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I am learning shellcode development and payload delivery.
I have been trying to do some exercises from a lab whereby unmanaged memory is injected with Shellcode using .NET, below is the code:
try
{
// Copy shellcode to RWX buffer
M… Continue reading Visual Studio Issues in shellcode delivery
Summary
trying to implement password hashing using Argon2 in C#
I have already tried searching, and can’t find this specific issue. Nor does there seem to be a lot of good (easy for me to interpret?) examples for C# Argon2 (please let me … Continue reading C# Isopoh Argon2 Implementation hash does not verify
I’m exhausted after looking for an answer for 3 days. I don’t know if my suggested flow is wrong or my Google skills have really deteriorated.
My API needs to create a valid certificate from a CSR it received, by signing it with a private … Continue reading How should I sign a CSR using a signature created in HSM, in C# .NET Core?
DLL hijacking means that malicious software gets admin rights from default or it means you need to elevate your privileges first?
Because I tried to change a DLL in Windows/System32 folder, but I can’t do it even though I ran my software w… Continue reading DLL hijack privileges
I am writing a C# .NET application. For my application the data of the users should be encrypted in the database. The users should also be able to share data with other users. To that end I want to use RSA encryption.
My intended implement… Continue reading How to devise cryptographic system with sharing ability
Is there a native way, that is, one not requiring the purchase of an expensive third-party obfuscator, that a .NET desktop client program, deployed to the users’ Windows desktops from a LAN server via ClickOnce, can store a symmetric key … Continue reading Can a symmetric key be safely embedded anywhere in a .NET desktop client program
I have a telnet port open to my PC using the TCPClient in latest version of .net, it is only used for receiving text then parsing it and adding it into an SQL Database, my telnet server does not reply to the client in anyway.
Apart from an… Continue reading Is Telnet safe for receiving text or does it compromise my whole network?
It’s always suggested to update your Windows 10 OS regularly so that you can keep operating…
For more visit TheWindowsClub.com. Continue reading How to fix Windows Update Error Code 643 when updating .NET Framework
I am trying to create a secure UDP connection in NET Core. Due to DTLS not being supported and it being quite the headache and existing libraries (DTLS.Net) are limited and inactive. Noise Framework seems good as I can customise it to our … Continue reading Using Noise Framework KK as alternative to DTLS?
I’m trying to find a list to help find out if particular ASP.NET version has known vulnerabilities by version-build number. Googling doesn’t help. Is there a list by Microsoft that can help me, containing all existing build numbers (like “… Continue reading How to determine if particular .NET/ASP.NET build has known vulnerabilities?