Thái | Hacker | Kỹ sư tin tặc

Thái | Hacker | Kỹ sư tin tặc is a Substack focused on cybersecurity, technological innovation, and the personal experiences of a Vietnamese engineer navigating the tech industry. It covers online security challenges in Vietnam, ethical hacking, personal journeys within the tech sector, and insights on living a balanced life amidst tech advancements.

Cybersecurity Technological Innovation Personal Development Vietnamese Technology Scene Ethical Hacking Career Growth Cultural Insights Online Privacy

The hottest Substack posts of Thái | Hacker | Kỹ sư tin tặc

And their main takeaways

Chương trình chính thức của TetCon Saigon 2015

0 implied HN points • 03 Jan 15
🕹 Technology Web Security Bitcoin Events Programming
  1. The TetCon Saigon 2015 event featured topics on web security, Bitcoin, and software vulnerabilities.
  2. Speakers discussed innovative projects and tools related to anonymous messaging, cryptocurrency, and reverse engineering.
  3. The event catered to a variety of interests, from earning money through security loopholes to analyzing malware targeting activists.

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.

Where are Vietnamese hackers/security researchers?

0 implied HN points • 17 Jul 07
🕹 Technology Cybersecurity Research
  1. The VNSECON 07 conference is seeking submissions from Vietnamese hackers and security researchers for technical and business tracks in Ho Chi Minh City.
  2. The conference organizers are disappointed with the low number of submissions received from Vietnam so far and are considering extending the submission deadline.
  3. There have been only three submissions from Vietnamese individuals, showing a need for more participation in sharing security experience and research.

chick quick facts

0 implied HN points • 30 Mar 08
😂 Humor Satire Comedy
  1. Being pretty does not necessarily mean being brainy
  2. Being pretty, brainy, and tech-savvy are traits that may not always align
  3. Different combinations of traits can lead to varied levels of security online
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Không phải cứ "hàng khủng" là tốt (2)

0 implied HN points • 26 Jul 07
🕹 Technology Performance Tuning
  1. Having 'hàng khủng' (powerful resources) isn't always good. Inappropriate use can lead to system issues like overloading.
  2. Hugepages in Linux provide benefits by reducing page table lookup time and ensuring non-swappable memory for important services.
  3. Understanding the tools and resources you are using thoroughly is crucial to avoid unintended consequences.

Xóm Đẻ - Câu chuyện bên bàn nhậu

0 implied HN points • 07 Jan 08
🎭️ Culture Life Stories Social Issues Music Friendship Fear
  1. People may avoid taking action due to vague fears and uncertainties, like in the story where individuals hesitated to respond to a situation because of potential consequences.
  2. Facing fears head-on can reveal unexpected courage and resourcefulness, as seen when characters in the narrative stepped up to help in the face of adversity.
  3. The narrative highlights the importance of not letting fear hold us back from fulfilling our responsibilities and doing what is right, as individuals navigated challenges despite their apprehensions.

positioning

0 implied HN points • 15 May 08
💼 Business Innovation Competition Marketing Differentiation Strategy
  1. Being a copycat will never get you to the number one position. Create unique products instead of me-too products.
  2. Leading always has many advantages. Customers, employees, and partners all prefer working with companies that lead.
  3. Being different is key. Attract customer attention by offering something different from your competitors.

TetCon Saigon 2015 Capture the Flag

0 implied HN points • 04 Jan 15
🕹 Technology Cybersecurity
  1. TetCon Saigon 2015 Capture the Flag event had prizes for first, second, and third place.
  2. The prize details were kept secret until the last minute.
  3. The event website for the competition was http://130.211.166.193/.

donotreply.com

0 implied HN points • 21 Mar 08
🕹 Technology Internet Email Cybersecurity
  1. Some major organizations use 'donotreply.com' as the address in email 'From' fields, causing bounced emails to go to the owner of that domain.
  2. The owner receives internal documents and emails from these organizations, leading to threats of lawsuits from companies.
  3. The owner plans to register similar 'noreply' variations at popular email providers to observe the emails received.

tweetsearch - twitter search engine using thrudb and django

0 implied HN points • 22 Apr 08
🕹 Technology Programming Web Development Data Storage
  1. Creating a Twitter search engine using Thrudb and Django was a successful venture that allowed for efficient query searches
  2. Thrudb, Django, and Python were praised for their capabilities in providing a strong technology platform for building innovative applications
  3. The tweetsearch project port from perl/cgi to python/django was possible thanks to late nights and a collaborative effort

Có cần bảo vệ firewall không?

0 implied HN points • 20 Jun 08
🕹 Technology Security Networking Cybersecurity Software
  1. Firewall protection effectiveness depends on various factors, both subjective and objective.
  2. Identifying the most vulnerable threats and focusing protection efforts accordingly is crucial in security measures.
  3. It's essential to prioritize and protect what matters most based on each organization's unique needs and vulnerabilities.

hindsight bias

0 implied HN points • 21 May 08
💰 Finance Behavioral Finance Investing Market Analysis Risk management Financial Institutions
  1. Hindsight bias is the tendency to believe that outcomes were predictable, even though they may not have been at the time.
  2. People often overestimate their ability to predict future events based on their perceived success in predicting past events.
  3. There are numerous factors that can influence stock market outcomes, making it difficult to accurately predict future market behavior.

BKAV Pro vi phạm bản quyền phần mềm?

0 implied HN points • 17 Jun 08
🕹 Technology Copyright Software Security License
  1. BKAV Pro may be violating software copyright by using certain libraries without proper adherence to licensing agreements.
  2. The inclusion of an unregistered rar.exe file in BKAV Pro potentially leads to copyright infringement as users are required to register after a 40-day trial period.
  3. Challenges arise as Blue Moon Security identified security vulnerabilities in BKAV Pro, which BKIS declined to acknowledge and rectify.

Patch your DNS resolver now!

0 implied HN points • 10 Jul 08
🕹 Technology Security
  1. It's important to patch your DNS resolver as soon as possible to ensure security.
  2. Check out the provided links for more details on the importance of patching your DNS resolver.
  3. Being proactive in updating your DNS resolver can prevent security vulnerabilities and protect your network.

Nhớ

0 implied HN points • 15 Apr 15
🎨 Art & Illustration Visual Arts
  1. The post is about remembering something important, possibly related to the content on vnhacker.substack.com
  2. The post includes images that are being encouraged to be shared on various platforms like Facebook and via email
  3. There is a call to action to share the post, which seems to be emphasizing its significance

Tôi đi biểu tình chống nạn thù ghét người gốc Á

0 implied HN points • 17 Apr 21
🌍 World Politics Activism Social Issues Community Engagement Inclusion
  1. A successful rally against anti-Asian hate in Mountain View attracted a diverse crowd and received support from local leaders.
  2. The event was organized by high school students, with adults providing behind-the-scenes support, highlighting the power of youth leadership.
  3. Despite feeling more connected to American values after participating in the rally, the author realizes the importance of continued engagement to truly embody those values.

tool kiểm tra dns của bkis có thể trả về kết quả sai

0 implied HN points • 26 Jul 08
🕹 Technology DNS Network Security Software Testing
  1. False negative results can be a risk if one DNS cache is patched but another is not, impacting the safety of clients.
  2. A NAT device can unintentionally protect vulnerabilities in DNS caches by causing randomization issues, affecting security tool results.
  3. Simple command line tools may offer more accurate DNS analysis results compared to potentially misleading specialized software, benefiting both regular users and sysadmins.

Quyên góp giúp người Việt gặp khó khăn do COVID

0 implied HN points • 06 Jul 21
🌐 International Fundraising Vietnam
  1. Vietnam facing severe COVID outbreak and lockdown, many unable to work. Donations supporting Vietnamese struggling with COVID can provide crucial help.
  2. Contributing $8 can support one person for two weeks. Donations may be matched by Silicon Valley companies, potentially doubling or tripling the impact.
  3. Various ways to donate including Facebook, Zelle, Venmo, PayPal, and Benevity for Googlers. Contributions in the US are tax-deductible. Those in Vietnam can donate directly to a local charity fund.

Spot the vulnerability challenges

0 implied HN points • 01 Mar 09
🕹 Technology Security Programming
  1. Some challenges in C programs can be difficult to solve if you don't understand how C stores and interprets integer values.
  2. The challenges shared remind of the importance of understanding C language issues, particularly related to the misuse of integers.
  3. Engaging in challenges like these can be a great way to enhance coding skills and understanding of vulnerabilities.

Thư ngỏ gửi ông Phạm Quang Hiệu

0 implied HN points • 30 Jul 21
🌐 International Vietnam COVID-19 Corruption Foreign Relations
  1. The writer highlights a discrepancy between their group, VietBay, and the government's messaging related to fundraising activities during the COVID-19 pandemic.
  2. VietBay operates independently of government influence, focusing on assisting those in need without aligning with official government calls for action.
  3. The letter expresses concerns about corruption in Vietnamese embassies overseas, citing issues such as inflated passport fees and lack of transparency in fundraising.

Cập nhật chiến dịch gây quỹ chống COVID của VietBay

0 implied HN points • 01 Aug 21
🌐 International Fundraising Humanitarian Aid
  1. Netflix agreed to match $20,000 in donations, bringing their total contribution to over $60,000, supporting VietBay's COVID relief campaign.
  2. VietBay plans to continue fundraising until the end of August to assist workers nationwide and frontline responders.
  3. As of July 31st, VietBay raised $238,266.11 USD and 217,959,000 VND, allocating funds to provide aid and support for individuals impacted by COVID in various regions.

Pwnies Award 2011

0 implied HN points • 06 Dec 11
🎭️ Culture Awards
  1. Focus on staying positive and finding joy in small things to overcome sadness
  2. Embrace challenges and obstacles on the path to achieving your dreams
  3. Maintain a sense of humor and willingness to adapt when faced with difficulties

Đi mua giày ski

0 implied HN points • 29 Jan 21
🎾 Sports Skiing Footwear Outdoor activities
  1. When buying ski boots, it's crucial to find the right fit to avoid discomfort and pain while skiing.
  2. Boot fitting is a skilled profession where finding the ideal ski boot for a customer's unique foot shape can be challenging.
  3. Sometimes, the problem with skiing performance may not lie in the ski boots, but rather in the individual's skiing technique.

Bitcoin vượt 33K USD

0 implied HN points • 02 Jan 21
🔮 Crypto Bitcoin Altcoin DeFi
  1. Bitcoin has crossed $33K, just 17 days after passing $20K, indicating a rapid increase in value.
  2. Despite altcoins like XRP struggling, Ethereum is predicted to be accepted as digital silver by institutions, with the launch of ETH futures on CME in February.
  3. The rise of DeFi as an alternative to ICO scams allows for borrowing and lending through smart contracts, offering opportunities for yield farming and liquidity mining.

BKIS đã làm điều đó như thế nào?

0 implied HN points • 20 Jul 09
🕹 Technology Cybersecurity Internet Data Analysis Software Networking
  1. BKIS helped track down the culprits of a DDoS attack on US and South Korean websites, showcasing their technical prowess.
  2. The investigation involved identifying intermediary servers, infiltrating some of them, and ultimately discovering the original server controlling the attack.
  3. Despite BKIS's efforts and findings, the actual perpetrators behind the DDoS attack remain unidentified, highlighting the complexities of cybercrime investigations.

Khoe sách

0 implied HN points • 14 Dec 12
📚 Literature Book Reviews
  1. The post is about showcasing books on vnhacker.substack.com by Thai Duong in December 2012.
  2. The post includes links for sharing on Facebook, via email, and other platforms.
  3. The visuals in the post are important, with images of books being highlighted and shared.

Bitcoin vượt 20K USD

0 implied HN points • 16 Dec 20
💰 Finance Cryptocurrency Investing Market Trends Technology Adoption Economic Analysis
  1. Bitcoin has surpassed $20,000 USD, with some notable differences in this surge compared to past increases.
  2. Institutional investors, like companies and hedge funds, are increasingly buying BTC, indicating growing acceptance of Bitcoin as an asset.
  3. Altcoins are not rising at the same pace as Bitcoin, with many ICOs being scams, suggesting caution in the cryptocurrency market.

Tối cao Pháp viện vẫn chưa xử vụ kiện của Trump

0 implied HN points • 24 Nov 20
🌍 World Politics Election Law Political implications
  1. The Supreme Court has yet to decide on Trump's lawsuit, which is not about proving election fraud, but about who has the authority to determine election laws.
  2. This legal case is significant because it addresses the question of who has the power to decide election laws, rather than impacting the election results.
  3. The Supreme Court's silence on this matter shows a strategic move, possibly awaiting Biden's inauguration to proceed with the case, demonstrating the resilience of the US political system against partisan pressures.

Chuyên gia: Việt Nam chuẩn bị xuất khẩu công nghệ bầu cử sang Mỹ

0 implied HN points • 13 Nov 20
🌍 World Politics Technology Election Vietnam United States
  1. Vietnam is preparing to export election technology to the US, with interest from Vietnamese Americans to purchase Make in Vietnam election technology.
  2. Vietnam's election technology has been used for 70-80 years, consistently producing high consensus results without controversy, unlike the US.
  3. President Trump has shown interest in Vietnamese election technology, which allows for results before voting is completed, a unique innovation.

Web Hacking Challenge - WOWHacker CTF

0 implied HN points • 25 Aug 09
🕹 Technology Hacking
  1. The challenge involved a classic PHP local file inclusion attack where setting certain parameters led to file inclusion in the vulnerable script.
  2. There was confusion over the server type which delayed the solution; mistaking Apache for IIS led to a significant setback in the hacking process.
  3. The hack involved accessing log files in a Windows environment to reveal a secret script and required simple SQL injection for bypassing authentication.

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.

Bộ Ngoại cảm: Việt Nam quan ngại trước tình hình bầu cử ma ở Mỹ

0 implied HN points • 09 Nov 20
🌍 World Politics Vietnam Election Fraud International relations
  1. Vietnam expresses deep concern over the US election situation, suggesting possible fraud due to close vote margins.
  2. According to Vietnamese officials, they are experienced in dealing with 'ghost elections' and are open to supporting investigations if needed.
  3. Vietnam emphasizes the importance of free elections and highlights citizens' right to voice opinions on the US election.

Tại sao nhiều người Việt ủng hộ Trump?

0 implied HN points • 06 Nov 20
🌍 World Politics China relations Democracy Social media
  1. Many Vietnamese people in the US support Trump due to their strong support for the US as a country, regardless of the president.
  2. Vietnamese individuals are drawn to wealth and success, leading to admiration for Trump's image as a successful billionaire.
  3. The strong Republican support among Vietnamese Americans, influenced by family ties and social media, contributes significantly to their backing of Trump.

Bầu cử Mỹ

0 implied HN points • 01 Nov 20
🌍 World Politics U.S. Politics Vietnam Elections Democracy Government
  1. People in the US are preparing for the upcoming presidential election, but the tension is high leading to concerns about potential unrest and violence post-election.
  2. There is a divide in trust regarding the election process in the US, with implications of possible foreign interference adding to the uncertainty.
  3. The differences between the Republican and Democratic parties in the US center around the size and role of government, with individual voters often focusing on single issues when making their choice.

Bóng bàn cấp xóm

0 implied HN points • 26 Aug 13
🎾 Sports
  1. The post is about a neighborhood ping pong competition with at least 3 participants.
  2. The event is documented through images and is shared multiple times within the post.
  3. The post author emphasizes the participation of over 3 people in the competition.