From sgcWebSockets 4.4.8 there are small modifications in library to improve security of connections. One of them is Perfect Forward Secrecy When you use the RSA key exchange mechanism, it creates a link between the server's key pair and the session key created for each unique secure session. Thus, if an attacker is ever able to get hold ...

From sgcWebSockets 4.4.8, Coinbase Pro REST API is fully supported. The REST API allows to access to public Market Data and Private Accounts, place new orders... sgcWebSockets library supports the following endpoints Authentication, Accounts, Orders,  Fills, Limits, Deposits, Withdrawals, Stablecoin...

From sgcWebSockets 4.4.8 the Log of websocket messages has been improved. Till now, the messages were saved as was sent/received by socket, this means that when a websocket message was sent by websocket client, this was first masked and then saved to log. As the message was masked, it can't be read easily so the log was useless for the websock...

QuickStart 1. Create a new Window Forms Application 2. Drop a TsgcWebSocketServer onto a Form. 3. On Events Tab, Double click OnMessage Event, and type following code: procedure OnMessage(Connection: TsgcWSConnection; const Text: string);begin ShowMessage('Message Received From Client: ' + Text);end; 4. Drop a Button onto the Form, Double Click and...

QuickStart  1. Create a new Window Forms Application 2. Drop a TsgcWebSocketClient onto a Form and configure Host and Port Properties to connect to Server. 3. Drop a TButton in a Form, Double Click and type this code:  TsgcWebSocketClient1.Active := True; 4. Drop a Button onto the Form, Double Click and type this code:  TsgcWebSocket...

 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...

Here is the comprehensive list of new features and bug fixes included in sgcWebSockets 4.4.7: [+] : New Client Component TsgcWSAPI_Coinbase, Coinbase is a platform that allows to buy, sell and store cryptocurrencies like Bitcoin, Ethereum... [+] : Improved Demo 01.WebSocket_Quick_Start\02.WebSocket_Clients_APIs, a new Tab has been added to show how...

From sgcWebSockets 4.4.7 the use of Certificates using SChannel as crypto library is supported. The SChannel implementation supports 2 types of certificate authentication: 1. Using a PFX certificate 2. Setting the Hash Thumbprint of an already installed certificate in the windows system. PFX Certificate  PFX Certificate is a file that con...

From sgcWebSockets 4.4.7, Socket.IO 3 API is supported.  Now by default, when you create an instance of Socket.IO Client, it's configured against API 3.* Sample  Find below a simple sample of how connect to Socket.IO API 3 server // create websocket clientoClient := TsgcWebSocketClient.Create(nil);oClient.Host := 'socketio-chat-h9jt.herok...

From sgcWebSockets 4.4.7, both Binance Futures APIs are supported: USDT and COIN. USD Futures: https://binance-docs.github.io/apidocs/futures/en COIN Futures: https://binance-docs.github.io/apidocs/delivery/en Configuration  Client can connect to USDT or COIN Binance Futures, set which contract you want to trade using FuturesCon...

From sgcWebSockets 4.4.7, Coinbase WebSocket API is supported. Coinbase is a platform that allows to sell, buy and store cryptocurrencies like Ethereum, Bitcoin... WebSocket API allow to receive in real-time ticker updates, status, tickers, book deepth and more. How Connect to Coinbase oClient := TsgcWebSocketClient.Create(nil);oCoinbase := TsgcWSA...

When you log as bot, the GetChats method cannot be used, so you don't get All available chats. If it's the first time you login as Bot and you try to send a message to a known Chat, you will get this error: {"@type":"error","code":5,"message":"Chat not found"} The solution is before send a telegram message, call GetChat method and pass the ChatId a...

Telegram client has been improved with a new method, SendRichTextMessages, which supports the use of styles like: bold, italic, underline, strike and code. The use is very simple, if you want send a text in bold, just use the following notation: This is a **bold** text. Markdown Syntax  Bold [ * ] **This is bold message** Italic [ _ ] __T...

Telegram offers two kinds of APIs, one is Bot API which allows to create programs that use Bots and HTTPs as protocol. Telegram API and TDLib allows to build customized Telegram clients and is much more powerful than Bot API. From sgcWebSockets 4.3.7 supports TDLib through tdjson library (for Windows 32 and Windows 64), which means that you can bui...

sgcWebSockets library supports OAuth2 Authentication in Server and Client components, next version will include a new feature required by AWS Cognito service, when you try to authenticate using OAuth2 with Cognito, the service requires that the Server listens on a Secure port, so now OAuth2 Client component can use SSL/TLS encryption layer. The Loc...

The Alt-Svc HTTP header is used to inform the clients that the same resource can be reached from another service or protocol, this is useful if you want inform the HTTP clients that your server supports HTTP/2 for example. Example: if your server is running on a local IP 127.0.0.1 and is listening on 2 ports: 80 (non encrypted) and 443 (encrypted)....

WebSocket Client can be customized with some of the events available. There are 2 new events added to the latest version: OnBeforeConnect: this event is called just before the client tries to connect to server OnBeforeWatchDog: sgcWebSocket client has a built-in method to reconnect after a disconnection called WatchDog, this event is called before ...

Here is the comprehensive list of new features and bug fixes included in sgcWebSockets 4.4.6: [+] : New Event OnBeforeForwardHTTP on Server Components, allows to forward an HTTP request to another server. (Thanks to Olaf for his suggestion). [+] : New Event OnAfterForwardHTTP on Server Components, allows to know the response from HTTP Forwarded Req...

From sgcBiometrics 2.0, Facial Recognition is supported using a compatible Windows Hello camera, this allows to monitor if there is a human person in front of the camera (you can know if there is someone, identify, arrives, departs and more). Facial Recognition and Identification is supported too. Facial Recognition is only supported by system...

From  sgcWebSockets 4.4.6, forward HTTP requests is supported. Reverse proxy is useful when there is a single server listening on a public port and behind it there are other servers that cannot be accessed from a public address.  Example: you can serve all HTTP requests using our sgcWebSockets server and forward to another serve...