A runtime, architecture, and libraries for Microsoft Windows used for creating applications.

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3
votes
2answers
351 views

Windows Authentication to protect API

One of my colleagues has a web api call that is checking that the user is logged in and his token matches what is in session (thanks to all of you for your help). Let's say this is layer blue. After ...
6
votes
1answer
76 views

Is there any reason to use AesManaged over DPAPI in this scenario?

I have a situation where my web application is going to be deployed on multiple web servers, and I'll be wanting to store some securely encrypted data on the DB servers (each web server has a DB ...
1
vote
1answer
71 views

How to encrypt columns in a database and be able to easily change encryption key

I have several fields in a database table I would like to encrypt, but I would like to do it in a way that would allow me to easily change the encryption key every n months for security reasons. My ...
2
votes
0answers
23 views

OAuth2 Authorization and Resource server certificates

I'm implementing a custom IAuthorizationServerHost using DotNetOpenAuth library. Example implementation uses two certificates for CreateAccessToken (see Listing 6): public AccessTokenResult ...
2
votes
0answers
61 views

How to use IIS ssl certificate(CNG) for data encryption

I want to use RSA to encrypt/decrypt some data using IIS's ssl ceritifcate, from within a web service(WCF). I've managed so far to do this by using .NET security ...
1
vote
0answers
34 views

authentication model using oAuth

I am planning to use facebook authentication for my website window.fbAsyncInit = function() { FB.init({ appId: 'APPID', cookie : true, xfbml : true, version : ...
1
vote
0answers
31 views

Securing customer assets in .NET

We are rethinking our security and came on an interesting issue. How can me make a generic security implementation for customer owned assets. Does every asset need a direct-indirect relation to a ...
1
vote
0answers
96 views

Why do we need salt and RFC in generating AES encrypted message

I'm not very familiar with encryption and new to this, I'm just learning it right now by code review of one of the class we have in an application to encrypt a password using AES. Would anyone explain ...
1
vote
0answers
79 views

SSRS custom assembly security issues

I want to invoke a custom assembly that uses protected services (like DirectoryServices, etc...) with reporting Services. On the web, I see a recurring example of configuration (inspired by this ...
1
vote
0answers
165 views

Login Authentication with SSL and HMAC

My question is pretty similar to : http://stackoverflow.com/questions/5487757/using-hmac-sha1-for-api-authentication-how-to-store-the-client-password-secure. Basically, I want to write an API for my ...
1
vote
0answers
277 views

Bouncy Castle C# API and NTRUEncrypt

I want to play around with NTRUEncrypt and I found this tweet that NTRUE is now part of bouncy castle. But I cannot find any proof of the existence in the source code of teh Bouncy Castle C# API, ...
1
vote
0answers
115 views

What are some good design practices for cross-platform certificate storage?

Question from the Bouncy Castle development list: At present we use the Windows certificate store as: var store = new X509Store(StoreName.My, StoreLocation.LocalMachine); ...
0
votes
0answers
107 views

Public/Private key validation

Suppose I have this scenario: User --> Inputs License Key --> I validate it --> If success, good, move onto main window. If not, prompt the user to reenter the license key. The license key will not ...
-2
votes
0answers
20 views

Encode Windows excutable through msfencode

I read about msfencode and I am confused - how can I encode Windows executable with msfencode and how can I decode it in any langauge like C++ or C#? If I try msfencode -i /root/desktop/calc.exe -a ...