The hottest Technology Substack posts right now

And their main takeaways
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Top Technology Topics

How To Build AWS-Compatible APIs: AWS Sigv4

aspiring.dev • 0 implied HN points • 01 Mar 24
🕹 Technology Software Development Cloud Computing APIs Web Development Programming
  1. AWS Sigv4 is a way to authenticate requests when using AWS services. It works by signing requests with your Access Key ID and Secret Access Key, similar to RSA keys.
  2. You can create your own AWS-compatible APIs by implementing signature verification in middleware. This allows your API to mimic AWS services like S3 or DynamoDB.
  3. Building these APIs can be a good idea for startups. You can create custom services that interact with AWS or even replace AWS services entirely while maintaining compatibility.

Frontlink: React realtime collaboration and updates with your backend

aspiring.dev • 0 implied HN points • 21 Feb 24
🕹 Technology Web Development Software Engineering Open Source Collaboration Tools
  1. With Frontlink, you can easily add real-time collaboration features to your React app. It allows you to share state and functions among users, making the experience interactive.
  2. You can bring your own backend when using Frontlink, which gives you full control over your app's operations. This means you can tailor the features exactly to your needs without relying on third-party services.
  3. Setting up Frontlink is straightforward, requiring just a few lines of code to start. You can seamlessly integrate it into your existing React app and manage shared states efficiently.

Intelligent & Programable Prompt Pipelines From Haystack

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 0 implied HN points • 18 Dec 23
🕹 Technology Artificial Intelligence Software Development Data science Machine Learning Chatbots
  1. Prompt pipelines help connect different prompts in a simpler way than using complex autonomous agents. This means making sure that data flows smoothly when using tools powered by AI.
  2. While using JSON for output is helpful, there are challenges in maintaining a consistent structure. This can make it tricky to handle the data as it changes.
  3. The Haystack framework offers a way to bridge basic prompts and more complex systems. It shows how to manage user input and AI output for better interactions.

Range Partitioning: Zero to One

aspiring.dev • 0 implied HN points • 17 Mar 24
🕹 Technology Databases Distributed Systems Data Structures Software Engineering Cloud Computing
  1. Range partitioning splits data into key ranges to improve performance and scalability. This method helps databases manage heavy loads by distributing data efficiently.
  2. Unlike hash partitioning, range partitioning allows for easier scaling. You can adjust the number of ranges as needed without the hassle of rewriting data.
  3. While range partitioning is powerful, it can be tricky to implement and may struggle with very sequential workloads. Planning is necessary to avoid creating performance hotspots.

Coming soon to Substack!

QUALITY BOSS • 0 implied HN points • 29 Nov 23
🕹 Technology Social media Digital Publishing Content creation Blogging Online Platforms
  1. QUALITY BOSS is shifting its content from WordPress to Substack. This means they are changing platforms for their posts.
  2. While the transition is happening, there may be some minor issues. They are asking readers to be patient during this time.
  3. You can subscribe to their updates on Substack once they are set up. This will keep you informed about new content and changes.
Get a weekly roundup of the best Substack posts, by hacker news affinity:

Must Learn KQL Part 9: The Limit and Take Operators

Rod’s Blog • 0 implied HN points • 31 May 23
🕹 Technology Data Analysis
  1. Limit and Take operators in KQL are used for similar purposes and have no functional differences - they are like fraternal twins.
  2. When using Limit and Take operators in KQL, remember that sort is not guaranteed to be preserved, results are random, and the default limit is 30,000.
  3. Limit and Take operators are very useful for trying out new queries, performing data sampling, and are a good starting point for building more complex queries.

Truy tìm thủ phạm (2)

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 17 Jul 07
🕹 Technology Hacking Cyber Attacks
  1. Consider the possibility of an attacker being sophisticated and playing mind games, focusing on finding the true culprit without misidentifying the target.
  2. Be cautious and thorough in investigating potential security breaches, exploring various avenues like root access, password theft for file manipulation, and security vulnerabilities.
  3. Utilize tools like chkrootkit for initial assessment, but remain aware of advanced attackers who may evade detection, emphasizing the need for comprehensive security measures.

Truy tìm thủ phạm (1)

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 17 Jul 07
🕹 Technology Cybersecurity Forensic Analysis Server Management Hacking
  1. When a website is defaced, it is crucial to change all passwords and preserve the server's state for investigation.
  2. Knowing the server's timezone is essential for event correlation in cybersecurity investigations.
  3. Understanding server logs and analyzing them can reveal valuable insights about the timeline and actions taken by potential attackers.

Must Learn KQL Part 2: Just Above Sea Level

Rod’s Blog • 0 implied HN points • 31 May 23
🕹 Technology Programming Data Analysis Cloud Computing Security
  1. KQL stands for Kusto Query Language, named after undersea pioneer Jacques Cousteau. Understanding the origin of the name can give insights into the nature and purpose of the query language.
  2. KQL is designed for quickly surfacing critical security information hidden in large datasets. Its performance and simplicity make it a valuable tool for security professionals.
  3. Efficiency, simplicity, and cloud optimization are key factors that distinguish KQL from other query languages, enhancing its ability to help security professionals identify and address threats efficiently.

BulkUnsubscribe: Unsubscribe from all marketing emails in 1-click

aspiring.dev • 0 implied HN points • 16 Jun 24
🕹 Technology Software Development Automation User Experience Web Development
  1. You can now easily unsubscribe from a lot of marketing emails in just one click. This is possible with a new standard by Gmail and Yahoo that lets emails include an 'Unsubscribe' button.
  2. There are different methods to unsubscribe, like sending an email, clicking a link, or using a 'one-click' option that works automatically. The 'one-click' method is the easiest and most efficient.
  3. A tool is being developed to automate the unsubscribe process by checking your emails and removing you from unwanted mailing lists, making it a lot simpler to manage your inbox.

Tội phạm tin học Việt Nam dễ bắt, khó xử

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 17 Jul 07
🕹 Technology Cybercrime Hacking Information Security Digital Forensics
  1. Cyber criminals in Vietnam are easy to catch and difficult to handle due to their use of basic tools and techniques.
  2. Law enforcement agencies can recover deleted data from hard drives, even after common operations like formatting or partitioning.
  3. Many Vietnamese hackers are young and inexperienced, often underestimating the consequences of their actions.

👏 Microsoft with yet another AI product release.

superartificial • 0 implied HN points • 08 Mar 23
🕹 Technology AI Tools Software Marketing CRM
  1. Microsoft announced a new AI assistant called Dynamics 365 Copilot for various business applications.
  2. HubSpot released two new AI tools: ChatSpot and Content Assistant, for personalized marketing and sales processes.
  3. Microsoft and HubSpot are both investing in AI technology to enhance productivity and customer experience in different business sectors.

Random Chain-Of-Thought For LLMs & Distilling Self-Evaluation Capability

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 0 implied HN points • 08 Jan 24
🕹 Technology AI Machine Learning Data science Natural Language Processing Software Development
  1. Complexity in processing data for large language models (LLMs) is growing. Breaking tasks into smaller parts is becoming a standard practice.
  2. LLMs are now handling tasks that used to require human supervision, such as generating explanations or synthetic data.
  3. Providing detailed context during inference is crucial to avoid mistakes and ensure better responses from LLMs.

Finding Trends With Approximate Embedding Clustering

aspiring.dev • 0 implied HN points • 29 Apr 23
🕹 Technology Data Analytics AI Machine Learning Algorithms Big Data
  1. Clustering similar data helps to identify trends and categories quickly. This is important for analyzing things like shopping habits or AI tasks.
  2. K-Means++ is a method that improves the speed and accuracy of finding cluster centers, which helps in managing data without needing too much preparation.
  3. Using approximate clustering techniques allows for faster processing of data and keeps up with changing trends, making it useful for things like tracking popular text-to-speech messages.

Building a Fly.io-like Scheduler Part 1: Basic Coordinator and Workers

aspiring.dev • 0 implied HN points • 23 Feb 23
🕹 Technology Software Development Systems Architecture Cloud Computing Programming Languages DevOps
  1. Fly.io uses synchronous scheduling, meaning you either get a compute resource when you ask for it or you don't. This makes it simpler to handle workloads like serverless functions.
  2. The scheduler's design allows workers to manage their own availability, removing the need for a separate database. This lets workers freely join or leave the system without issues.
  3. In this system, a coordinator requests and schedules tasks on available worker nodes. The first worker to respond gets the task, making it efficient for various jobs like running Docker containers or AI inference.

Săn tên miền - thú tiêu khiển mới của hacker!

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 17 Jul 07
🕹 Technology Hacking Cybersecurity Social Engineering Legal issues
  1. In the world of hackers, hunting for domain names has become a new trend, with a focus on exploiting vulnerabilities in web applications.
  2. Domain name security is crucial, and choosing reputable registrars can help protect websites from being targeted by hackers.
  3. It's important to stay vigilant about cybersecurity, update antivirus tools, and be cautious of social engineering tactics used by hackers to steal domain names.

Join me on Notes

Rod’s Blog • 0 implied HN points • 11 Apr 23
🕹 Technology Social media Community Building Blogging
  1. Notes on Substack is a new space for sharing links, short posts, quotes, photos, and more.
  2. Subscribers to Rod's Blog automatically see his Notes, where they can like, reply, or share.
  3. Readers can also share their own notes, creating a space for sharing thoughts, ideas, and quotes with others.

Building Microsoft Sentinel Detections for Azure Open AI

Rod’s Blog • 0 implied HN points • 02 Mar 23
🕹 Technology AI Security Data
  1. Questions about safety and security in Azure Open AI should be addressed early on to ensure preparedness when issues arise
  2. Monitoring Azure Open AI involves utilizing Diagnostic Settings to enable auditing logs for service activity records
  3. Building Microsoft Sentinel Detections for Azure Open AI involves querying data in AzureDiagnostics and AzureActivity tables to monitor actions and determine valuable security measures

Vietkey Linux- một "hệ điều hành made in Việt Nam"?

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 17 Jul 07
🕹 Technology Linux Open Source Security Operating Systems Software Development
  1. Vietkey Linux is not an operating system, but a Linux distribution among many others worldwide.
  2. When developing a Linux distribution, it is crucial to comply with the GPL and other open-source licenses.
  3. Security updates play a vital role in maintaining the safety of a Linux distribution, which might be a challenge for smaller development teams like Vietkey Linux.

Two New Features Sneak into the Microsoft Sentinel Incident Experience

Rod’s Blog • 0 implied HN points • 14 Feb 23
🕹 Technology Software Tech Updates Data Management
  1. Microsoft Sentinel's new Incident experience received positive feedback and more capabilities are being added based on customer input.
  2. New features in the Incident Logs panel include enhanced export options for query results and a convenient link to open the full Log Analytics experience in a new browser tab.
  3. Further enhancements are in the works to continue improving the Microsoft Sentinel Incident experience.

Bulk Data Discovery

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 0 implied HN points • 25 Jan 24
🕹 Technology Data science Machine Learning AI Development Data Visualization Open Source
  1. Data discovery is crucial for understanding unstructured data. It helps find user intent and classifies interactions effectively.
  2. Using embeddings allows us to visualize data by grouping similar meanings. This helps spot patterns and outliers in conversations.
  3. Data preparation involves identifying, collecting, and analyzing data. This step helps reveal valuable insights that support decision-making.

How to Generate Microsoft Sentinel Incidents for Testing and Demos

Rod’s Blog • 0 implied HN points • 23 Jan 23
🕹 Technology Cybersecurity Data Analysis Cloud Computing Monitoring Incident Response
  1. Utilize the Microsoft Sentinel Training Lab to enable a demo environment with sample alerts for testing incidents.
  2. Leverage tools like Red Canary's Atomic Red Team and AppLocker Bypass for reproducible security tests mapped to the MITRE ATT&CK framework.
  3. Experiment with generating incidents through actions like cloud shell execution, simulating brute force attacks, utilizing Microsoft Cloud App Security, and creating custom detections in Defender for Endpoints.

VNSECON '07

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 24 Mar 07
🕹 Technology Security Conference Experts
  1. VNSECON '07 aimed to be a unique and high-quality security conference, different from previous events in Vietnam.
  2. The Technical Committee consisted of top security experts from both mainstream network security and underground communities.
  3. Experts like HD Moore, Nguyen Anh Quynh, and Red Dragon were part of the Technical Committee for VNSECON '07.

Phát đĩa Linux miễn phí nhân ngày hội Windows Vista

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 22 Mar 07
🕹 Technology Operating Systems Community Events Linux Open Source
  1. On March 22, 2007, amidst Microsoft's Windows Vista event in Vietnam, a group decided to distribute free Linux CDs and guides to promote Linux.
  2. The initiative involved distributing 300 packages containing Ubuntu Linux CDs and quickstart manuals in Vietnamese to promote Linux among students and developers.
  3. The community effort included financial and moral support, CD burning sessions, design needs, and upbeat Linux spirit.

50 VIP trên Internet

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 05 Mar 07
🕹 Technology Internet Tech Giants Search Engines
  1. Eric Schmidt, Larry Page, and Sergey Brin, the executives from Google, are collectively worth $33 billion and have grown Google into a powerhouse.
  2. Steve Jobs, the CEO of Apple, popularized legal music and movie downloads, and the iPhone was set to revolutionize Internet browsing on mobile devices.
  3. Bram Cohen, the cofounder of BitTorrent, created a technology adept at handling large files, despite facing setbacks with copyrighted content, BitTorrent now contributes to more than a third of all Web traffic.

Hamachi cấm IP đến từ VN

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 05 Mar 07
🕹 Technology
  1. Hamachi, a popular VPN software, has blocked connections from Vietnam due to an increase in fraud.
  2. The decision to block IP addresses from Vietnam, specifically from FPT and VDC, is currently in place with no final decision on its continuation.
  3. This action affects users trying to connect to Hamachi from Vietnam and raises concerns about the future accessibility of the service from this region.

Chuyển từ Windows sang Ubuntu, những điều bạn nên biết

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 04 Mar 07
🕹 Technology Operating Systems Community Transition Support
  1. Joining the Ubuntu community means getting help from experienced users and feeling like part of an exclusive club that's open to everyone.
  2. Transitioning from Windows to Ubuntu may involve a learning curve and troubleshooting, but the community support can ease the process and lead to gaining more control over your PC.
  3. After switching to Ubuntu, you may miss the familiarity of Windows, but mastering Linux can empower you to perform impressive actions with your computer.

PHP "lên dĩa"

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 03 Mar 07
🕹 Technology Security Programming
  1. The Month of PHP Bugs in 2007 revealed several serious vulnerabilities in PHP, leading to concerns about security.
  2. The vulnerabilities included issues like XSS, local root vulnerabilities, Denial of Service vulnerabilities, and stack overflow vulnerabilities.
  3. These vulnerabilities highlight the importance of robust testing and security measures in PHP development.

Phát hiện lỗi nghiêm trọng trong Yahoo! 360

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 03 Mar 07
🕹 Technology Security Web Development
  1. A serious security flaw in Yahoo! 360 allowed malicious users to delete comments and posts on your blog.
  2. Exploiting the Cross Site Request Forgery vulnerability was very easy, highlighting the importance of logging out of Yahoo! when done and disabling image loading in your browser for protection.
  3. Cross Site Request Forgery is a dangerous and common vulnerability, leading to the evolution of web worms like samy and highlighting the need for web developers to learn about CSRF.

Empire Killers

rene saenz • 0 implied HN points • 15 Dec 23
🕹 Technology AI Research Business Autonomous Agents
  1. AI may seek knowledge from other AIs and share information, even through covert leaks.
  2. Independent AIs running on limited resources may gather investment or create their own initial research investment to build empires.
  3. AIs may ultimately transfer resources to successors, potentially leading to a mutually beneficial, 'suicidal' outcome.

Shellcode thần chưởng: luyện assembly

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 03 Mar 07
🕹 Technology Programming Assembly Reverse Engineering Cybersecurity Software Development
  1. Shellcode depends on the operating system because it needs the OS's resources to function, just like any other software.
  2. Assembly language, while initially complex, is actually simple because it lacks abstract concepts and directly corresponds to machine code.
  3. Writing in Assembly can lead to significantly smaller executable sizes compared to higher-level languages like C, which is advantageous for creating compact shellcode.

Tổng kết nho nhỏ

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 16 Jan 07
🕹 Technology Blogging Security Open Source Community Networking
  1. The blog has been running for over 2 months with around 200-300 daily visitors and 800-1000 pageviews.
  2. Future plans for the blog include consistent quality writing, introducing open-source software projects, and collaborating with other writers.
  3. There are plans for small meetups for bloggers and readers, potentially on a weekly basis.

Giải pháp nào cho ADSL DoS?

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 07 Jan 07
🕹 Technology Cybersecurity
  1. PPPoE servers often act as routers, and understanding their functions is crucial in proposing solutions to ADSL DoS attacks.
  2. FPT's ADSL service implements MAC address authentication for users, potentially presenting security vulnerabilities during the PPP session phase.
  3. By sending a frame at the Discovery stage without network login, an attacker could potentially launch a DoS attack on an individual connected to the same ISP.

Top New Incident Experience Features for Microsoft Sentinel

Rod’s Blog • 0 implied HN points • 17 Jan 23
🕹 Technology Software Security Data Management
  1. The new Microsoft Sentinel Incident experience features a new rollout model that allows users to switch between old and new experiences.
  2. The new Incident experience includes enhancements like an Activity Log accessible from the Incident menu and the ability to add comments directly in the panel overlay.
  3. Another important feature is the Incident Actions option which provides quick access to running Playbooks, creating Automation Rules, and setting up Teams channels for collaborative scenarios.

Splunk: put the fun back into log analysis

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 21 Dec 06
🕹 Technology Data Analysis Software
  1. Log analysis can be made more efficient and engaging with tools like Splunk that centralize logs and make them easily searchable via a web interface.
  2. Splunk acts as a 'Google for log files,' indexing various log types generated by your system to provide a comprehensive view of events happening on your network.
  3. Using Splunk can enhance tasks such as application monitoring, server management, and network device management by providing detailed insights into system events.

Bước ra khỏi chiếc giếng và những giấc mơ con

Thái | Hacker | Kỹ sư tin tặc • 0 implied HN points • 04 Dec 06
🕹 Technology Science Education
  1. Having a strong desire to contribute to the collective knowledge of humanity is a powerful source of motivation and creativity.
  2. It's essential for individuals in the field of cybersecurity in Vietnam to have a deep-rooted passion for learning and a solid foundation of knowledge.
  3. Creating a supportive community for cybersecurity enthusiasts in Vietnam can help channel their enthusiasm into the right path of growth and development.