Indy Setup Rad Studio Delphi and CBuilder

From sgcWebSockets 2022.10.0, the sgcIndy package can be installed using a windows setup. The sgcIndy setup uninstall the Standard Indy version that comes with Rad Studio, install the new Indy version and register the required paths. Installation  Execute the Installer.First you must set your username/password of your private eSeGeCe account. ...

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Bybit Client API

From sgcWebSockets 2022.10.0 Bybit Crypto Exchange is supported. The following APIs supported WebSocket API: connect to a websocket server and provides real-time market data updates, account changes and more.REST API: send HTTP requests to get market data, place orders, account data... The following product APIs are implemented: Spot (V3)USDT ...

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sgcWebSockets 2022.9

Rad Studio  [+] : Added support for EPOLL on Linux Indy Servers (Websocket and HTTPs Servers). The property IOHandlerOptions.IOHandlerType has a new value called iohEPOLL. [+] : New Property "IOHandlerOptions.EPOLL" on Indy Servers, to configure the EPOLL IOHandler Server properties. [+] : New Demo which shows how the Indy EPOLL Server works i...

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Indy Servers - EPOLL Linux (3 / 3)

From sgcWebSockets 2022.9.0 there is a new IOHandler for Linux, using EPOLL you can avoid the "one-thread-per-client" problem where the performance decrease a lot as more connections are handled by the server. IOCP provides a few threads that handle multiple clients. The threads are suspended and don't use CPU cycles until there is something t...

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Indy Servers - IOCP Windows (2 / 3)

From sgcWebSockets 2022.9.0 the Indy Server IOCP IOHandler has been rewritten from scratch and performance improved. The IOCP IOHandler is only available on sgcWebSockets Enterprise Package. Using IOCP you can avoid the "one-thread-per-client" problem where the performance decrease a lot as more connections are handled by the server. IOCP provides ...

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Indy Servers - Thread Model (1 / 3)

Indy Servers use threads to handle the client connections, every time a new client connects to the server, a new thread is created and this thread handles the connection, so if you have 100 connections, there will be 100 threads. Additionally, indy uses blocking sockets, which means when you read or write, the function doesn't return until it is co...

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OpenSSL Libraries Updated

The openSSL libraries have been updated to the latest version: - OpenSSL 1.1.1s - OpenSSL 3.0.7 (fixes critical vulnerability from version 3.0.0 to 3.0.6)

OpenSSL 3.0.7 Fixes Critical Vulnerability

OpenSSL has released a new version, 3.0.7 that fixes a Critical Vulnerability from openSSL versions 3.0.0 to 3.0.6. Registered users can download the latest openSSL version from the private account. The vulnerability is a buffer overflow in the X.509 certificate verification, which is the code used to validate TLS certificates. The vulnerability co...

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WinHTTP Security Error 12175

After the Windows Update KB5018410 (10 October 2022) TLS 1.0 and TLS 1.1 were not supported anymore, but this seems has affected to TLS 1.2 protocol, so when using WinHTTP to connect using TLS 1.2, the following error was raised and the connection was closed: Security Error 12175 This issue affect to users running the following sgcWebSockets c...

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sgcWebSockets 2022.8

Rad Studio  Here is the comprehensive list of new features and bug fixes included in this version: [+] : Added support for new iOS Simulator for ARM64 (Rad Studio 11.2). [+] : Added support for DTLS over UDP (Server and Client components). [+] : New Component TsgcRTCPeerConnection, allows to connect and exchange data between 2 remote peers (P2...

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