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Application Security — Documents Are Untrusted Input

A .docx is a ZIP file Open a .docx file in a hex editor and the first two bytes are PK . Every modern Office format - .docx , .xlsx , .pptx - is a ZIP archive of XML parts and embedded resources. PDF is not a ZIP file, but just like Office formats it...

Oliver Sturm (DevExpress)

29 May 2026

.NET .net core Architecture ASP.NET Blazor Office File API Reporting security WinForms WPF XAF

Application Security — Stronger Hashes and Safer Passwords

Every application that stores passwords makes an implicit bet: that the hashing algorithm it chose will remain strong enough to resist attacks for as long as those hashes exist. It’s worth revisiting that bet regularly. This post walks through the reasoning...

Oliver Sturm (DevExpress)

17 April 2026

.NET .net core Architecture ASP.NET Blazor Dashboard Data Access Office File API Reporting security WinForms WPF XAF

.NET and .NET Framework — Migration from Newtonsoft.Json to System.Text.Json (v24.1)

What Will Change in v24.1 In our v24.1 release cycle (set to ship in June 2024), the following DevExpress products will use Microsoft’s System.Text.Json instead of Newtonsoft.Json for JSON serialization-related tasks in runtime code : Data Access Library...

Dennis Garavsky (DevExpress)

1 April 2024

.NET .net 6 .NET 8 .net core ASP.NET ASP.NET Core Blazor C# Dashboards DevExtreme installation installer Maps Reporting Roadmap security Survey v24.1 Web WinForms WPF XAF