Aug 8, 2025 · 6 min read · UDP (User Datagram Protocol) is a connectionless, unreliable transport layer protocol in the TCP/IP protocol suite. It provides a simple mechanism for applications to send messages (called datagrams) to other hosts without establishing a connection o...
AAnik commentedNov 18, 2023 · 3 min read · TL;DR: we see how to calculate Ethereum addresses checksums. If the nth letter in the address is a letter (a-f), and the nth digit of its keccak's hash is greater than 7, then the nth letter in the address is capitalized. Ethereum's ecosystem is vas...
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Aug 19, 2023 · 3 min read · In the realm of computing, ensuring the integrity and security of our data is a paramount concern. Whether you're a developer, a system administrator, or simply an everyday user, being able to ascertain whether a file has been tampered with or altere...
Join discussionAug 3, 2023 · 5 min read · I cannot count the number of times that I had to work with engineers that held fancy titles but simply didn't know how to do a basic checksum verification. MD5 stands for "Message Digest Algorithm 5." It is a widely used cryptographic hash function t...
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Mar 13, 2023 · 4 min read · Ever wondered if your data has been messed with? Well with AWS S3, I can show you how! Once you have created an AWS account, the lab starts with creating an S3 bucket and ends with comparing our checksum values. TLDR The goal of this lab is to upload...
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Feb 22, 2023 · 6 min read · Introduction In this article, we will cover a common use case for software developers: Using and generating Unique Identifiers. Let´s start with a definition: What is an identifier? The simplest explanation usually comes from Wikipedia: An identifi...
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