The hottest Substack posts right now

according to Hacker News
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I fought a DDoS and lived to tell the tale

FunkByteTech • 3 HN points • 03 Jun 24
🕹 Technology Web Development Cloud Computing Cybersecurity Network Security Data Management
  1. Prepare for unexpected challenges like DDoS attacks by having suitable defenses like Web Application Firewalls (WAF) in place.
  2. Stay vigilant and adaptive during a DDoS attack, making use of tools like Load Balancer access logs and being ready to block traffic from unwanted sources.
  3. After facing a DDoS attack, reflect on the experience to learn and improve, reinforcing your defense mechanisms for potential future attacks.

Welcome to QUALITY BOSS ✨

QUALITY BOSS • 19 implied HN points • 15 Oct 23
🕹 Technology Quality Engineering Leadership Women in Tech Personal Development
  1. The blog focuses on quality engineering and leadership in the tech industry. It's a space to share professional experiences and insights.
  2. It highlights the unique challenges and successes that women face in technology. This perspective aims to encourage others in the field.
  3. The author started writing as a hobby and wanted a platform to express her professional thoughts and advice. It's meant to be a community for exploration and learning.

Advent of Ruby Changelog: Week 1

zverok on lucid code • 86 implied HN points • 07 Dec 23
🕹 Technology Ruby Programming Software Diary Documentation
  1. Preparing Ruby 3.3's annotated changelog involves detailed explanations of features, testing on new versions, and fixing documentation.
  2. Efficiently tracking new features and discussions for Ruby updates is crucial for the changelog process.
  3. A day-by-day diary format for working on the changelog helps in organizing thoughts and content for weekly round-up posts.

3 Ways To Thrive.

The Future Does Not Fit In The Containers Of The Past • 25 implied HN points • 19 Jan 25
💼 Business Strategy Organizational Culture Leadership Teamwork Innovation
  1. Finding balance is important. It means weighing the old ways against new ideas to grow and adapt.
  2. Unity helps teams succeed. When everyone shares a common goal and works together, they can achieve more than just individual talents.
  3. Integration is about blending different perspectives. It means accepting and using diverse opinions and ideas to create strong solutions.
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When should we use Power Apps and the Power Platform?

Power Platform News • 19 implied HN points • 15 Oct 23
🕹 Technology Development Licensing Software Integration
  1. Ease of learning: Power Platform tools like Power Apps are designed to be user-friendly and come with resources for easy learning, making it quick to build and deploy applications.
  2. Integrations: Power Platform seamlessly integrates with Office 365 and other platforms like SQL server and Salesforce, streamlining app development without access issues.
  3. Time to market: PowerApps can save significant time and effort compared to traditional app development, with templates available and the capability to generate responsive apps from data sources.

Building Psychological Attachment — Not Just Ownership — Into Web3

Li's Newsletter • 136 implied HN points • 04 Apr 23
🕹 Technology Crypto Blockchain User engagement
  1. User interest in crypto projects is often short-lived and transactional, not fostering psychological ownership.
  2. Psychological ownership is important in changing behavior, increasing loyalty, and fostering contribution in digital products.
  3. Builders in crypto can enhance user retention and engagement by creating a stronger sense of psychological ownership through factors like investment, control, knowledge, and self-congruity.

Technically Monthly (August 2025)

Technically • 9 implied HN points • 31 Jul 25
🕹 Technology Data Software Hardware Programming AI
  1. GPUs are really important for AI because they can handle a lot of simple tasks at once, making them perfect for training big models. They are becoming a backbone for AI technology.
  2. JavaScript is now the most popular programming language, used to create web pages by working with HTML and CSS. Its popularity grew from simple beginnings to being essential for full web apps today.
  3. Generative AI is different from older machine learning. It creates new content, like images and text, using models that learn in specific ways, such as generating one word or pixel at a time.

CISA’s Take on Vulnerability Prioritization and Management

Resilient Cyber • 59 implied HN points • 22 Nov 22
🕹 Technology Risk management Automation Vulnerability Management Cybersecurity Software
  1. CISA emphasizes using machine-readable formats for security advisories to help organizations quickly understand and respond to vulnerabilities. Automating this process can speed up how fast companies act against threats.
  2. The Vulnerability Exploitability eXchange (VEX) helps organizations know if a vulnerability affects their products. This allows them to focus on the most critical risks rather than wasting time on ones that don't impact them.
  3. CISA's Stakeholder Specific Vulnerability Categorization (SSVC) helps organizations prioritize which vulnerabilities to address based on impact and urgency. It guides decision-making with a structured approach to risk management.

An Incomplete Look at Vulnerability Databases & Scoring Methodologies

Resilient Cyber • 59 implied HN points • 22 Nov 22
🕹 Technology Vulnerabilities Databases Software Cybersecurity Scoring
  1. Vulnerability databases like CVE and NVD help identify and score software weaknesses. This scoring helps companies prioritize what to fix first to keep users safe.
  2. The Common Vulnerability Scoring System (CVSS) rates how severe a vulnerability is. This helps organizations understand the impact and urgency of addressing the risk.
  3. New systems like the Open-Source Vulnerabilities (OSV) database and Global Security Database (GSD) aim to improve how vulnerabilities are recorded and shared, making it easier for developers to manage risk.

Five Themes of 2023

The Last Bear Standing • 116 implied HN points • 30 Jun 23
💰 Finance Monetary Policy Banking Sector Economic Forecast Tech Stocks Market volatility
  1. The recession that has been expected is delayed, and there are indications that the economy continues to grow.
  2. Inflation is decreasing, and the Federal Reserve aims to maintain this trend through its monetary policy.
  3. The technology sector has seen a resurgence in 2023, particularly in big tech companies and AI developments.

Microsoft Sentinel SOC 101: How to Detect and Mitigate Zero-day Exploits with Microsoft Sentinel

Rod’s Blog • 19 implied HN points • 10 Oct 23
🕹 Technology Automation Security Cloud Computing Threat Detection Data Analysis
  1. Zero-day exploits are dangerous because they exploit unknown software vulnerabilities and can have severe consequences like data breaches and system disruptions.
  2. To protect against zero-day exploits, organizations can monitor reported vulnerabilities, install next-generation antivirus solutions, perform rigorous patch management, segment networks with firewalls, and deploy advanced endpoint protection solutions.
  3. Microsoft Sentinel, a cloud-native SIEM solution, can help organizations protect against zero-day exploits by collecting data at cloud scale, detecting threats with analytics and intelligence, and investigating and responding with automation and orchestration.

Is that a stock or a religion?

Alex's Personal Blog • 32 implied HN points • 27 Nov 24
💰 Finance Cryptocurrency Market Trends Investing Economic Policy Technology
  1. MicroStrategy is a small software company that has invested heavily in bitcoin. It keeps buying more bitcoin by using money it raises, even though its software business alone can't fund these purchases.
  2. Investors seem to trust MicroStrategy, allowing it to have a high market value compared to the actual worth of its bitcoin. This trust lets the company keep buying more bitcoin, which keeps pushing its stock higher.
  3. The company's strategy could backfire if the market changes. If it needs to pay back debts in cash, it might be forced to sell bitcoin or shares, which could hurt its value.

"Culture Eats Strategy for Breakfast"

The Radar • 19 implied HN points • 10 Oct 23
💼 Business Strategy Innovation Organizational Culture Leadership Values
  1. Organizational culture is more than just values or behaviors; it's the prevailing attitudes, routine behaviors, and shared norms of an organization.
  2. To change a culture, leaders need to champion stated values persistently until they become ingrained in behaviors and routines.
  3. Creating a culture shift takes time and commitment; leaders can't simply dictate a new culture, it requires sustained effort to embed new values and behaviors.

Sick Days

Malt Liquidity • 10 implied HN points • 14 Jul 25
💰 Finance Investing Debt crisis Economic Policy Market Trends Cryptocurrency
  1. People are feeling a lot of pressure and urgency to innovate and make changes in their lives and careers, especially after the upheaval of recent years.
  2. The old ways of securing wealth and stability, like banks and gold, seem less effective now, leading to a lot of uncertainty about the future.
  3. It's important to take breaks and manage stress, especially when dealing with complex and overwhelming thoughts, to maintain mental health and clarity.

When the Internet Was for People

Path Nine • 12 implied HN points • 10 Jun 25
🕹 Technology Creativity AI Content creation Social media Internet
  1. The internet used to be a place for genuine creativity, where people shared their thoughts and ideas without worrying about making money. Now, it's more about popularity and profit.
  2. AI is changing the way we create, often leading to superficial content instead of meaningful work. This trend can make us lose interest in real, deep creativity.
  3. To bring back real creativity, we need to be picky about the content we engage with, support authentic voices, and focus on making things that truly matter, not just what's trendy.

Welcome Bikky to the Equal Ventures Portfolio

Equal Ventures • 39 implied HN points • 12 Sep 22
💼 Business Investment Data Startups Technology Restaurants
  1. Equal Ventures is partnering with Bikky, a Customer Data Platform for the restaurant industry.
  2. The digitization of the restaurant industry has created a need for solutions like Bikky that unify customer data across channels.
  3. Bikky's founder, Abhinav Kapur, identified the need for a vertically focused solution through his personal experience in the restaurant industry.

Want to be an Expert Programmer? Master One Language First

Weekend Developer • 19 implied HN points • 09 Oct 23
🕹 Technology Programming
  1. Focus on mastering one programming language before moving on to others to prevent confusion and set yourself up for success.
  2. Learning and applying coding concepts is challenging, so trying to tackle multiple languages at once can be overwhelming and counterproductive.
  3. Businesses generally prefer specialists in one language over individuals with knowledge of multiple languages, which can lead to better job opportunities and higher pay.

Two startups to watch, and guess which nations are our largest trading partners?

Alex's Personal Blog • 32 implied HN points • 26 Nov 24
💼 Business Tariffs Startups Trade Technology Investment
  1. Watch out for Halcyon, a startup that just raised $100 million to fight ransomware. This is important since ransomware attacks are a growing problem for businesses.
  2. Copy.AI is gaining attention as a popular AI tool for writing. It's expanding its services and has evolved since it first launched, showing strong potential.
  3. Upcoming tariffs on imports from major trading partners like China, Canada, and Mexico could lead to increased prices. This might create challenges for startups looking to grow and seek investments.

Reasons to Have a Co-Founder (instead of going solo)

Texts with Founders • 8 implied HN points • 08 Aug 25
💼 Business Entrepreneurship Leadership Motivation Startups
  1. Having a co-founder can help you share the workload, especially in the crucial early stages of building and selling your product. If you're not ready to handle both sides, partnering up makes sense.
  2. Co-founders can bring valuable industry experience that can boost your startup's success, especially if you're new to the field. It's great to work with someone who knows the ins and outs of the industry you’re entering.
  3. Some people are more motivated when working alongside others. If you thrive in a team environment, having a co-founder can inspire you and help you do your best work.

S2 E2: From Stone Sculptures to Building Cities - Focussing on the Bigger Picture

CAUSL Effect • 19 implied HN points • 09 Oct 23
💼 Business Management Customer Insights Analytics Marketing Product Development
  1. Focus on details is important, but remember to see the bigger picture too. Each person's work should fit well into the overall goals of the team or company.
  2. Like the sculptures on the Arc de Triomphe tell a story, all parts of a project should connect to create a clear message for the audience.
  3. Using self-serve tools can help teams get quick insights. This lets everyone focus on the important work that benefits the entire organization.

Brief note on innovation, distribution, and moats

Logos • 19 implied HN points • 09 Oct 23
💼 Business Innovation Strategy Entrepreneurship Marketing Economics
  1. Strong distribution is more important than complex technology. It's hard to get your product in front of people, even if you have a great product.
  2. Startups often succeed not because of better tech, but by disrupting market rules. They reach new customers by using different methods that big companies might overlook.
  3. While tech complexity can show growth potential, it doesn't guarantee a competitive edge. Companies need to innovate to keep up, but that innovation doesn't have to be super complicated.

Courage and Moonshots

Castles in the Sky • 29 implied HN points • 16 Dec 24
📖 Philosophy Science Ethics Existentialism Humanism
  1. Big, crazy ideas can spark real change. Even if they seem impossible, they can lead to groundbreaking outcomes, like space travel.
  2. Dealing with the unknown is key to growth. Embracing humility, curiosity, and courage helps us face challenges and pursue innovative ideas.
  3. It's important to focus on practical steps for achieving goals. Even the most visionary thinkers made their mark by doing the hard, everyday work.

✅ Monday briefing: A new #PRstack book will review AI in PR tools

Wadds Inc. newsletter • 19 implied HN points • 09 Oct 23
💼 Business Marketing Technology Social media Management Public Relations
  1. A new book about AI in public relations will be released soon. It focuses on how AI can help in marketing and PR tasks.
  2. The book includes insights from developers and covers more than 20 AI tools. This aims to help professionals use AI more effectively in their work.
  3. The BBC is being careful with how it uses AI, focusing on human creativity and transparency. They have set principles to guide their use and tackle risks like disinformation.

The death of early career gigs, encryption, and the Thread Boys' ascendency

Alex's Personal Blog • 32 implied HN points • 25 Nov 24
🕹 Technology Encryption Tech Policy Data Privacy Startups AI
  1. AI is taking over entry-level jobs, making it harder for newcomers to gain the experience they need. This could leave a gap when it comes to filling senior positions in the future.
  2. Encryption is really important for protecting our information and ensuring a stable economy. Weakening it could lead to big security problems for everyone.
  3. There's a trend of tech billionaires gaining more influence over government. This could change how policies are made, depending on who has the most money to back their causes.

Problem 59:Invert Binary Tree [Google]

Technology Made Simple • 39 implied HN points • 06 Oct 22
🕹 Technology Trees Coding Programming Recursion
  1. Inverting a binary tree is a classic problem that demonstrates important concepts like recursion and trees.
  2. This problem can help build a strong foundation for tackling more complex coding challenges involving recursion, trees, graphs, and dynamic programming.
  3. The process of inverting a binary tree involves swapping left and right children recursively starting from the root.

Notes from #WIRED30

The Future, Now and Then • 85 implied HN points • 07 Dec 23
🕹 Technology Tech Culture Internet AI Futurism Digital Media
  1. Tech's center of gravity has shifted in the past 30 years in Silicon Valley, futurism, and WIRED.
  2. Tim Berners-Lee's effort to give users control over data faces challenges from established tech giants.
  3. WIRED is drawing boundary lines around the AI debate, embracing diverse perspectives and urging attention to the limitations of large language models.

Rebuilding Ukraine could be top European investment theme of 2026

Klement on Investing • 1 implied HN point • 07 Jan 26
💰 Finance Infrastructure Europe Emerging Markets Public Finance Geopolitics Investment
  1. If the war ends, a large reconstruction boom in Ukraine could start quickly and create big demand for rebuilding infrastructure and homes.
  2. Rebuilding Ukraine could become the top European investment theme in 2026, drawing capital into construction, materials, and related services.
  3. Political developments that lead to a truce will strongly influence the timing and scale of these investment opportunities, so policy moves will matter for investors.

Degenesis: How to source memes to trade, perform DD, and size your bets

Boltzmann Soul • 2 HN points • 28 Jun 24
💰 Finance Risk management Cryptocurrency Trading Investing Decentralized Finance
  1. Understand how to source memes for trading by looking at opportunity identification and filtering through platforms like Dexscreener.
  2. Perform due diligence on meme coins by checking for burned liquidity, mint and freeze authorities, holder distribution, and top trader PnL health.
  3. Size your bets based on the Kelly criterion formula, considering probabilities of success and potential bet gains. Tactical execution includes recycling costs, dollar-cost averaging, and follow-on investments.

The US labor market is much weaker than we have been told

Global Markets Investor • 7 HN points • 15 Mar 24
💰 Finance Economic Trends
  1. The US labor market is weaker than portrayed in headlines, with data revisions indicating lower job growth than initially reported.
  2. There has been a rise in part-time jobs and multiple jobholders, while full-time jobs have decreased, presenting a concerning trend for the US economy.
  3. Analysis of native vs foreign-born employment shows a significant difference, indicating that job creation in the US has been largely driven by immigrants in recent years.

Massed Muddler Intelligence

Breaking Smart • 72 implied HN points • 11 Feb 24
🕹 Technology Scaling Agents Engineering Protocols AI
  1. The concept of Massed Muddler Intelligence (MMI) entails a new approach to scaling AI, emphasizing the importance of agents, local trial-and-error, and muddling through over monolithic, deterministic training models.
  2. MMIs aim to leverage the principles of embodiment, boundary intelligence, temporality, and personhood to design scalable AI systems that resemble Service-Oriented Architecture in computing.
  3. Building MMIs involves compositing different elements deliberately to create a language of differentiated forms, akin to how reinforced concrete combines materials in defined geometries to achieve specific properties.

Economic Calendar for the Week of November 24, 2024

Alex's Personal Blog • 32 implied HN points • 24 Nov 24
💰 Finance Global trends Economic Events Market Analysis Earnings Reports
  1. Thanksgiving is coming up, and it's a good time to take a break and enjoy the holiday with family.
  2. This week will see some tech earnings and IPOs, including the self-driving software company Pony.ai going public.
  3. Economic events are happening in the U.S. and globally, with various reports on jobless claims, consumer confidence, and business confidence scheduled.

AI vs. Humans

aidaily • 19 implied HN points • 12 Oct 23
🕹 Technology Software AI Tools Digital Chatbots
  1. AI cannot replace human creativity, innovation, and mentorship in the workplace.
  2. Some organizations are taking steps to protect their content from being misused by AI.
  3. While some AI applications are generating high revenues, others are facing challenges in sustaining growth.