--- title: "#protocols articles | Hashnode" description: "Explore 325 articles tagged #protocols on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/protocols" --- Tag # #protocols 325 posts · 11 followers [circuitrocks](https://hashnode.com/@circuitrocks) · [Oct 26](https://hashnode.com/posts/ir-remote-protocols-explained-nec-rc-5-and-irda-for-makers/6adfcfeb5fcf798d316402e2) ### [IR Remote Protocols Explained: NEC, RC-5 and IrDA for Makers](https://circuitrocks.hashnode.dev/ir-remote-protocols-explained-nec-rc-5-and-irda-for-makers?utm_source=hashnode&utm_medium=feed) IR Remote Protocols Explained: Why infrared still beats Bluetooth for simple, private control, and how NEC, RC-5 and IrDA work. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/ir-remote-protocols-explained-nec-rc-5-and-irda-for-makers?utm_source=hashnode&utm_medium=feed) [Gerwin](https://hashnode.com/@fuckit) · [Sep 27](https://hashnode.com/posts/imap-vs-pop3-which-one-should-you-actually-use/6ab9111157feed7295ab65a3) ### [IMAP vs POP3: Which One Should You Actually Use?](https://fuckit.hashnode.dev/imap-vs-pop3-which-one-should-you-actually-use?utm_source=hashnode&utm_medium=feed) One keeps your mail in sync everywhere. The other takes it home and locks the door. How each works, which to pick, and when POP3 still makes sense. 6 min read · [fuckit.hashnode.dev](https://fuckit.hashnode.dev/imap-vs-pop3-which-one-should-you-actually-use?utm_source=hashnode&utm_medium=feed) [Zero Trust Threads](https://hashnode.com/@zerotrustthreads) · [Sep 7](https://hashnode.com/posts/ports-and-protocols-what-cybersecurity-beginners-actually-need-to-know/6a9f04a1a2264eeb94fa035a) ### [Ports and Protocols: What Cybersecurity Beginners Actually Need to Know](https://zerotrustthreads.hashnode.dev/ports-and-protocols-what-cybersecurity-beginners-actually-need-to-know?utm_source=hashnode&utm_medium=feed) Learn what network ports and protocols actually do, how TCP and UDP differ, and why ports matter when learning cybersecurity. 5 min read · [zerotrustthreads.hashnode.dev](https://zerotrustthreads.hashnode.dev/ports-and-protocols-what-cybersecurity-beginners-actually-need-to-know?utm_source=hashnode&utm_medium=feed) [Alvin Yang](https://hashnode.com/@Alvin-Yang) · [Sep 2](https://hashnode.com/posts/video-streaming-protocols-how-to-choose-the-right-one/6a97810d4a58c8a9b4fdfb87) ### [Video Streaming Protocols: How to Choose the Right One](https://alvinyang.hashnode.dev/video-streaming-protocols-how-to-choose-the-right-one?utm_source=hashnode&utm_medium=feed) Compare HLS, MPEG-DASH, WebRTC, SRT, RTMP, and RTSP and learn which video streaming protocol fits live, VoD, interactive, and contribution workflows. 7 min read · [alvinyang.hashnode.dev](https://alvinyang.hashnode.dev/video-streaming-protocols-how-to-choose-the-right-one?utm_source=hashnode&utm_medium=feed) [Fynn Schulz](https://hashnode.com/@fynn) · [Aug 19](https://hashnode.com/posts/lora-mesh-network-arduino-esp32-rp2040/6a85d2f053998d30b23e0e85) ### [LighthouseReckoning: A Lightweight LoRa Mesh Network for Arduino, ESP32 and RP2040](https://lighthousereckoning.hashnode.dev/lora-mesh-network-arduino-esp32-rp2040?utm_source=hashnode&utm_medium=feed) Lightweight LoRa mesh networking for Arduino, ESP32 and RP2040 with automatic multi-hop routing and hop-by-hop reliability. 8 min read · [lighthousereckoning.hashnode.dev](https://lighthousereckoning.hashnode.dev/lora-mesh-network-arduino-esp32-rp2040?utm_source=hashnode&utm_medium=feed) [aetos](https://hashnode.com/@aetosdios) · [Jul 10](https://hashnode.com/posts/bittorrent-peer-wire-protocol-from-scratch/6a513969b5f11c878ceed76f) ### [two computers meet on the internet. what do they say first?](https://aetos-devlogs.hashnode.dev/bittorrent-peer-wire-protocol-from-scratch?utm_source=hashnode&utm_medium=feed) building bittorrent’s peer protocol from scratch 22 min read · [aetos-devlogs.hashnode.dev](https://aetos-devlogs.hashnode.dev/bittorrent-peer-wire-protocol-from-scratch?utm_source=hashnode&utm_medium=feed) [Abstract Algorithms](https://hashnode.com/@abstractalgorithms) · [Jul 2](https://hashnode.com/posts/tcp-vs-udp-byte/6a45c4de19a53d5d37e801bb) ### [TCP vs UDP in a Nutshell](https://abstractalgorithms.hashnode.dev/tcp-vs-udp-byte?utm_source=hashnode&utm_medium=feed) Compare the connection-oriented reliability of TCP with the low-latency speed of UDP. 1 min read · [abstractalgorithms.hashnode.dev](https://abstractalgorithms.hashnode.dev/tcp-vs-udp-byte?utm_source=hashnode&utm_medium=feed) [Abstract Algorithms](https://hashnode.com/@abstractalgorithms) · [Jul 2](https://hashnode.com/posts/dns-lookup-byte/6a45c4c288d4e6848b7e1918) ### [DNS Lookup Cycle](https://abstractalgorithms.hashnode.dev/dns-lookup-byte?utm_source=hashnode&utm_medium=feed) Follow the journey of a DNS query from your web browser to the Root, TLD, and Authoritative Name Servers. 1 min read · [abstractalgorithms.hashnode.dev](https://abstractalgorithms.hashnode.dev/dns-lookup-byte?utm_source=hashnode&utm_medium=feed) [Prajwal M](https://hashnode.com/@Glitchguy00) · [Jun 28](https://hashnode.com/posts/websocket-deep-dive/6a40c35ed5fc093c50ed56fe) ### [WebSocket Deep Dive: From HTTP Handshake to Real-Time Data](https://glitch-guy0.hashnode.dev/websocket-deep-dive?utm_source=hashnode&utm_medium=feed) Detailed guide on websocket internals, working, connection upgrade and how applications handle the scale of websocket connections. 11 min read · [glitch-guy0.hashnode.dev](https://glitch-guy0.hashnode.dev/websocket-deep-dive?utm_source=hashnode&utm_medium=feed) [Milan Curguz](https://hashnode.com/@milancurguz) · [Jun 26](https://hashnode.com/posts/101-network-protocols-every-cybersecurity-beginner-should-know/6a3efc731d0c3cb0f9e705cc) ### [101 Network Protocols Every Cybersecurity Beginner Should Know](https://milancurguz.hashnode.dev/101-network-protocols-every-cybersecurity-beginner-should-know?utm_source=hashnode&utm_medium=feed) ARP - maps an IPv4 address to a MAC address in a local network. It is used so a computer knows which device to physically send a packet to. DHCP - automatically assigns an IP address, gateway, DNS se 9 min read · [milancurguz.hashnode.dev](https://milancurguz.hashnode.dev/101-network-protocols-every-cybersecurity-beginner-should-know?utm_source=hashnode&utm_medium=feed)