4D NetKit: Decoding, Generating, and Validating JWT
JSON Web Tokens (JWT) have become a key standard for secure authentication and information exchange between systems. With JWT, you can transmit data i...
October 17, 2025
1 min read
For Admins
Operate, deploy, and maintain 4D environments with control and predictability.
4D NetKit: Simplifying OAuth 2.0 Redirects after authentication
4D NetKit just made redirecting users after OAuth 2.0 authentication easier with 4D 21. The OAuth2Provider class in 4D NetKit now allows real URLs for...
October 15, 2025
1 min read
Track, Audit, Optimize: Take Control of Your 4D Web Sessions
Since the introduction of scalable sessions, server-side session management has become an important component of modern 4D architectures. These sessio...
October 15, 2025
1 min read
HTTPS Requests Now Support Windows Certificate Store
Starting with 4D 21, your HTTPS requests can now use a certificate stored in the Windows Certificate Store instead of one saved on disk. This is parti...
October 15, 2025
1 min read
Take Control of Standard 4D Components
As a 4D developer, you often want full control over what gets included in your projects. Starting with 4D 21, you can now decide which components prov...
October 14, 2025
1 min read
ORDA – Constructor and touched event – Detailed behaviour through a network
In this previous blog post, you discovered that ORDA entities can now have a constructor, allowing entity instantiation to follow a complete object-or...
August 25, 2025
1 min read
Embed deployment license automatically into your applications
You’ve built the app. Now you need to ship it — fast, clean, and licensed. With 4D 20 R10, you can automatically embed your deployment license into yo...
July 18, 2025
1 min read
New Class to Perform UDP Communications
4D 20 R8 introduced the TCPConnection class, bringing an object-oriented, asynchronous way to handle TCP client connections. Then came 4D 20 R9 with t...
July 17, 2025
1 min read
Smarter Copy-Paste to Protect Your Data
You work across environments — test, production, staging — and you copy more than text. Sometimes it’s formulas. Sometimes it’s data that shouldn’t mo...
July 15, 2025
1 min read
Generate, share and use web sessions One-Time Passcodes (OTP)
Today, web applications have become integral to our lives, offering convenient features that save time and simplify everyday tasks. As an example, cre...
June 16, 2025
1 min read