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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

Microsoft Multilingual App Toolkit (MAT) Has Been Deprecated: What’s Next for DevExpress-Powered App Localization?

As you probably know, Microsoft Multilingual App Toolkit (MAT) support ended on October 15, 2025. Since MAT is no longer supported, this post documents localization-related alternatives available to the Microsoft developer community. What MAT Deprecation...

Dennis Garavsky (DevExpress)

1 April 2026

.NET .net core ASP.NET Blazor charting Dashboard DevExtreme Featured feedback future globalization JS localization office Reporting Roadmap Survey usability ux VCL 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

XAF (Blazor UI) 2023 Highlights — 5 Unique Web Features Designed to Rival Windows Desktop Solutions

In this last post of 2023, I want to highlight a few Cross-Platform .NET App UI (XAF)-related features we added or improved in 2023. When new users view screenshots of these unique XAF Blazor features or try them live in our XAF Blazor demo , they often...

Dennis Garavsky (DevExpress)

27 December 2023

2023 ASP.NET asp.net Core blazor customization Featured LOB productivity rad Usability v24.1 Web XAF

DevExpress v23.1 — What You Can Expect in Our Most Recent Release (Across our .NET/.NET Core/JavaScript Product Line)

As you may already know, we recently released our bi-annual major update across our entire product line - v23.1. As always, the new release strengthens and optimizes our product lines and introduces new controls and capabilities across a variety of platforms....

Ray Navasarkian (DevExpress)

27 June 2023

.NET .net core ASP.NET Blazor Dashboard Featured Office File API Reporting v23.1 WinForms XAF

Blazor WebAssembly — Authorize EF Core CRUD Operations and Download Reports with OData Web API

In our previous post we announced a GitHub example that demonstrates how to develop a .NET MAUI mobile app with the DevExpress Web API Service alongside Entity Framework Core (EF Core) for the backend. This example follows a series of video tutorials...

Eugeniy Burmistrov (DevExpress)

1 May 2023

ASP.NET Blazor EF ef core Entity Framework Featured mobile OData OpenAPI REST restful Roadmap security Swagger usability v22.1 v22.2 Visual Studio 2022 VS2022 Web API WebAssembly XAF XPO

Localizing Your DevExpress-powered .NET App – Complete the Survey to Help Shape Our Development Strategy

As you may recall from my recent blog post , our Unified Component Installer will soon include an option to install localized resources for certain languages (DE, ES, JA, RU). We will not install these resources by default – you can install them at your...

Dennis Garavsky (DevExpress)

27 January 2022

.NET .net core ASP.NET Blazor charting Dashboard Featured feedback future globalization localization MAUI office Reporting Roadmap Survey usability ux WinForms WPF XAF xamarin

Visual Studio 2022 and .NET 6 Support

We have noticed a slight uptick in Microsoft Visual Studio 2022 and .NET 6-related support traffic. In this post, we'll take a closer look at what you can expect from DevExpress in our upcoming release (v21.2). Visual Studio 2022 Support First and foremost...

The DevExpress Team

14 October 2021

.net 6 .net core ASP.NET Blazor DevExtreme Reports v21.2 WinForms WPF XAF XPO

XAF - Role-based Access Control & User Authentication API in .NET Core Apps: Blazor Server, Web API/OData v4 and More (powered by XPO)

UPDATED: .NET App Security API (Role-based Access Control) is available free-of-charge (versions 21.2.x and 22.1.x). Our recent enhancements to user authentication and group authorization demos include the following: .NET Core 3.0+ versions of WinForms...

Dennis Garavsky (DevExpress)

5 February 2020

.net core access control ASP.NET authentication authorization blazor mobile MVC non-XAF OData permissions RBAC RLS roles security WebAPI XAF XPO