eSeGeCe Blog
Release notes, deep dives, and tutorials for sgcWebSockets, sgcHTML, sgcOpenAPI, sgcSign, sgcBiometrics, and sgcIndy.
Indy Components and OpenSSL 1.1.1
In latest years, Indy have not been updated or only fixes have been applied, and several new features have not been implemented which are very important for sgcWebSockets package. To fix this, I've b...
Google API Key OAuth2
From sgcWebSockets 4.3.4, OAuth2 is supported. Google provides access to these APIs using OAuth2 authentication, so you first must get the OAuth2 Client ID and Client Secret before you can connect to...
OAuth2 Delphi WebSockets
OAuth2 allows to third-party applications to get access to restricted resources using HTTP protocol. RFC 6749 covers OAuth2 specification. There are 4 roles:ClientResource OwnerAuthorization ServerRe...
New CDN for Registered Users
In latest versions we have experienced a great increase in the number and size of downloads worldwide, this has affected to some users, especially those who are located far from Europe (where Web Ser...
Indy IOCP Server
Indy servers use one thread for every connection, this means that if your server must handle 1000 concurrent connections, it will create 1000 threads. But if instead of 1000 connections there are 10....
sgcWebSockets 4.3.3
Changes included in this version:[+] : Added support for IOCP Indy Server (Websocket and HTTP Servers). There is a new property called IOHandlerOptions where you can select which IOHandler user (indy...
Could not load SSL library
Some libraries, like Indy, use openssl to connect to secure servers using TLS. As some components from sgcWebSockets package are based on Indy library, make use of openssl libraries and sometimes you...
WebSocket Upload File Demo
This is a demo which shows how upload a file to a websocket server. Follow the next steps:Select a file which will be sent to server.Then press connect. If connection is successful a message will sho...
Fingerprint Enumerate Enrollments WBF
sgcBiometrics package adds a new feature for next 1.4.0 version, now you can Enumerate which Enrollments has sensor pool selected. This method works for System and Private sensor pools.Before that, y...
Associate user to a Fingerprint
sgcBiometrics 1.4.0 will include a new component called TsgcWinBioUsersINI which allows associate a fingerprint to a user and save data in an INI file.If you require save user data associated to a f...
Benss Fingerprint Review
Support OSWindows 7, 8 and 10 (32/64-bits). Not compatible with the Linux/Mac/Android operating system. Fingerprint Touch by any DirectionAccept "360 degrees"fingerprint matching to free your finger...
Conditional Compilation sgcWebSockets
sgcWebSockets library has a configuration file located in source folder where contains all conditional compilations. This file is sgcVer.inc.If you open this file, you will see there are lots of cond...
sgcWebSockets 4.3.2
Changes included in this version: [+] : Added support for Android 64bits in Rad Studio 10.3.3 Rio. [+] : Added support for OpenSSL 1.1.1 for Indy based components. *Requires custom Indy version (Beta...
Kensington Verimark Fingerprint Review
Kensington Verimark is a small Fingerprint USB reader which work for Windows Hello and supports Windows Biometric Framework.Has 360º readability and anti-spoofing protection.Works in any PC with USB...
SignalR Core Delphi
ASP.NET Core SignalR is an open-source library that simplifies adding real-time web functionality to apps. Real-time web functionality enables server-side code to push content to clients instantly.Go...
Obsolete Connection String using RSA
sgcWebSockets library allows to run Secure WebSocket Servers using openSSL libraries, if you start a new secure server and try to connect with a web browser like chrome, will run fine and shows a gre...
Support for Rad Studio 10.3.3 and Android 64-bit
Latest version of Rad Studio, November 21st, 2019, includes new features like Delphi Android 64-bit support, iOS 13 and MacOS Catalina support for Delphi and other enhancements.From sgcWebSockets 4.3...
Indy supports ALPN (Application Layer Protocol Negotiation)
ALPN or Application Layer Protocol Name is a TLS extension that includes the protocol negotiation within the exchange of hello messages. ALPN is able to negotiate which protocol should be handled ove...
OpenSSL 1.1 Indy
Currently, Indy only supports 1.0.2 OpenSSL version and several customers have asked us about support for OpenSSL 1.1. Although OpenSSL 1.0.2 is usable at this moment because supports TLS 1.2 which i...