features
116 articles tagged “features”.
HTTP.SYS Ajuste de Alto Desempenho
Starting with sgcWebSockets 2026.5.0, the TsgcWSServer_HTTPAPI component exposes a new published property, FineTune, typed as TsgcServerHTTPAPI_FineTune. It groups every low-level kernel-mode knob th...
Compressão WebSocket Mais Rápida
WebSocket compression is essential for reducing bandwidth and improving responsiveness, especially when transmitting repetitive data like JSON payloads. The permessage-deflate extension compresses ev...
OAuth2 dPoP no Delphi
OAuth 2.0 access tokens are the keys to your API kingdom — and if someone steals one, they can use it from anywhere. DPoP (Demonstrating Proof of Possession), defined in RFC 9449, solves this by cryp...
Servidor Indy com SChannel no Delphi
For years, Delphi developers deploying TLS-enabled servers on Windows have faced the same challenge: bundling the correct OpenSSL libraries with their application. Version mismatches, missing DLLs at...
Atualização da API XTB no sgcWebSockets
XTB xStation5 Trading API Integration in Delphi XTB is one of Europe's leading online trading platforms, offering access to forex, indices, commodities, stocks, and cryptocurrencies through its xStat...
Atualização da API OKX no sgcWebSockets
OKX WebSocket Trading API Integration in Delphi The TsgcWSAPI_OKX component provides comprehensive Delphi access to the OKX exchange through a unified WebSocket interface. It supports public market d...
Atualização da API MEXC no sgcWebSockets
MEXC Spot and Futures API Integration in Delphi MEXC is a global cryptocurrency exchange supporting spot trading and perpetual futures contracts across hundreds of token pairs. Delphi developers can...
Atualização da API KuCoin no sgcWebSockets
KuCoin Spot and Futures API Integration in Delphi The TsgcWSAPI_Kucoin and TsgcWSAPI_Kucoin_Futures components deliver comprehensive Delphi access to the KuCoin exchange, spanning real-time WebSocket...
Atualização da API Kraken no sgcWebSockets
Kraken Spot and Futures API Integration in Delphi Kraken is one of the longest-running and most trusted cryptocurrency exchanges, offering both spot and futures markets. The TsgcWSAPI_Kraken and Tsgc...
Atualização da API FXCM no sgcWebSockets
FXCM Forex Trading API Integration in Delphi The FXCM API provides programmatic access to one of the world's largest retail forex brokers, enabling real-time market data streaming, order execution, a...
Atualização da API Coinbase no sgcWebSockets
Coinbase Advanced Trade API Integration em Delphi Coinbase Advanced Trade is o professional trading platform um partir de one do world's most widely used cryptocurrency exchanges. The TsgcWSAPI_Coinbas...
Atualização do Cliente Pusher para Delphi
The TsgcWS_API_Pusher component has been updated to align with the latest Pusher Channels protocol specification. This release introduces support for private-encrypted channels, four new presence and...
Atualização da API HTX (antigo Huobi) no sgcWebSockets
We are pleased to announce a significant update to the Huobi (HTX) WebSocket API component in sgcWebSockets for Delphi. This update brings expanded market data support, new futures-specific subscript...
Atualização da API CEX Plus no sgcWebSockets
CEX.IO Plus WebSocket API Integration em Delphi CEX.IO Plus is o advanced trading platform um partir de CEX.IO, designed para professional e institutional traders. The TsgcWSAPI_CexPlus component provides...
Atualização da API CEX no sgcWebSockets
CEX.IO WebSocket API Integration em Delphi CEX.IO is um well-established cryptocurrency exchange offering em tempo real dados de mercado e trading capabilities through its WebSocket API. The TsgcWSAPI_Cex co...
Bitstamp API Update para sgcWebSockets
The biblioteca sgcWebSockets foi updated com significant improvements para o Bitstamp REST API component. This update adds support para several new endpoint categories that were previously missing,...
Atualização do Cliente Delphi AMQP 1
The AMQP 1.0 protocol implementation em sgcWebSockets has undergone um comprehensive review against o OASIS AMQP 1.0 specification. Este artigo documenta o 30 fixes applied across 8 source files,...
Atualização da API Bybit no sgcWebSockets
Bybit V5 WebSocket e REST API Integration em Delphi Bybit is um major cryptocurrency derivatives e spot exchange, offering perpetual contracts, futures, spot trading, e options. The TsgcWSAPI_By...
Atualização da API Bitmex no sgcWebSockets
BitMEX WebSocket e REST API Integration em Delphi BitMEX is um leading cryptocurrency derivatives exchange specializing em leveraged trading de futures e perpetual contracts. The TsgcWSAPI_Bitmex...
Atualização do Cliente Delphi AMQP 0.9.1
The AMQP 0-9-1 implementation em sgcWebSockets has received um comprehensive update: 11 bug fixes covering critical parameter ordering, type mismatches, thread safety, e data loss issues, plus 6 new...
Atualização do Cliente OpenAI para Delphi
sgcWebSockets 2026.4.0 introduces a major expansion of the OpenAI API integration, bringing full support for the new Responses API (the official replacement for the deprecated Assistants API), Audio...
Novos Métodos da API Binance no sgcWebSockets
The sgcWebSockets library continues to expand its Binance integration with a significant batch of new methods covering the Spot REST API, Futures REST API, and WebSocket streams. This article provide...
Azure AMQP Service Bus CBS Autenticação
A partir do sgcWebSockets 2026.1.0 Azure AMQP 1.0 suporta CBS Autenticação using SAS Tokens e JWT.Azure Service Bus implements Claims-Based Security (CBS) over AMQP para authorize senders e receivers a...
Autenticação MCP no Delphi
The 2025.10.0 release of sgcWebSockets elevates Model Context Protocol (MCP) connectivity with a hardened authentication layer for both client and server components. This article highlights how the n...
Servidor Delphi MCP: Recursos (4/4)
No MCP, recursos representam objetos de dados endereçáveis que o servidor expõe, como arquivos, registros de banco de dados, documentos gerados ou saídas dinâmicas de API. Eles são controlados pelo cliente, ou seja, o cli...
Servidor Delphi MCP: Prompts (3/4)
Com o sgcWebSockets 2025.9.0, o servidor Model Context Protocol (MCP) agora suporta Prompt Requests, permitindo que clientes de IA consultem e renderizem templates de prompt dinâmicos. Esse recurso possibilita...
Servidor Delphi MCP: Ferramentas (2/4)
Com o lançamento do sgcWebSockets 2025.9.0, os desenvolvedores agora podem integrar a funcionalidade Model Context Protocol (MCP) diretamente em seus servidores. Isso inclui a capacidade de tratar MCP Tool Requests,...
Servidor Delphi MCP (1/4)
A versão mais recente do sgcWebSockets 2025.9.0 apresenta um recurso revolucionário para desenvolvedores de IA e integradores de sistemas — suporte completo ao Model Context Protocol (MCP). Essa inovação marca um m...
Conexões TCP no Servidor
When usando o Indy WebSocket server for TCP Connections, por padrão the OnConnect event is only fired after the first message is received because there is no way to filter if the connection is plain...
Autorizações no sgcWebSockets
A biblioteca sgcWebSockets oferece suporte a múltiplos métodos de autenticação para proteger a comunicação WebSocket em aplicações Delphi e C++Builder. Como o próprio protocolo WebSocket não define um mecanismo de aut...
Autorização com PassKeys
WebAuthn (Web Autenticação) is um W3C standard that enables secure, passwordless, e phishing-resistant autenticação using public-key cryptography. It's widely used com passkeys para improve secur...
WebAuthn, Passkeys e o Fim das Senhas
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...
OpenAI Function Calling no Delphi
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...
Servidor WebAuthn
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...
OpenAI Assistants com 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...
OpenAI Assistants: Busca em Arquivos
From sgcWebSockets 2024.10.0 you can use the OpenAI Assistants to search in your own files instead of usando o generic model.File Search augments the Assistant with knowledge from outside its model,...
Parser OpenAPI: Agrupamento de 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...
Suporte Legacy do OpenSSL 3
O OpenSSL 3.0 moveu vários algoritmos obsoletos ou inseguros para um módulo interno da biblioteca chamado legacy provider. Ele não é carregado por padrão, então aplicativos (ou seus runtimes de linguagem) que usam OpenSSL...
PKCE OAuth2 para Delphi
A partir do sgcWebSockets 2024.5.0, o PKCE, que significa "Proof of Key Code Exchange", é uma extensão do protocolo OAuth 2.0 que ajuda a evitar ataques de interceptação de código. O PKCE é suportado nos componentes OAuth2 Serv...
OpenSSL 1.1 e 3.*
Embora as bibliotecas openSSL 1.0 e 1.1 não recebam mais atualizações, os usuários devem considerar usar as APIs mais recentes do openSSL 3.0 ou 3.1. Veja abaixo as diferenças entre 3.0 e 3.1: OpenSSL 3.0...
HTTP/2 Threads do Servidor
From sgcWebSockets 2024.2.0 the HTTP/2 server has been improved when receiving HTTP/2 requests. Now, by default, when the server receives a new HTTP/2 request, this is queued and dispatched by one of...
Certificados EC no Servidor Indy para Delphi
O Indy suporta certificados RSA e EC ao usar as bibliotecas openSSL, mas, por padrão, os certificados EC podem ser criados com curvas diferentes e as bibliotecas openSSL são configuradas apenas com algumas...
Azure IoT Enviar arquivos
Azure IoT allows para enviar data using several protocols like MQTT ou AMQP, but em some cases, o tamanho de um mensagem is too big e requer para enviar arquivos para Azure Servers. To provide um solution to...
Azure OpenAI Service para Rad Studio
From sgcWebSockets 2023.7.0 the Microsoft Azure OpenAI Service is supported. Azure OpenAI Service can be used to create chatbots, generate text, translate languages, and write different kinds of crea...
Personalizando o OpenAI com seus Dados (1 / 2)
When we ask to OpenAI a question that requires some specific context, example:Who is my father?OpenAI can either hallucinate or answer that he doesn't know.To help OpenAI answer specific questions, y...
Personalizando o OpenAI com seus Dados (2 / 2)
In a previous post, we see how to use OpenAI Embeddings to add contextual information to OpenAI chat methods.Now, we'll see how to use the TsgcOpenAIEmbeddings component from sgcWebSockets package to...
ChatGPT Delphi Client (2 / 5)
OpenAI API permite build your own AI Chats using ChatGPT Turbo. Using um biblioteca sgcWebSockets is muito fácil para interactuate com o API, given um chat conversation, o model will return um chat co...
API OpenAI para Delphi (1 / 5)
From sgcWebSockets 2023.3.0 the OpenAI API is fully supported.The OpenAI API can be applied to virtually any task that involves understanding or generating natural language, code, or images. OpenAI o...
Gerador de Imagens OpenAI no Delphi (5 / 5)
OpenAI API allows given a prompt and/or an input image, the model will generate a new image. The Images API provides three methods for interacting with images:1. Creating images from scratch based on...
Transcrição com o Cliente Delphi OpenAI (3 / 5)
Transcribing Audio to Text (also known as Speech to Text) is very easy using the OpenAI API, just upload an Audio file in one of the following formats: mp3, mp4, mpeg, mpga, m4a, wav, or webm. And th...
Tradução com o Cliente Delphi OpenAI (4 / 5)
Translating Audio to Text is very easy using the OpenAI API, just upload an Audio file in one of the following formats: mp3, mp4, mpeg, mpga, m4a, wav, or webm. And the API will translate the audio t...
Parser OpenAPI para Delphi
I am happy to announce the sgcOpenAPI Pascal Parser, a brand new product allowing import an OpenAPI Specification and generate a Pascal Interface. The sgcOpenAPI Parser supports the following specifi...
Cliente Delphi Server Sent Events (SSE)
A partir do sgcWebSockets 2023.2.0, o cliente HTTP/1 foi aprimorado e suporta requisições SSE. Lembre-se de que o SSE já era suportado em componentes Servidor, mas não no cliente. SSE (Server-Sent Events) é uma...
Mapeando Grupos e Conexões
In a previous post I Introduced the new Groups feature on WebSocket Servers. This post I will show how to combine the WebSocket Groups with the Client Connections to identify and store the user data...
WebSocket Groups: Canais, Usuários e mais
From sgcWebSockets 2023.2.0 a new feature has been implemented to improve Server Message Broadcasting. Groups is a new feature in sgcWebSockets library, that allows you to organize connections (repre...
Servidores Indy - 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 IOC...
Servidores Indy - 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 t...
Servidores Indy - Modelo de Threads (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 connectio...
DTLS sobre UDP nos componentes Servidor e Cliente
A partir do sgcWebSockets 2022.8.0, DTLS sobre UDP é suportado pelos componentes UDP Servidor e Cliente. Isso significa que agora você pode enviar mensagens criptografadas usando UDP (como o protocolo WebSocket ou HTTP que trabalham so...
Delphi 11.2 iOS ARM Simulator
A partir do sgcWebSockets 2022.8.0 a nova personalidade iOS ARM Simulator é compatível, então agora você pode testar seus projetos iOS em um simulador iOS se tiver um Mac baseado em ARM. Basta selecionar a nova personalidad...
Parser de Cliente OpenAPI para Delphi
The OpenAPI Specification, previously known as the Swagger Specification, is a specification for machine-readable interface files for describing, producing, consuming, and visualizing RESTful web ser...
ZLib 1.2.12 para Delphi e C++ Builder
sgcWebSockets uses ZLib for WebSocket Compression/Decompression. Recently Zlib has released a new version with fixes the following issues:Fix a deflate bug when using the Z_FIXED strategy that can re...
Mensagens Patrocinadas do Telegram
From sgcWebSockets 2022.3.0, Sponsored Messages are supported. Sponsored Messages requires Telegram 1.8.0+, so the Telegram libraries have been updated to support this feature.Sponsored messages on T...
Binance.us API Delphi e .NET
A partir do sgcWebSockets 2022.1, o Binance.us Servers são suportados por our Binance API Client. The following APIs são suportados:WebSocket streams: permite inscreva-se em some métodos e get data em real...
Telegram: Solicitar Número de Telefone ou Localização
From sgcWebSockets 2022.1 the Telegram Client component is able to request the user the Phone Number or the location when has login as a bot.Find below an example code in Delphi, CBuilder and .NET De...
Autenticação Personalizada no Pusher
From sgcWebSockets 2022.1, the sgcWebSockets Pusher client allows to implement your own custom authentication.Pusher only allow subscribe to private or presence channels, if the connection provides a...
sgcWebSockets .NET MacOS 64
A partir do sgcWebSockets .NET 4.5.4, há suporte ao MacOS 64 bits, então agora você pode compilar aplicações no Visual Studio para Mac para Mac OS 64 bits. Os componentes compatíveis no MacOS são os mesmos do Windows, ou seja...
Twilio Delphi: Enviar uma Mensagem SMS
Find below a simple example of how to send a Twilio SMS message using sgcWebSockets library.Twilio Code Just pass to the method the parameters: Phone from the message is sent, Phone where the message...
MacOS Monterey: erro ao carregar bibliotecas OpenSSL
After upgrading to MacOS Monterey, you may experience an error trying to load the openSSL libraries.Invalid dylib load. Clients should not load the unversioned libcrypto dylib as it does not have a s...
OpenSSL 3.0 Indy Delphi e .NET
A partir do sgcWebSockets 4.5.3, as bibliotecas openSSL 3.0 são suportadas para os seguintes compiladores: Delphi 7 - Rad Studio 11 Windows 32/64, OSX 64, Android 32/64, iOS 64, Linux 64; .NET Windows 32/64. OpenSSL 3.0...
API REST do Pusher no Delphi
sgcWebSockets Pusher client has been improved on 4.5.3 version, the HTTP API has been implemented allowing to trigger events, get users of a channel and get a list of channels.Pusher is a hosted WebS...
Protocolo WebSocket para DevExtreme DataGrid
DevExtreme Data Grid, from DevExpress, it's a powerful Data Grid for Javascript. One of the features it's partial updates which allows to update a record of a grid without updating the full page. Usu...
SChannel: Lista de Cifras e Informações de Conexão
From sgcWebSockets 4.5.1 SChannel has been improved with 2 new features:1. There is a new property in TLSOptions.SChannel_Options called CipherList where you can set which Ciphers will be used.2. The...
Telegram: Obter Membros
Telegram API allows to get information about members of a SuperGroup. Use the method GetSuperGroupMembers to get information about members or banned users in a supergroup or channel. Can be used only...
Conexões TCP em Estado TIME_WAIT
When a client initiates a disconnection from server, there is an exchange between client and server to inform about the state of disconnection. When the process is finished, the client socket connect...
Apple Push Notificações - Conexões baseadas em certificado para APNs (Parte 4/4)
No latest entry blog about Apple Push Notificações, I show how use certificates para autenticar against Apple Push Servers.Primeiro enter em your developer account e create um novo certificate for...
Apple Push Notificações - Registre seu aplicativo (Parte 1/4)
biblioteca sgcWebSockets suporta HTTP/2 protocol em Server e Client side components, Apple Push Notificações somente allows para enviar Push Notificações um partir de um Server Provider using HTTP/2 protocol, so i...
Apple Push Notificações - Enviar notificações HTTP/2 (Parte 2/4)
No previous blog, I show how retrieve um dispositivo token, now I will show how use o HTTP/2 sgcWebSockets client para enviar uma notificação (sem o autenticação part).Send your remote notificatio...
Apple Push Notificações - Conexões baseadas em token para APNs (Parte 3/4)
In this blog I will show how configure o sgcWebSockets JWT Client para enviar authenticated HTTP/2 requests para Apple Push Notificação Servers.Secure your communications com Apple Push Notificação se...
OAuth2 Client Credentials
OAuth2 Client Component now supports Client Credentials as grant type, this type of grant is commonly used for server-to-server interactions that must run in the background, without immediate interac...
HTTP Post: Arquivos Grandes
sgcWebSockets Servers allow to Post Big Files without affecting the server memory. When a HTTP client sends a multipart/form-data stream, the stream is saved by server in memory. When the files are b...
OpenSSL Perfect Forward Secrecy no Delphi
From sgcWebSockets 4.4.8 there are small modifications in library to improve security of connections. One of them is Perfect Forward SecrecyWhen you use the RSA key exchange mechanism, it creates a l...
Mensagens Mascaradas no WebSocket
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 websoc...
Certificados SChannel
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 certificate2....
APIs Binance Futures USDT e COIN
A partir do sgcWebSockets 4.4.7, ambas como APIs Binance Futures são suportadas: USDT e COIN.USD Futures: https://binance-docs.github.io/apidocs/futures/enCOIN Futures: https://binance-docs.github.io/apidocs/del...
Telegram Bot Chat não encontrado
Quando você entra como bot, o método GetChats não pode ser usado, então você não obtém todos os chats disponíveis. Se for a primeira vez que você entra como Bot e tenta enviar uma mensagem para um Chat conhecido, você receberá este...
Telegram: Enviar Mensagem em Negrito, Itálico...
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 t...
AWS Cognito e OAuth2
biblioteca sgcWebSockets suporta OAuth2 Autenticação em Server e Client components, próxima versão will include um novo recurso required por AWS Cognito service, quando você tentar autenticar using OAuth...
HTTP/2 Serviço Alternativo
O cabeçalho HTTP Alt-Svc é usado para informar os clientes de que o mesmo recurso pode ser acessado por outro serviço ou protocolo, o que é útil se você quiser informar aos clientes HTTP que seu servidor suport...
WebSocket Cliente: BeforeConnect e BeforeWatchDog
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...
OAuth2: Personalizar HTML de Login
When an OAuth2 client do a request to get a new Access Token, a Web-Page is shown in a web-browser to Allow this connection and login with an User and Password.The HTML page is included by default in...
Servidor OAuth2: Permitir Requisições Não Autenticadas
By default, when OAuth2 is enabled on Server Side, all the HTTP Requests require Authentication using Bearer Tokens.If you want allow some URLs to be accessed without the need of use a Bearer Token,...
Registro de Aplicações no Servidor OAuth2
Before a new OAuth2 is requested by a client, the App must be registered in the server.Register a new App requires the following information: App Name: is the name of the Application. Example: MyApp...
Endpoints do Servidor OAuth2
By default, the OAuth2 Server uses the following Endpoints: Authorization: /sgc/oauth2/auth Token: /sgc/oauth2/tokenWhich means that if your server listens on IP 80.54.41.30 and port 8443, the full O...
WatchDog: Monitorar Servidor
From sgcWebSockets 4.4.4 a new property Monitor has been added to WatchDog feature, WatchDog.Monitor allows to verify if new clients can connect to server, this is done by an internal client that tri...
Cliente Telegram e Proxies
From sgcWebSockets 4.4.4, the Telegram Client supports Proxy connections. Telegram Client can be configured to make of use of a proxy. Currently, Telegram supports 3 types of proxies:1. HTTP2. MTProt...
MQTT: Publicar Mensagem e Aguardar Resposta
From sgcWebSockets 4.4.4 the MQTT client has a new method called PublishAndWait. Till now, when a client publishes a message using QoS levels 1 or 2, the only way to know if the message was processed...
DataSnap com WebSocket e HTTP/2
From sgcWebSockets 4.4.3, you can replace your DataSnap server application by our WebSockets server and take advantage of new features like:WebSocket ProtocolHTTP/2 ProtocolIOCP There are 3 different...
HTTP/2 Teste de Desempenho do Servidor
From sgcWebSockets 4.4.3, HTTP/2 is initially supported and new features will be added on next versions. In a prior entry blog we compared the performance between HTTP 1.1 and HTTP/2 protocols, to do...
Testes HTTP2 com HTTPBIN.ORG
httpbin.org provides a useful server to test HTTP/2 protocol, there are several cases which can be used to test HTTP clients. You can find below a list of main tests provided:HTTP Methods: Testing di...
Latência HTTP2
In a previous post, I show a comparison between HTTP2 and HTTP1 performance using a single connection (see HTTP2 vs HTTP1 performance). In this post I will show a comparative between HTTP2 and HTTP1...
Testes de Cliente HTTP2
RFC 7540 and RFC 7541 contains the full specification of HTTP/2 protocol and in the process of implementing a new HTTP/2 client for sgcWebSockets library, is important to use external tools to check...
Desempenho HTTP2 vs HTTP1
sgcWebSockets supports a wide range of protocols, HTTP/2 is the protocol which is in development right now. HTTP 1.1 has been the most used HTTP Protocol and wide implemented in server and clients du...
Resultados Progressivos com RPC
WAMP 1.0 is an open WebSocket subprotocol that provides two asynchronous messaging patterns: RPC and PubSub.From sgcWebSockets 4.3.8, a new method is supported, not included in WAMP 1.0 specification...
UpdateMode no Protocolo DataSet
sgcWebSockets Dataset Subprotocol allows to broadcast database changes to all client connected. From sgcWebSockets 4.3.8 this protocol allows 2 update modes:1. Replicate Table: protocol updates datas...
Coturn para Windows
Coturn is um free abrir source implementation de TURN e STUN Servers.The TURN Server is um VoIP media traffic NAT traversal server e gateway. It pode ser used como um general-purpose network traffic TURN...
Conexões TCP Half-Open
Once the connection has been established, if no peer sends any data, then no packets are sent over the net. TCP is an idle protocol, so it assumes that the connection is active. Disconnection reasons...
Componentes FMXLinux
A Embarcadero anunciou há algum tempo o suporte ao FMXLinux, que basicamente permite usar componentes gráficos em aplicativos Linux64. O sgcWebSockets suporta FMXLinux, então você pode usar esses componentes para criar uma interface gráfic...
Chave de API Google e OAuth2
A partir do sgcWebSockets 4.3.4, o OAuth2 é compatível. O Google fornece acesso a essas APIs usando autenticação OAuth2, então você deve primeiro obter o Client ID e o Client Secret do OAuth2 antes de poder se conectar a...
OAuth2 com 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...
Servidor Indy IOCP
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....
WebSocket: Demo de Upload de Arquivo
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...
Enumerar Cadastros de Digital WBF
O pacote sgcBiometrics adiciona um novo recurso para a próxima versão 1.4.0, agora você pode Enumerar quais cadastros o pool de sensores selecionado possui. Esse método funciona para pools de sensores System e Private. Antes disso, v...
String de Conexão Obsoleta com 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...
Suporte ao OpenSSL 1.1 no Indy
Atualmente, o Indy só suporta a versão 1.0.2 do OpenSSL e vários clientes nos perguntaram sobre suporte para OpenSSL 1.1. Embora o OpenSSL 1.0.2 ainda seja utilizável agora porque suporta TLS 1.2, que ...
Indy suporta 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...