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 Google Services. sgcWebSockets make use of standard web browser to request a new Authorization Code. If a refresh token is provided, it will upda...

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 ServerResource Server OAuth2 Flow  (A) The client requests authorization from the resource owner. The authorization request can be made directl...

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 Server is located). Now, licensed users will download new versions using a better and faster CDN. Amazon AWS has been selected to deliver download fi...

 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 default or IOCP for Windows). *Requires custom Indy version (Beta). [+] : Updated Trial for Lazarus to version Lazarus 2.0.6. [*] : Fixed Bug Cl...

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 10.000 connections, it creates 10.000 threads and so on... of course, this requires exponential hardware resources and it's not usable for high load ...

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 get an error message when you can load a library. There are several reasons why you can't load the openssl library. In the following lines I will...

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 show you are connected to server.Press upload button and when file has been transferred you will see a message confirming this. Upload File Demo Select f...

​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 fingerprint, example: you can use System Pool Sensor to save fingerprints of different users (until the limit of fingerprints types associate...

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, you didn't know if a biometric sample was already stored in your database except if you try to enroll fingerprint again. Now you can fir...

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 touch scenarios. Small and little weight Dimension: 0.83x0.55x 0.31inch First Steps Fingerprint reader comes in a small package box and with...

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 conditional defines, basically for every Delphi / C++ Builder version, there are a bunch of conditional defines. For example, for Rad Studio 10.3 there ar...

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) [+] : New Event OnSSLALPNSelect in TsgcWebSocketServer and TsgcWebSocketServerHTTP. *Requires custom Indy version (Beta) [+] : Added Support for ALPN...

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 2.0, 3.0 and 3.1FIDO U2F certified.Compatible with Windows Hello, Windows 7, 8 and 10.Compact design, small and easy to carry First Steps Fingerprint ...

 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. Good candidates for SignalR: Apps that require high-frequency updates from the server. Examples are gaming, social networks, voting, auction, maps...

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 green lock for the wss connection. But if you check the details of connection, you will see that chrome complains about security of it. Fix Cipher Suite&n...

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 4.3.2, Android 64-bit is supported, so you can build 64-bit applications for Google Play Store. You can download latest beta from your personal acco...

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 over a secure connection in a way that is more efficient and avoids additional round trips. The ever-growing in popularity HTTP/2 protocol, makes use...

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 is the standard protocol version, OpenSSL Team will stop supporting 1.0 API at the end of this year, this means no more updates will be released and no ...