eSeGeCe Blog
Release notes, deep dives, and tutorials for sgcWebSockets, sgcHTML, sgcOpenAPI, sgcSign, sgcBiometrics, and sgcIndy.
WebAuthn Advanced Usage Example
Below is a more comprehensive Delphi example that demonstrates custom endpoints, challenge policies, database-backed credential storage, FIDO Metadata validation, and cross-origin iframe support. The...
Deep Dive into sgcWebSockets WebAuthn Server
The TsgcWSAPIServer_WebAuthn component is a Delphi/FPC server module that implements the relying‑party side of the WebAuthn protocol over HTTPS. It integrates with TsgcWebSocketHTTPServer or TsgcWebS...
WebAuthn, Passkeys, and the End of Passwords
WebAuthn is the authentication layer of the FIDO2 standard. Instead of depending on user‑remembered secrets, it employs asymmetric cryptography. During registration, a user's authenticator (hardware...
Using WebSocket Client in .NET
TsgcWebSocketClient is the .NET wrapper around the sgcWebSockets runtime client. It inherits all core WebSocket capabilities from TsgcWebSocketClient_base, giving .NET applications a component-style...
sgcWebSockets 2025.7
Rad Studio [+] : Improved WebAuthn: added support for PS256, PS384 and PS512 algorithms. [+] : Improved WebAuthn: new property WebAuthnOptions.MDS to configure the Fido Metadata Service. [+] : Improv...
sgcWebSockets 2025.6
Rad Studio [+] : Improved OpenAI Assistant: new event OnFunctionCall which allows to interface OpenAI models with your code, database, applications... [+] : Updated the OpenAI Assistant Demo with a n...
OpenAI Function Calling
Similar to the Chat Completions API, the Assistants API supports function calling. Function calling allows you to describe functions to the Assistants API and have it intelligently return the functio...
sgcWebSockets 2025.5
Rad Studio [+] : Improved WebAuthn Server: new events to handle better the Options request/response for the Registration and Authentication flows. - OnWebAuthnRegistrationOptionsRequest: allows to ca...
OpenAI RealTime API
From sgcWebSockets 2025.5.0 the OpenAI RealTime API is supported (currently only transcription mode).The OpenAI Realtime API enables low-latency, multimodal interactions including speech-to-speech co...
sgcWebSockets 2025.4
Rad Studio [+] : New WebAuthn Server Component: Implements the WebAuthn Server Specification, a web standard for secure, passwordless authentication. Currently in BETA. [+] : New WebAuthn Demo: Demon...
WebAuthn Server
From sgcWebSockets 2025.4.0 Enterprise, the WebAuthn Protocol is supported (currently in BETA). WebAuthn (Web Authentication) is a web standard developed by the World Wide Web Consortium (W3C) and FI...
sgcWebSockets AI Support
Registered users now have access to an advanced support tool designed specifically for developers utilizing the sgcWebSockets library from eSeGeCe Software. This tool leverages a specialized ChatGPT...
sgcWebSockets 2025.3
Rad Studio [+] : Added Support for Rad Studio 12.3 [+] : Improved Setup, a new option "Build Rad Studio IDE Win64" allows to install the package for the 64-bit IDE, by default is disabled. [+] : Impr...
Rad Studio 12.3 IDE 64 bits
From sgcWebSockets 2024.3 the Rad Studio IDE for 64 bits is supported when using the automatic installer. Configuration There is a new option, "Build Rad Studio IDE Win64," in the setup to allow the...
OpenAI Assistants Streaming
The OpenAI Assistant Client has been improved to implement the streaming responses when calling a run thread. Before this new feature, it requires to poll the run object status till it's completed. N...
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sgcWebSockets 2024.10
Rad Studio [+] : Improved OpenAI Assistant, now allows to upload files and ask questions about the content of these files. [+] : Improved OpenAI Assistant Demo, a new option has been added to upload...
OpenAI Assistants File Search
From sgcWebSockets 2024.10.0 you can use the OpenAI Assistants to search in your own files instead of using the generic model.File Search augments the Assistant with knowledge from outside its model,...
sgcWebSockets 2024.9
Rad Studio [+] : New Component TsgcHTTPGoogleCloud_FCM_Client, Firebase Cloud Messaging (FCM) is a cross-platform messaging solution that lets you reliably send messages at no cost. [+] : New Demo "2...
Google FCM HTTP v1 Delphi
From sgcWebSockets 2024.9.0 there is a new client component to Send Notifications using Google Firebase Cloud Messaging and the latest API HTTP v1.Apps using the deprecated FCM legacy APIs for HTTP a...
OpenAPI Parser Bundle Schemas
From sgcOpenAPI 2024.9.0 the parser has been improved with the following new features:- Bundle Specification: if the specification is built with multiple schemas, the parser can bundle into a single...
sgcWebSockets 2024.8
Rad Studio [+] : Improved OAuth2 Server component, new event OnOAuth2ResponseError which allows to customize the HTTP response error. [+] : Improved JWT Server component, new event OnJWTResponseError...
OpenSSL 3 Legacy support
OpenSSL 3.0 moved several deprecated or insecure algorithms into an internal library module called legacy provider. It is not loaded by default, so apps (or their language runtimes) that use OpenSSL...
sgcWebSockets 2024.7
Rad Studio [+] : Improved OAuth2 Client, new grant type: auth2ResourceOwnerPassword which supports the Resource Owner Password Flow. [+] : Improved OpenAPI Parser, when using the Endpoint to take the...