--- title: "Fawole Joshua (@0xJosh) | Hashnode" description: "Machine learning engineer | Data scientist | Technical Crypto Writer | Web3 Developer Content Marketer| Solidity expert" url: "https://hashnode.com/@0xJosh" --- @0xJosh # Fawole Joshua @0xJosh · Ile-Ife, Osun, NGA · Joined September 2024 Machine learning engineer | Data scientist | Technical Crypto Writer | Web3 Developer Content Marketer| Solidity expert ### [Microsoft Launches Copilot For Legal: What It Means And The Implication On The Nigerian Jurisdiction](https://0xjosh.hashnode.dev/microsoft-launches-copilot-for-legal-what-it-means-and-the-implication-on-the-nigerian-jurisdiction?utm_source=hashnode&utm_medium=feed) In just five (5) months, the LegalTech world has witnessed the launching of three powerful legal-AI tools by frontier companies like OpenAI, Anthropic, Google. Now, Microsoft has made a grand entrance 13 min read · [0xjosh.hashnode.dev](https://0xjosh.hashnode.dev/microsoft-launches-copilot-for-legal-what-it-means-and-the-implication-on-the-nigerian-jurisdiction?utm_source=hashnode&utm_medium=feed) [Oct 19](https://hashnode.com/posts/microsoft-launches-copilot-for-legal-what-it-means-and-the-implication-on-the-nigerian-jurisdiction/6ad635affeb91f9a11c81c65) ### [Why Signature-Based Security Is No Longer Enough To Detect Cyber Attacks And How UEBA Hunts vicious threats.](https://0xjosh.hashnode.dev/why-signature-based-security-is-no-longer-enough-to-detect-cyber-attacks-and-how-ueba-hunts-vicious-threats?utm_source=hashnode&utm_medium=feed) Introduction Imagine a national museum that holds thousands of historic antiquities. The monuments are very precious, worth billions and are very essential to the preservation of the cultural heritage 12 min read · [0xjosh.hashnode.dev](https://0xjosh.hashnode.dev/why-signature-based-security-is-no-longer-enough-to-detect-cyber-attacks-and-how-ueba-hunts-vicious-threats?utm_source=hashnode&utm_medium=feed) [Mar 20](https://hashnode.com/posts/why-signature-based-security-is-no-longer-enough-to-detect-cyber-attacks-and-how-ueba-hunts-vicious-threats/69bd43c1475ca17974f58dce) ### [How AI Learns: Gradient Descent Explained Through a Midnight Smoky Jollof Adventure](https://0xjosh.hashnode.dev/how-ai-learns-gradient-descent-explained-through-a-midnight-smoky-jollof-adventure?utm_source=hashnode&utm_medium=feed) Many aspects of the modern world are now powered by artificial intelligence, and this has significantly accelerated human civilization. From faster disease detection to automated decision-making. From breakthroughs in medical imaging to the quiet and... 7 min read · [0xjosh.hashnode.dev](https://0xjosh.hashnode.dev/how-ai-learns-gradient-descent-explained-through-a-midnight-smoky-jollof-adventure?utm_source=hashnode&utm_medium=feed) [2](https://hashnode.com/posts/how-ai-learns-gradient-descent-explained-through-a-midnight-smoky-jollof-adventure/69410d7adfa41691272a8d1e) [Dec 16, 2025](https://hashnode.com/posts/how-ai-learns-gradient-descent-explained-through-a-midnight-smoky-jollof-adventure/69410d7adfa41691272a8d1e) ### [Machine learning model evaluation: detecting fraudulent transactions.](https://0xjosh.hashnode.dev/machine-learning-model-evaluation-detecting-fraudulent-transactions?utm_source=hashnode&utm_medium=feed) Imagine you own a firm that helps banks detect fraudulent transactions. Every morning, hundreds of thousands of transactions pour in, your AI models must separate the suspicious needles from the haystack of normal activity. One wrong decision could m... 4 min read · [0xjosh.hashnode.dev](https://0xjosh.hashnode.dev/machine-learning-model-evaluation-detecting-fraudulent-transactions?utm_source=hashnode&utm_medium=feed) [Dec 8, 2025](https://hashnode.com/posts/machine-learning-model-evaluation-detecting-fraudulent-transactions/69372ce1e53dff8b6ae16ab8) ### [How I built an AI Agent that knows Nigerian Criminal Law more than anyone!](https://0xjosh.hashnode.dev/how-i-built-an-ai-agent-that-knows-nigerian-criminal-law-more-than-anyone?utm_source=hashnode&utm_medium=feed) Yes, you read it right? You have been reading, hearing, watching and gisting about Artificial Intelligence, but, have you ever considered its potential effect on the legal realm? Is it possible that o 8 min read · [0xjosh.hashnode.dev](https://0xjosh.hashnode.dev/how-i-built-an-ai-agent-that-knows-nigerian-criminal-law-more-than-anyone?utm_source=hashnode&utm_medium=feed) [Nov 9, 2025](https://hashnode.com/posts/how-i-built-an-ai-agent-that-knows-nigerian-criminal-law-more-than-anyone/69104a9c90a9c79f4824ef2f)