Musings on Markets

Musings on Markets covers finance, investing, and business. It discusses financial education, company valuation, market trends, economic risks, and corporate governance. Posts analyze specific companies like Tesla, market phenomena like big tech's impact, and broader economic issues such as inflation and country risk.

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The hottest Substack posts of Musings on Markets

And their main takeaways

Chiêu mới của spammer

0 implied HN points • 17 Jul 07
🕹 Technology Cybersecurity Email Spam
  1. Spammers are constantly evolving their techniques to bypass anti-spam measures, such as utilizing botnets and image spam, making traditional methods less effective.
  2. Effective anti-spam strategies like Bayesian filtering require regular training, which many end users may not find appealing, highlighting a challenge in maintaining their effectiveness.
  3. Implementing SPF (Sender Policy Framework) alongside Bayesian filtering can enhance spam prevention by verifying the sending server's authenticity, but the adoption of SPF is relatively low despite its potential benefits.

Phân tích obfuscated Javascript

0 implied HN points • 17 Jul 07
🕹 Technology JavaScript Programming Web Development
  1. When analyzing obfuscated Javascript, splitting long code into shorter commands is essential for understanding the functionality.
  2. Variable names with subtle differences can reveal connections between code segments and help in unraveling the hidden code's purpose.
  3. Different color-coded groups of code may indicate distinct functionalities: blue for regular Javascript, green for encoded Javascript, and red for potentially meaningless or obfuscating code.

Ôi mã nguồn mở của tôi

0 implied HN points • 17 Jul 07
🕹 Technology Open Source Intellectual Property Web Development Cybersecurity
  1. Advocating for open source software and its benefits is important but many misconceptions exist around selling open source products at a high price.
  2. Using open source software for commercial purposes without proper attribution can lead to ethical and legal issues.
  3. Copyright requirements in open source licenses mainly apply to developers and distributors, not end users.

Vàng hay bạc nhái

0 implied HN points • 17 Jul 07
🕹 Technology Security Networking IT services Web Hosting Cybersecurity
  1. Many IT solution providers are often just resellers of existing solutions from renowned companies, lacking in innovation and technical depth.
  2. A strong first impression is crucial in professional presentations, including being punctual and confident in communication.
  3. When assessing a cybersecurity company, it's important to look beyond certifications and explore their actual research and development, as well as tangible contributions to the field.
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Truy tìm thủ phạm (2)

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)

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.

Tội phạm tin học Việt Nam dễ bắt, khó xử

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.

Săn tên miền - thú tiêu khiển mới của hacker!

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.

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

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.

Vui dde^? ho.c

0 implied HN points • 17 Jul 07
🎭️ Culture Competition Youth Aging
  1. Participation in intellectual competitions may reveal the role of luck in outcomes; success and failure can depend significantly on chance elements.
  2. Intellectual competitions should prioritize reasoning over memory-based questions to truly assess intelligence.
  3. The function of the human brain is primarily for thinking and reasoning, not just storing information; critical thinking is a better measure of intelligence than rote memory.

VNSECON '07

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

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

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

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

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"

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

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.

Windows Command-line kungfu with WMIC

0 implied HN points • 03 Mar 07
🕹 Technology Commands Processes
  1. WMIC on Windows command-line can be used like familiar UNIX/Linux commands, such as 'kill -9' and 'killall'.
  2. WMIC provides detailed information about processes, user accounts, hotfixes, and service packs on Windows.
  3. WMIC offers functionality similar to Linux/UNIX commands like 'top' and 'net user', making it a powerful tool for Windows users.

Shellcode thần chưởng: luyện assembly

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.

Siêu hacker

0 implied HN points • 22 Jan 07
😂 Humor
  1. A super hacker nicknamed 'mudenthui' was caught by the authorities after months of illegal activities on various websites.
  2. The investigation revealed the hacker's humorous and nonchalant responses to accusations of unauthorized access to websites.
  3. The hacker's witty and clever responses during questioning added a humorous twist to the serious situation.

Góp ý và hỏi đáp thắc mắc

0 implied HN points • 16 Jan 07
🚌 Education Discussion
  1. The post is about feedback and answering questions, encouraging readers to send in their inquiries or suggestions for discussion.
  2. The author provides a platform to receive and respond to comments and concerns, aiming to engage with the audience.
  3. The post promotes interaction by inviting feedback and questions, highlighting the author's willingness to address them.

Tổng kết nho nhỏ

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?

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.

Splunk: put the fun back into log analysis

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

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.

Không có đường tắt nào đâu

0 implied HN points • 22 Nov 06
🕹 Technology Cybersecurity Reading Tools
  1. Success in complex topics like digital security requires hard work and dedication; there are no shortcuts.
  2. Reading recommended books and becoming familiar with security tools are valuable steps in building expertise.
  3. Following a specialist approach and continuous learning from reputable sources are keys to advancing in the field.

Hãy nhanh chân nâng cấp Windows!

0 implied HN points • 17 Nov 06
🕹 Technology Software Security Microsoft
  1. There have been exploit codes targeting vulnerabilities in Microsoft Windows, urging for immediate patching to prevent attacks.
  2. Immunity has released multiple exploits for Windows vulnerabilities since Microsoft's Nov. 14 Patch Tuesday, including one that can defeat Data Execution Prevention in Windows XP SP2.
  3. Microsoft's MS06-066 update, covering vulnerable Client Service for NetWare, is crucial to safeguard against potential attacks.

BKIS đảm bảo an ninh mạng cho APEC 2006

0 implied HN points • 13 Nov 06
🕹 Technology Cybersecurity
  1. BKIS ensured cybersecurity for APEC 2006 by quickly detecting and containing any incidents to prevent network-wide spread.
  2. BKIS was responsible for securing nearly 500 desktop computers and around 70 laptops provided by the organizing committee.
  3. Cybersecurity involves more than just virus detection; complex challenges include securing laptops brought in by journalists from around the world.

Ngày Thứ Ba Đen Tối sắp đến

0 implied HN points • 12 Nov 06
🕹 Technology Security Software updates Microsoft Cybersecurity
  1. Microsoft releases security updates on the second Tuesday of each month, with some updates being critical and requiring a restart.
  2. Exploit codes for Microsoft vulnerabilities often appear shortly after Patch Tuesday, giving attackers time to utilize them before the next round of patches.
  3. System administrators need to stay alert and promptly apply security updates to protect against known vulnerabilities.

Lỗi nghiêm trọng trong device driver của hãng Broadcom

0 implied HN points • 11 Nov 06
🕹 Technology Security Software Hardware
  1. The Broadcom BCMWL5.SYS wireless driver had a serious vulnerability due to a stack-based buffer overflow triggered by a long SSID field.
  2. Linksys was the only vendor with an official update patch available, while other vendors may have patches for later driver versions.
  3. Users were advised to update their Broadcom wireless card drivers to avoid potential exploitation by a Metasploit module targeting the vulnerability.

Free seats for Bruce Dang's training class

0 implied HN points • 26 Dec 15
🕹 Technology Training Assembly Scholarships
  1. Free seats for Bruce Dang's training class are offered for college students, with a challenge to win a spot through a coding task.
  2. The challenge involves writing functions in x86 assembly, with bonus challenges to optimize for code size or speed.
  3. Students need to submit their code by a specified deadline and winners will be announced on the same day.

$(-1)^2$

0 implied HN points • 10 Jan 16
🔬 Science Mathematics Physics Number Theory
  1. Imaginary numbers like $i$ are not real because there isn't a real number whose square is -1, pushing the boundaries of mathematical concepts beyond reality.
  2. The rule stating that multiplying two negative numbers results in a positive number, like $(-1) * (-1) = +1$, is a construct by mathematicians to maintain consistency in arithmetic.
  3. Mathematicians create and manipulate rules in pure math to explore interesting results and sometimes stumble upon practical applications, demonstrating the power of abstraction in mathematics.

Đầu tư an toàn thông tin thế nào cho đúng?

0 implied HN points • 12 Jan 16
🕹 Technology Security Cybersecurity Investment Personnel National Security
  1. Using existing security solutions may not always guarantee safety, as they can also have vulnerabilities.
  2. Investing in people for information security is crucial, as they are the ones who can truly strengthen the system.
  3. Vietnam needs to focus on developing a skilled workforce in information security and investing in training and education to protect against potential cyber threats.

Google mở engineering center ở Singapore

0 implied HN points • 13 Apr 16
💼 Business Technology Employment Asia
  1. Google opened an engineering center in Singapore which presents a good opportunity for Vietnamese engineers due to the city's cleanliness, tranquility, good management, low taxes, central location in Asia, and proximity to Vietnam.
  2. Vietnamese engineers can apply directly through the Google careers website or email the author for more information.
  3. Singapore is highlighted as a good place to live and work, and the post provides additional resources on job hunting and resume building.

Security and Privacy in Google Allo

0 implied HN points • 19 May 16
🕹 Technology Security Privacy Encryption Artificial Intelligence Messaging
  1. Google Allo offers both regular and incognito chat modes, encrypting messages when in transit or at rest to ensure security.
  2. The most important privacy feature in Allo is the disappearing messages, as shown by user studies focusing on physical device security and message deletion.
  3. For normal users, the priority is safeguarding their data from people around them, like family and friends, rather than more advanced threats like government surveillance.

The Internet of Broken Protocols: Showcase #5

0 implied HN points • 23 Aug 16
🕹 Technology Cybersecurity Web Security Internet protocols JavaScript
  1. The protocol described involves reducing round trips needed to fetch web ads by having 4 participants.
  2. There is a weakness in the protocol that can be exploited to serve an arbitrary ad off an important origin.
  3. The protocol consists of two main steps: provisioning and rendering, with specifics about how ads are encrypted, loaded, and displayed.

In the zone

0 implied HN points • 28 Mar 17
🎾 Sports Athletics Achievement Mindset
  1. Years of practice, patience, and countless crashes can lead to success.
  2. Celebrate achievements and feel happy about the progress made.
  3. Consistent effort and dedication can pay off in the long run.

Vụ lộ 160 triệu tài khoản của VNG

0 implied HN points • 01 May 18
🕹 Technology Data Breach Cybersecurity Privacy Internet Information Security
  1. A data breach of VNG exposed around 160 million accounts, including sensitive information like passwords and personally identifiable information (PII) like names, birthdates, emails, phone numbers, and more.
  2. The breached data was poorly protected, with passwords stored in an easily crackable format, allowing for over 124 million accounts to be decrypted in just two days using basic software on a standard laptop.
  3. The impact of such breaches can be severe, as many individuals use the same password across multiple accounts, making them vulnerable to further security risks if exposed in one breach.