The hottest Cybersecurity Substack posts right now

And their main takeaways
Category
Top Technology Topics

Passkeys, Phishing-Resistant MFA, and the Passwordless Revolution

Identity Revive • 38 implied HN points • 04 Feb 25
🕹 Technology Cybersecurity Authentication User Experience Software Integration
  1. Passkeys use a public-private key system for logging in. This makes them safer than passwords because the private key never leaves your device, reducing the risk of hacking.
  2. Passkeys can sync across devices or stay on one device, offering flexibility for users. This means you can log in from different devices easily without needing to remember passwords.
  3. Major companies like Apple, Google, and Microsoft support passkeys, making them easy to use on different platforms. This helps create a passwordless future that's more secure and user-friendly.

Điều tra sự cố là làm gì?

Thái | Hacker | Kỹ sư tin tặc • 2396 implied HN points • 22 Mar 24
🕹 Technology Cybersecurity Investigation Logic Bias Truth-seeking
  1. Investigating incidents involves more than just technical tools and techniques; 80% success comes from logical reasoning and keeping calm.
  2. Investigating an incident requires thinking about the 'why' before deciding on the 'how'; it's about determining the investigative direction.
  3. Confirmation bias, the tendency to seek information that supports preconceptions, can hinder incident investigations; focus on evidence-based conclusions instead.

CIAM Market Size

ciamweekly • 62 implied HN points • 27 Jan 25
💼 Business Market Size Financial Analysis SaaS Cybersecurity Revenue Models
  1. The CIAM market is growing fast, with estimates ranging from $12.5B in 2024 to $43.6B in 2034. This shows a big interest in managing customer identities.
  2. CIAM is different from IAM, focusing on customers instead of employees. This market is not as big as data storage or CRM but has its own importance.
  3. Companies in this market can earn a lot, but revenue is unevenly spread. Some big firms like Auth0 and Ping pull in significant revenue, while smaller startups are also emerging.

5 Cybersecurity Predictions for 2024

Frankly Speaking • 203 implied HN points • 27 Dec 24
🕹 Technology Cybersecurity AI Software Engineering Data
  1. In 2024, cybersecurity companies will focus more on creating platforms instead of using many separate tools. This means they can work faster and solve problems better.
  2. Cybersecurity is moving towards building its own solutions rather than just buying products. This change is necessary to keep up with the evolving threats.
  3. The use of AI in cybersecurity will become more effective. Companies will learn how to use AI to make their security processes better and faster.

How to use AI in security

Frankly Speaking • 508 implied HN points • 20 Nov 24
🕹 Technology AI Security Software Engineering Cybersecurity
  1. AI is becoming essential for companies, just like the internet once was. Every business will need an AI strategy as it can boost their operations.
  2. Instead of resisting AI, security teams should welcome it. Setting up policies that allow safe use of AI fosters innovation rather than stifling it.
  3. AI can improve security tasks, like app security and incident management, which are often tedious. It can help analyze data quickly and flag issues, making processes more efficient.
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The State of Non-Human Identity (NHI) Security

Resilient Cyber • 59 implied HN points • 12 Sep 24
🕹 Technology Cybersecurity Cloud Security Data Protection Identity Management
  1. Organizations feel anxious and lack confidence in securing Non-Human Identities, mainly because they know about the risks but don't have good strategies to manage them.
  2. Many companies struggle with basic security practices like managing service accounts and API keys, which puts them at risk since they often don't review permissions regularly.
  3. There is a strong interest in investing in better tools and solutions for NHI security, as businesses recognize their current weaknesses and want to improve their defenses.

The Case for Undoing Biden’s AI Diffusion Rule

From the New World • 53 implied HN points • 29 Jan 25
🇺🇸 U.S. Politics AI Policy Export Controls International relations Economic strategy Cybersecurity
  1. The Biden administration's AI export controls limit American companies from easily sharing AI technology with many allied nations. This could hurt relationships with friendly countries while benefiting rivals like China.
  2. Restricting exports makes it hard for American companies to localize their AI solutions in developing regions, which affects their competitiveness. If American firms can't adapt to local needs, countries may turn to Chinese alternatives.
  3. Investing in AI infrastructure in the Global South helps build strong relationships and shared technology standards. The current export rules prevent American companies from deepening those ties, allowing China to gain influence instead.

Yes, you need to duplicate your frontend business logic on the server

Bite code! • 978 implied HN points • 13 Oct 24
🕹 Technology Web Development Software Engineering Cybersecurity Programming Systems Architecture
  1. Always have your business logic on both the frontend and the server. If you only trust the client side, you risk getting incorrect data.
  2. Your server needs to handle requests from various sources, including non-standard browsers and bots. These can bypass your frontend checks if they're not replicated on the server.
  3. Any important checks for security and data integrity should happen on the server to prevent unexpected issues. This means you'll often have to duplicate checks that you already do on the frontend.

Resilient Cyber Newsletter #12

Resilient Cyber • 79 implied HN points • 03 Sep 24
🕹 Technology Cybersecurity AI Security Venture Capital Software Development Data Privacy
  1. Many companies believe they are prepared for cyber threats, but actually, most lack strong leadership involvement in their cybersecurity efforts. That's making them more vulnerable.
  2. Despite spending a lot on security solutions, many enterprises still face breaches, showing that having many tools doesn't always mean better protection.
  3. There's a debate about how founders should manage their startups. Some say founding leaders need to be hands-on rather than relying on traditional management styles that don’t always work for fast-growing companies.

UnitedHealth CEO Sold $5.6 Million in Shares the Same Day as Ransomware Attack

HEALTH CARE un-covered • 639 implied HN points • 06 Jun 24
🇺🇸 U.S. Politics Healthcare Corporate Governance Cybersecurity Insider trading Regulation
  1. The CEO of UnitedHealth sold $5.6 million in shares on the same day as a major ransomware attack. This raised concerns about insider trading and ethical behavior.
  2. The ransomware attack cost UnitedHealth around $1.6 billion and affected many health services across the U.S., showing the serious consequences of poor cybersecurity.
  3. Executives sold large amounts of stock before important negative news became public, leading to calls for government investigations into their actions.

AI and the Future of Human Autonomy

The Grand Redesign • 19 implied HN points • 15 Oct 24
🕹 Technology AI Automation Innovation Cybersecurity Ethics
  1. We should not limit AI too much. Trying to control it too tightly can backfire and prevent it from being truly helpful and innovative.
  2. AI should be trained on the best human data, not just average or flawed examples. The quality of what we put into AI will shape how it helps us.
  3. AI development should be open and transparent. Working behind closed doors can lead to issues, while open collaboration allows for better improvements and wider benefits for everyone.

AI Roundup 103: The DeepSeek Issue

Artificial Ignorance • 58 implied HN points • 31 Jan 25
🕹 Technology AI Cybersecurity Data Privacy Software Innovation
  1. DeepSeek is a new Chinese AI company making big waves in the tech world with its advanced models. Other companies are quickly trying to integrate or copy what DeepSeek has done.
  2. DeepSeek's rapid growth is causing worries for US AI firms, pushing them to seek more domestic investment and tighter regulations on foreign tech. This competition could change the landscape of the AI industry.
  3. There are concerns about DeepSeek's chatbot, which has a high failure rate on news prompts. Some companies are blocking it due to data leaks and privacy issues, raising alarms about user safety.

Làm thế nào để giết một người và cả nền kinh tế

Thái | Hacker | Kỹ sư tin tặc • 6270 implied HN points • 12 Mar 23
🕹 Technology Cybersecurity Data Privacy Ethical Hacking Digital Infrastructure
  1. Hacking into critical computer systems in Vietnam can lead to serious breaches of sensitive information like health records, highlighting the need for stronger cybersecurity measures.
  2. Vietnam's rapid economic development and political status make it a target for hackers, posing risks to the country's economy. Enhancing cybersecurity teams and rewarding local talent can help address these threats.
  3. Data breaches in sectors like healthcare in Vietnam reveal vulnerabilities that allow for easy manipulation of personal information, emphasizing the importance of improving data security measures.

Geopolitical Cyber Warfare

Identity Revive • 38 implied HN points • 26 Jan 25
🕹 Technology Cybersecurity Cyber Warfare Espionage Nation-states
  1. Nation-state cyber attacks are on the rise, with groups like Silk Typhoon and Salt Typhoon targeting critical US infrastructure for espionage and data theft. These attacks show how vulnerable important systems can be.
  2. One effective way to defend against these cyber threats is by sticking to basic security practices. Simple steps can help protect against a wide range of attacks.
  3. Understanding how these threat groups operate is crucial, but often the tactics they use highlight the importance of following established cybersecurity protocols to minimize risks.

Thoughts on the Cylance and Arctic Wolf Acquisition

Frankly Speaking • 152 implied HN points • 19 Dec 24
💼 Business Mergers Acquisitions Technology Cybersecurity Market Analysis
  1. Cylance was acquired by Arctic Wolf for a low price because it wasn't performing well under Blackberry. They lost money and weren't competitive in the endpoint security market.
  2. Arctic Wolf aims to enhance its services by integrating Cylance's AI and technology, making it more appealing to businesses looking for effective security solutions.
  3. The acquisition could help Arctic Wolf diversify and strengthen its offerings ahead of a possible IPO, potentially attracting mid-sized companies searching for value in security services.

Security by design is hard

Frankly Speaking • 355 implied HN points • 10 Nov 24
🕹 Technology Cybersecurity Product Design Software Development Startups Tech Trends
  1. Security by design is a good idea but hard to implement. Most companies prioritize speed over security, treating security as an afterthought.
  2. Many existing cybersecurity solutions focus on adding security measures after a product is built instead of integrating it from the start.
  3. Tools like Pangea help address security issues early in product development, making it easier for developers to implement security as they build.

How ADR Addresses Gaps in the Detection & Response Landscape

Resilient Cyber • 99 implied HN points • 20 Aug 24
🕹 Technology Cybersecurity Software Application Security Data Protection Cloud Computing
  1. Application Detection & Response (ADR) is becoming important because attackers are increasingly targeting application vulnerabilities. This shift means we need better tools that focus specifically on applications.
  2. Modern software systems are complex, making it hard for traditional security tools to catch real threats. That's why understanding how these systems interact can help identify harmful behavior more effectively.
  3. There’s a big push to find and fix security issues early in the development process. However, this focus on early detection often misses what's actually happening in real-life applications, making runtime security like ADR crucial.

The AI is eating itself

Platformer • 3419 implied HN points • 27 Jun 23
🕹 Technology AI Social media E-commerce AR Cybersecurity
  1. Generative AI is dramatically impacting the internet with a variety of changes to platforms and services.
  2. The increasing use of AI-generated content poses challenges such as misinformation, disruption, and a dilution of human wisdom.
  3. Research shows that relying on AI systems to generate data can lead to degradation and collapse of models, raising concerns for the future of the web.

ByteDance gets Suxtnet'd, Taiwan Healthcare and Internet Democracy

ChinaTalk • 355 implied HN points • 25 Oct 24
🕹 Technology AI Cybersecurity Internet Healthcare Democracy
  1. An intern at ByteDance caused major damage by sabotaging AI training, affecting thousands of GPUs and potentially costing millions. This highlights possible gaps in the company's security.
  2. Taiwan has a highly praised healthcare system, often ranked as the best in the world. It's seen as a model that could inspire others.
  3. The internet acts as a powerful platform for democracy in China. Victims often turn to it when traditional systems fail to provide justice.

🚨 This Week in Cybersecurity 🚨

Vigilainte Newsletter • 19 implied HN points • 16 Sep 24
🕹 Technology Cybersecurity Social media Data Privacy Legal issues Digital Infrastructure
  1. A teenager was arrested for a cyberattack on London's transport system, showing that young people are increasingly involved in serious cybercrimes.
  2. Australia is setting age limits for children on social media to protect them from online dangers like predators and inappropriate content.
  3. Apple dropped its lawsuit against NSO Group, which developed spyware to target individuals like journalists and activists, indicating a shift in its legal approach.

Important information if you used my Bluesky MP follows bot

Odds and Ends of History • 737 implied HN points • 03 Dec 24
🕹 Technology Cybersecurity Software Social media Bots
  1. If you used the Bluesky MP follows bot, it's a good idea to change your Bluesky password for safety. There's a small chance harmful code was on the server, but it seems unlikely any personal data was taken.
  2. The issue arose from outdated Wordpress code on a server that was unintentionally exploited, highlighting the importance of keeping software updated. Neglecting updates can lead to security problems.
  3. The creator of the bot took immediate action by shutting it down and ensuring no more data was at risk. He is being transparent about the issue to help others understand the risks and best practices.

OpenAI in Davos…Looking Back on 10 Years of Unicorns With Aileen Lee...Stripe and SpaceX’s Secondary Pricing

Newcomer • 1238 implied HN points • 19 Jan 24
🕹 Technology AI Startups Cybersecurity Venture Capital Space Exploration
  1. OpenAI has faced challenges as a 'big tech' company early in its life, including raising significant funds and experiencing executive drama.
  2. OpenAI removed its 'Don't Be Evil' slogan and is now collaborating with the Department of Defense on cybersecurity projects.
  3. Aileen Lee's research on unicorns reveals that strong unicorns are more involved in enterprise tech than consumer tech, with many 'papercorns' yet to prove their value.

Exploring the Dark Web: Rivenrayne, HN and 764

Lucian’s Substack • 1 HN point • 05 Oct 24
🕹 Technology Cybersecurity Internet Dark web Online Communities
  1. Rivenrayne, Harm Nation, and 764 are dangerous online groups that harm vulnerable people, especially kids. They promote violence, self-harm, and exploitation through organized networks.
  2. These groups use gaming and social media platforms to recruit and manipulate young people. They often focus on communities where members are already struggling with issues like mental health.
  3. It's important for parents and online communities to be aware of these groups and how they operate. By supporting at-risk individuals and monitoring online spaces, we can help reduce the impact of these harmful networks.

Import AI 367: Google's world-spanning model; breaking AI policy with evolution; $250k for alignment benchmarks

Import AI • 599 implied HN points • 01 Apr 24
🕹 Technology AI Supercomputers Benchmarks Cybersecurity
  1. Google is working on a distributed training approach named DiPaCo to create large neural networks that break traditional AI policy focusing on centralized models.
  2. Microsoft and OpenAI plan to build a $100 billion supercomputer for AI training, signaling the transition of AI industry towards capital intensive endeavors like oil extraction or heavy industry, touching on regulatory and industrial policy implications.
  3. Sakana AI has developed 'Evolutionary Model Merge' method to create advanced AI models by combining existing ones through evolutionary techniques, potentially changing AI policy by challenging the need for costly model development.

Latest Cyber Security Risks - August 18, 2024

Vigilainte Newsletter • 59 implied HN points • 18 Aug 24
🕹 Technology Cybersecurity Data Breaches Ransomware Tech Companies
  1. ADT confirmed a data breach where customer information was leaked online. They are investigating how deep the breach goes and are working on fixing their systems.
  2. A major background check company had a huge data breach exposing nearly 3 billion records. This raises concerns for anyone who has had a background check done.
  3. Microsoft revealed multiple serious vulnerabilities in their products. Users are advised to update their systems promptly to protect against potential attacks.

Data Exfiltration from Slack AI via indirect prompt injection

PromptArmor Blog • 604 HN points • 20 Aug 24
🕹 Technology Cybersecurity Artificial Intelligence Data Privacy Software Development Risk management
  1. There is a serious vulnerability in Slack AI that lets attackers access confidential information from private channels without needing direct access. This means sensitive data can be stolen just by manipulating how Slack AI processes requests.
  2. The risk increases with the recent Slack update that allows AI to access files shared within the platform. This could mean that harmful files uploaded by users can also be exploited to extract confidential information.
  3. Both data theft and phishing attacks can happen through crafted messages in public channels. This makes it crucial for users to be careful about what they share, because attackers can trick the AI into sharing sensitive details.

There's Another Kind of Virus Out There That Can Ruin Your Life.

OK Doomer • 111 implied HN points • 16 Dec 24
🕹 Technology Cybersecurity Data Protection Digital Privacy Online Security
  1. Data protection often feels like it's entirely your responsibility. You have to keep track of passwords and pay for security services to avoid getting hacked.
  2. Hackers can clone websites and impersonate real companies, making it hard to tell what's safe online. This has become a serious issue that many people don’t realize.
  3. There's a frustrating trend where the emphasis is on personal responsibility for cybersecurity, instead of holding companies and platforms accountable for our safety.

Resilient Cyber Newsletter #11

Resilient Cyber • 39 implied HN points • 27 Aug 24
🕹 Technology Cybersecurity AI Security Application Security Software Development
  1. CISOs and security leaders need to understand Directors & Officers insurance due to increasing legal troubles. Knowing how to protect themselves from litigation is becoming essential.
  2. AI is making big changes in development, as shown by Amazon's claim of saving thousands of developer years. This shows a trend towards AI taking over more coding tasks.
  3. The application security market is very complicated. It's important to grasp what tools and strategies work best to secure software without getting lost in all the technical jargon.

Resilient Cyber Newsletter #13

Resilient Cyber • 19 implied HN points • 10 Sep 24
🕹 Technology Cybersecurity AI Software Development Data Privacy Government Policy
  1. The cybersecurity workforce is struggling with a high number of unfilled jobs, as organizations report a lack of qualified candidates. Many are misled by claims of high salaries with little experience needed.
  2. In 2024, security budgets increased modestly, but hiring for security staff has declined significantly. This stagnation in hiring indicates a complicated employment landscape in cybersecurity.
  3. The White House has released a roadmap to improve internet routing security, focusing on enhancing the Border Gateway Protocol. This aims to boost the overall safety of internet infrastructure.

BIWEEKLY BRIEFLY NOTED: For 2024-12-05 Th

Brad DeLong's Grasping Reality • 107 implied HN points • 05 Dec 24
🕹 Technology AI Economics Cybersecurity Hardware Fintech
  1. Intel has faced a lot of trouble due to poor decisions made years ago. The issues they are now trying to fix are rooted in choices that stretch back more than a decade.
  2. Spending on AI is growing, but it's still far below what many companies expected. Big tech firms are investing heavily in AI to protect themselves from competition, even though they don't see immediate profits.
  3. China is now the main driver of global warming, and other countries have significantly cut their CO2 emissions. Tackling climate change is increasingly seen as a challenge that China needs to address.

Cybersecurity News Roundup

Vigilainte Newsletter • 19 implied HN points • 09 Sep 24
🕹 Technology Cybersecurity Software Data Protection Ransomware Vulnerabilities
  1. Popular travel sites have serious security problems that could put users at risk. It's important for them to fix these issues soon.
  2. Planned Parenthood confirmed a cyberattack, and a ransomware group claimed they did it. This shows how vulnerable even established organizations can be.
  3. CISA has released a warning about RansomHub ransomware and is urging people to be aware of it. Staying informed about these threats is essential for everyone.

Vulnerability Exploitation in the Wild

Resilient Cyber • 79 implied HN points • 01 Aug 24
🕹 Technology Cybersecurity Data Analysis Software Development Vulnerability Management Risk Assessment
  1. The Exploit Prediction Scoring System (EPSS) helps predict how likely a software vulnerability is to be exploited. It provides a score, so organizations can focus on the vulnerabilities that really matter.
  2. Most vulnerabilities that are reported, about 94%, aren’t even exploited in real life. This means organizations waste a lot of resources on vulnerabilities that pose no threat, highlighting the importance of focusing on the ones that are actually exploited.
  3. The EPSS tool works better than older systems like the Common Vulnerability Scoring System (CVSS). It helps organizations prioritize their efforts because it brings more efficiency in vulnerability management.

UnitedHealth Group: vulnerable and ill-equipped to defend against modern threats like cyberattacks

HEALTH CARE un-covered • 599 implied HN points • 05 Mar 24
🏥 Health Politics Healthcare Reform Cybersecurity Patient Safety Corporate Influence Regulation
  1. UnitedHealth faced a serious cyberattack, showing that even big companies can be vulnerable to cybercrime. This situation highlights the risks of having too much sensitive data controlled by a few large corporations.
  2. The healthcare system is focused more on profit than patient care. This has left it weak against modern threats like cyberattacks, which can disrupt services and harm patients.
  3. To fix these issues, we need stronger rules to protect patient data and make sure healthcare companies prioritize patient safety over making money. It's important to shift our focus from profits to genuine care for patients.

Updating HarvestIQ

The Security Industry • 10 implied HN points • 03 Feb 25
🕹 Technology Cybersecurity AI Tools Product Development Software Data Analysis
  1. HarvestIQ now combines two assistants into one, simplifying interactions for users. This helps reduce confusion and makes it easier to get information about cybersecurity vendors and products.
  2. Users can ask the Cyber Assistant for various tasks like product comparisons, SWOT analyses, and customized news summaries. These features aim to enhance decision-making in cybersecurity.
  3. The IT-Harvest Dashboard and HarvestIQ serve different purposes. The Dashboard is great for exploring detailed data, while HarvestIQ is more about getting direct answers and insights.

Create a SWOT in 2 Minutes

The Security Industry • 21 implied HN points • 22 Jan 25
💼 Business Market Analysis Cybersecurity Consulting
  1. A SWOT analysis helps businesses identify their strengths, weaknesses, opportunities, and threats, which can guide their strategy. It's a simple way to evaluate a company's position in the market.
  2. Using tools like HarvestIQ.ai can make creating a SWOT analysis quick and easy, potentially saving time compared to hiring a consultant. This software can provide detailed insights on vendors and competitors.
  3. Businesses should keep an eye on the evolving cybersecurity landscape and the competition, as changes in regulations and economic conditions can impact success and growth opportunities.

Systemic Concentrated Cyber Risks

Resilient Cyber • 79 implied HN points • 28 Jul 24
🕹 Technology Cybersecurity Market Dynamics
  1. Concentrated cyber risks can cause major problems when a few companies dominate the market. If something goes wrong with a major vendor, it affects many organizations relying on them.
  2. Having a diverse range of vendors can help reduce risks. This diversity encourages innovation and prevents over-dependence on one company's tools.
  3. Finding the right mix between using dominant vendors and maintaining vendor diversity is crucial. Organizations must look for a balance that meets their unique needs while minimizing risks.

Resilient Cyber Newsletter #10

Resilient Cyber • 39 implied HN points • 20 Aug 24
🕹 Technology Cybersecurity AI Software Development Vulnerability Management Cloud Computing
  1. Security tool sprawl is increasing in organizations, with many now using 70 to 90 different tools, making it harder to manage effectively.
  2. AI can speed up fixing coding vulnerabilities, but many AI-generated codes can be insecure, requiring careful checking by developers.
  3. Understanding systems and processes is key to tackling the complexities of cybersecurity, rather than blaming external forces for challenges in job applications.

Crowdstrike: How Not to Do OTA Updates

burkhardstubert • 39 implied HN points • 19 Aug 24
🕹 Technology Cybersecurity Software IT Infrastructure Updates System Design
  1. CrowdStrike made a big mistake by rolling out an untested update to all users at once, causing millions of computers to crash. They need to treat configuration updates like real code and test them properly.
  2. Delta Airlines faced huge losses because it didn’t have backup systems in place when the CrowdStrike update went wrong. Having spare systems or a better contingency plan could have minimized disruptions.
  3. Microsoft should improve its recovery methods after crashes, possibly by adopting an automatic system recovery strategy. Learning from other platforms could help avoid these issues in the future.