASP.NET application that using form-based authentication. I have a logon page, the user can enter his user name and password – which stored on a remote SQL server, after click the Logon button, if both are correct, the application will redirect the user to a welcome page. It’s ve...more >>

Negative numbers in encryption key
Posted by Corleen at 8/18/2005 12:21:02 PM
Hello I've written a simple .net 1.1 class that uses the cryptography classes to encrypt/decrypt using DES. My client just sent me their key which contains negative numbers for example - byte[] keyBytes = {103, -39, -110, 62, -100, 37, -29, 59}; I know they use Java at their shop which I be...more >>

StreamWriter causes SecurityException when attempting to write to network drive..need help
Posted by LordHog NO[at]SPAM hotmail.com at 8/18/2005 12:13:44 PM
Hello all, I am using C# Express 2005 that parses a log file then generates a report in another file. When I run the application from a network drive it throws a SecurityException when I attempt to create a StreamWriter instance. It fails at the following line.. sw = new StreamWriter( rep...more >>

VS2005 - X509 key not loaded correctly for FTPS server authentication ?
Posted by Lee Gillie at 8/18/2005 8:56:28 AM
I have written an FTP service in VB.NET. Am attempting to add SSL authentication. I believe it is either not doing the handshake correctly, or else it does not like the way I loaded the server certificate. Let me paraphrase the salient portions of code to show what I am doing, and the resulting...more >>

Does preJIT protect the assemblies?
Posted by chjossi NO[at]SPAM gmx.ch at 8/18/2005 6:10:12 AM
Hi folks I wonder if preJITed code solves some of the security issues. What about: - Protection of intellectual property (Lutz Röder's .NET Reflector)? - Discovering of hardcoded secrets? - Removal of the StrongNameIdentityPermissionAttributes from the files? Thanks for your time Chris...more >>

fileiopermission error
Posted by ahmed khairy at 8/18/2005 5:21:04 AM
I recently developed a web based application however each time i run it frmo my web browser and attempt to write a file to my local machine i get the errror: "Request for the permission of type 'System.security.permissions.FileIOPermission, mscorlib, Version = 2.0.0.0...................fail...more >>



Best Practice for ASP.NET access to SQL Server
Posted by Marc Butenko at 8/17/2005 3:56:08 PM
What is the "best practice" for connecting to SQL Server when it is on a different server than IIS? Details on implementation (processes and gotchas) would be appreciated too! Thanks, Marc Butenko mbutenko@mt.gov...more >>

Communicating between ASP.NET and SQL Server on separate servers
Posted by Marc Butenko at 8/17/2005 3:55:01 PM
I have an ASP.NET (version 1.1) application that needs to read data from a SQL Server 2000 database. Both IIS and the SQL Server are running Windows 2000. My first attempt to get this to work was to create mirrored local ASPNET accounts (same user name and password) on both boxes and giv...more >>

Sandboxing AppDomain
Posted by krsgoss NO[at]SPAM gmail.com at 8/17/2005 1:54:01 PM
I am trying to load an untrusted assembly within a separate AppDomain so that I can restrict it's permissions. I based my AppDomain setup off some blog entries here: http://blogs.msdn.com/shawnfa/archive/2004/11/02/251239.aspx http://blogs.msdn.com/shawnfa/archive/2004/11/08/253971.aspx Th...more >>

windows forms UserControl compiled with beta 2 doesn't work with IE
Posted by Luis Abreu at 8/17/2005 12:09:34 PM
Hello. I've already placed a similar request on the server control newsgroup (www.asp.net beta 2 forums) and on the win tech OT list. From there i was redirected to here. I'm facing a weird problem while trying to host a windows forms user control on IE 6. I say weird because the control...more >>

Forms Authentication - how to proceed when valid login?
Posted by Rob R. Ainscough at 8/17/2005 9:41:14 AM
I've got my Forms Authentication setup, but even with a valid login the following code just returns me back to my Login form. My Web.Config <authentication mode="Forms" > <forms name="MyAppName" loginUrl="Secure/Logon.aspx"/> </authentication> Code in my Logon.aspx After the user is vali...more >>

encrypting with private key and decrypting with public?
Posted by Eric Dan at 8/15/2005 9:16:01 PM
Using RSACryptoServiceProvider - (or any) in .NET - is it possible to encrypt with the private key and decrypt with the public key? From what I understand the encryption is done with the public (default?) and decryption with the private (defaukt?) Any help will do :-) -- Thanks Eric...more >>

CryptGenKey & CryptImportKey slow in certain situations
Posted by solidcode NO[at]SPAM gmail.com at 8/15/2005 11:35:24 AM
I am trying to fix a nasty bug in my CryptoAPI code. The symptoms are that CryptGenKey & CryptImportKey take quite some time (5-10 seconds) to run on some machines, but it works fine on mine and lost of others. After chasing ghosts for a couple of days I ran a packet sniffer (Ethereal) and I fig...more >>

Strong Name broken?
Posted by RyanW at 8/15/2005 10:14:05 AM
We have an app that runs on a network drive that has a Strong Name assigned it it and all dll's. This app ran flawlessly until a recent windows update was done and it now no longer works. If i copy all the files to the local HD, then it works again. I think it has to do with the Strong Name...more >>

RSACrypto.. - can I reuse the private key and more..?
Posted by Eric Dan at 8/15/2005 9:05:03 AM
Using the default constructor of RSACryptoServiceProvider - it creates a new pair of keys - public + private. 1) Is there a way to reinstall the private key on another machine? (I know that I can export the private key, but can I force the class to reinstall it using the exported data? ...more >>


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