The hottest Cybersecurity Substack posts right now

And their main takeaways
Category
Top Technology Topics

September/October 2023 safety news: Sparse autoencoders, A is B is not B is A, Image hijacks

AI safety takes • 58 implied HN points • 17 Oct 23
🕹 Technology Cybersecurity
  1. Research shows that sparse autoencoders are being used to find interpretable features in neural networks.
  2. Language models have shown a struggle in learning reversals like 'A is B' vs 'B is A', highlighting challenges in their training.
  3. There are concerns and efforts to tackle AI deception, with studies on lie detection in black-box language models.

The curious case of the lifelong Democrats from China

Conspirador Norteño • 32 implied HN points • 11 Jul 25
🇺🇸 U.S. Politics Cybersecurity
  1. There are many fake accounts on Bluesky that pretend to be liberal Democrats. These accounts often use stolen photos and similar bios.
  2. The fake accounts appear to be hijacked from real people instead of being created from scratch. This means that actual Democrats' accounts are being misused.
  3. These spam accounts share the same images and posts, showing a lack of originality. They continue to use plagiarized photos instead of creating new content.

Microsoft Sentinel SOC 101: How to Detect and Mitigate a DNS Spoofing Attack with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 11 Oct 23
🕹 Technology Cybersecurity
  1. DNS spoofing, also known as DNS cache poisoning, can lead to serious consequences like compromising credentials and exposing confidential information.
  2. Microsoft Sentinel is a cloud-native SIEM solution that offers benefits like intelligent security analytics, scalability, and cost reduction compared to legacy solutions.
  3. To detect and mitigate DNS spoofing attacks using Microsoft Sentinel, you can leverage features like built-in connectors, workbooks for monitoring data, analytics rules, playbooks for automated workflows, and custom logic creation.

Microsoft Sentinel SOC 101: How to Detect and Mitigate Session Token Stealing Attacks with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 06 Oct 23
🕹 Technology Cybersecurity
  1. Session token stealing attacks can lead to unauthorized access, data theft, account takeover, and other malicious activities.
  2. To detect session token stealing attacks, Microsoft Sentinel offers a comprehensive solution using advanced analytics, threat intelligence, and automation.
  3. Mitigate session token stealing by using HTTPS encryption, secure cookies, short-lived session tokens, strong passwords, multifactor authentication, and other security measures.

Must Learn AI Security Part 19: Deepfake Attacks Against AI

Rod’s Blog • 59 implied HN points • 02 Oct 23
🕹 Technology Cybersecurity
  1. Deepfake attacks against AI involve using fake videos or audios created by AI to deceive AI systems into making harmful decisions.
  2. Types of deepfake attacks include adversarial attacks, poisoning attacks, and data injection attacks, each with different strategies to compromise AI systems.
  3. To mitigate AI-generated deepfake attacks, organizations should focus on data validation, anomaly detection, AI model monitoring, and ongoing training to protect against potential financial, political, or personal gains by attackers.
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Microsoft Sentinel SOC 101: How to Detect and Mitigate Man/Adversary-in-the-Middle (MitM/AitM) Attacks with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 29 Sep 23
🕹 Technology Cybersecurity
  1. Man-in-the-Middle attacks are serious cyber threats that can lead to data breaches and financial loss for organizations.
  2. Microsoft Sentinel is a powerful tool that leverages AI, machine learning, and integration with Microsoft Defender for Endpoint to detect and mitigate Man-in-the-Middle attacks effectively.
  3. Implementing best practices such as using secure communication protocols, regular system updates, multi-factor authentication, and employee training can further enhance network security against Man-in-the-Middle attacks.

Microsoft Sentinel SOC 101: How to Detect and Mitigate Cross-Site Scripting (XSS) Attacks with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 21 Sep 23
🕹 Technology Cybersecurity
  1. XSS attacks can be classified into three main types: Stored XSS, Reflected XSS, and DOM-based XSS, each with unique methods of execution and potential risks.
  2. To effectively detect and mitigate XSS attacks, it's crucial to understand common attack vectors like input fields, URL parameters, cookies, HTTP headers, and third-party scripts.
  3. A combination of Azure Web Application Firewall (WAF) and Microsoft Sentinel offers robust protection against XSS attacks, providing tools for detection, investigation, and response.

Must Learn AI Security Part 13: Generative Attacks Against AI

Rod’s Blog • 59 implied HN points • 15 Sep 23
🕹 Technology Cybersecurity
  1. Generative attacks against AI involve creating or manipulating data to deceive AI systems, compromising their performance and trustworthiness.
  2. Defending against generative attacks requires understanding the target AI system, identifying vulnerabilities, and developing robust AI models and defense mechanisms.
  3. Types of generative attacks include adversarial examples, data poisoning, model inversion, trojan attacks, and GANs based attacks, each with unique approaches and potential negative effects on AI systems.

My Current Thoughts on Using AI with a Modern SIEM

Rod’s Blog • 59 implied HN points • 06 Sep 23
🕹 Technology Cybersecurity
  1. As technology advances, organizations need to integrate AI with SIEM to enhance cybersecurity defenses against sophisticated cyber threats.
  2. AI-driven SIEM solutions offer advantages like advanced threat detection, real-time monitoring, automated incident response, and predictive analytics, empowering organizations to stay ahead of cyber threats.
  3. Challenges in AI-driven SIEM include the need for skilled personnel, potential for false positives, and ethical considerations around AI-powered decision-making in cybersecurity.

Extradition battles, Japan's Defense White Paper, Hybrid Russian cybercrime, Chinese text input method vulnerabilities, Putinism in a nutshell

Natto Thoughts • 59 implied HN points • 11 Aug 23
🌍 World Politics Cybersecurity
  1. US facing setbacks in extraditing suspects from Russia, with delays in decisions
  2. Japan's Defense White Paper upsetting China by calling their military activities a strategic challenge
  3. Vulnerabilities found in the Sogou input method used widely in China, raising concerns about eavesdropping and Chinese government monitoring

A Quick Way to Verify the Connection Between Microsoft Defender External Attack Surface and Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 13 Jun 23
🕹 Technology Cybersecurity
  1. Check for custom tables starting with 'EASM' to verify connection between Microsoft Defender External Attack Surface and Microsoft Sentinel.
  2. In Microsoft Sentinel, tables will show up in the Custom Logs Solutions area.
  3. Connecting EASM to Microsoft Sentinel involves three steps: setting up EASM, configuring permissions, and enabling the connection.

Must Learn AI Security Part 9: Hyperparameter Attacks Against AI

Rod’s Blog • 59 implied HN points • 07 Sep 23
🕹 Technology Cybersecurity
  1. A hyperparameter attack against AI manipulates crucial adjustable settings of an algorithm to influence the machine learning model's performance and behavior
  2. Different types of hyperparameter attacks can target aspects like performance, biases, vulnerability to adversarial examples, transferability, and resource consumption
  3. Mitigating hyperparameter attacks involves securing data access, monitoring hyperparameter changes, testing robustness, updating models, and following responsible AI practices

China Joins the Name-and-Shame Game

Natto Thoughts • 59 implied HN points • 29 Sep 23
🌍 World Politics Cybersecurity
  1. China has shifted the practice of public cyber attribution from cybersecurity companies to government-led initiatives.
  2. Multiple Chinese government agencies, particularly the Ministry of State Security, are now actively involved in public cyber attribution against the US.
  3. China has increased the intensity and pace of public cyber attribution in 2023, calling out alleged US hacking activities several times and mirroring Western practices.

Microsoft Sentinel SOC 101: How to Detect and Mitigate Drive-by Download Attacks with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 04 Oct 23
🕹 Technology Cybersecurity
  1. Drive-by download attacks exploit vulnerabilities to download malicious code without user knowledge. They can lead to data breaches and install malware.
  2. Mitigation strategies include user education, enforcing security policies, monitoring network traffic, and using SIEM services like Microsoft Sentinel.
  3. Microsoft Sentinel can help detect drive-by download attacks by collecting relevant data, enriching it, analyzing with rules and ML, visualizing results, and automating incident response.

Microsoft Sentinel SOC 101: How to Detect and Mitigate Keylogger Attacks with Microsoft Sentinel

Rod’s Blog • 59 implied HN points • 02 Oct 23
🕹 Technology Cybersecurity
  1. Keyloggers are commonly used by cybercriminals to steal sensitive data, so it's crucial for organizations to detect and mitigate keylogger attacks to safeguard their information and finances.
  2. Microsoft Sentinel, a cloud-native SIEM system, can help in detecting keylogger attacks by collecting logs from endpoints, analyzing them using advanced analytics, and providing tools to investigate alerts and respond to threats.
  3. To mitigate keylogger attacks, organizations can implement multi-factor authentication, educate users about keylogger risks, and utilize endpoint protection software like Microsoft Defender for Endpoint.

Tesla Hackers Are Fighting Digital Extortion

Fight to Repair • 59 implied HN points • 17 Aug 23
🕹 Technology Cybersecurity
  1. Security researchers hacked Tesla's seat-warmers to challenge paywalls for features, showcasing vehicle owners' tech skills
  2. Attempts to jailbreak devices demonstrate the growing demand to free devices from vendor constraints, empowering users to reclaim control
  3. Companies face backlash for using software to restrict features, leading to calls for legislation to prevent device disabling and the creation of repair barriers

Europe unanimously adopts secure comms initiative

Europe in Space • 58 implied HN points • 20 Feb 23
🕹 Technology Cybersecurity
  1. Europe adopted a secure communications initiative called IRIS2 with overwhelming support.
  2. The project aims to develop a secure European communications constellation with 170 low Earth orbit satellites and a budget of €2.4 billion.
  3. The initiative faces challenges like tight timelines for satellite development and launch capacity constraints, especially with the Ariane 6 rocket.

☁ "Nobody wants a Hiroshima moment"

Hard Mode by Breaking SaaS • 58 implied HN points • 15 Aug 23
🕹 Technology Cybersecurity
  1. Efforts are being made to regulate AI due to its rapid development and potential risks.
  2. There is a concern about rushing new AI products, especially in cybersecurity, which requires thorough vetting.
  3. Frameworks and resources are available to address risks in AI, such as categorizing high-risk scenarios and ways to attack LLMs.

Unintended Data Poisoning

Embracing Enigmas • 58 implied HN points • 21 Mar 23
🕹 Technology Cybersecurity
  1. AI systems might lose the ability to create novel content if the rate of true signal decreases.
  2. Data poisoning in AI systems poses a serious cybersecurity threat and may reduce the effectiveness of AI models.
  3. Implementing validation systems early is crucial to prevent disruptions caused by AI system vulnerabilities.

Thrunting Grounds

Rhythms of Research • 58 implied HN points • 17 Sep 23
🕹 Technology Cybersecurity
  1. Not all observables listed in threat intel reporting should be labeled as 'IOCs', as many of them don't indicate compromise.
  2. The distinction between IOCs and non-IOCs in threat hunting can help make threat intel reports more actionable for organizations.
  3. Differentiating between internally-focused threat detection (IOCs) and externally-focused threat hunting (exothrunting) observables can enhance threat detection efforts.

Vulnerability Management and Developer Toil

Resilient Cyber • 119 implied HN points • 02 Apr 23
🕹 Technology Cybersecurity
  1. Vulnerability management is crucial for security but often overwhelms developers with too much information. It’s important to focus on vulnerabilities that really pose a risk, instead of just following strict checklists.
  2. The number of vulnerabilities has exploded in recent years, but most are never exploited. Organizations need better ways to prioritize which vulnerabilities to address based on actual risk, rather than just severity scores.
  3. Security teams should work more closely with developers to reduce friction and support their efforts. Improving communication and providing context can make security a partner, not a blocker.

The Future of Tech: Less-Hyped AI & Vibe Coding Out of Critical Systems?

ppdispatch • 8 implied HN points • 25 Nov 25
🕹 Technology Cybersecurity
  1. Linus Torvalds thinks vibe coding can be useful for learning but shouldn't be used for important software projects. It's a fun way for beginners to experiment, but it can lead to maintenance problems later.
  2. Cloudflare experienced a major outage that affected many popular services like X and OpenAI due to a faulty feature file. This highlights the fragility of web infrastructure and the need for robust systems.
  3. Google is tightening security for Android developers due to rising scams. They're making it easier for students and hobbyists to experiment while also ensuring that bad actors can't easily distribute harmful apps.

Taxonomy of Red Teams

Locks and Leaks • 39 implied HN points • 19 Dec 23
🕹 Technology Cybersecurity
  1. Red Teams exist to test and improve important systems, often related to cybersecurity, physical security, and decision-making.
  2. Red Teaming can be categorized into Critical Systems Testing (CST) and Applied Critical Thinking (ACT), with multiple types of red teams within each category.
  3. Collaboration among red teams is crucial, with various ways to work together such as conducting joint trainings, attending conferences, and sharing knowledge.

Cloud Shared Responsibility Model: Time for an (R)Evolution?

Resilient Cyber • 119 implied HN points • 27 Mar 23
🕹 Technology Cybersecurity
  1. The Shared Responsibility Model (SRM) explains that cloud customers and service providers each have their own security duties. Customers need to understand their roles to prevent most data breaches, which are often due to customer mistakes.
  2. Google Cloud introduced the idea of 'Shared Fate,' encouraging cloud providers to take an active role in helping customers secure their environments. This shift acknowledges that both sides must work together for better security outcomes.
  3. There are growing concerns about the risks of relying on a few major cloud providers. If one suffers a security issue, it can affect everyone, highlighting the need for a community approach to cloud security and trust.

My wife Nina Zhang appears to be missing

Safety Critical Computer Security • 15 implied HN points • 02 Oct 25
🇺🇸 U.S. Politics Cybersecurity
  1. Nina Zhang has gone missing, and there's concern for her safety. The police are involved in her case because of strange occurrences surrounding her accounts.
  2. Nina published important articles about a professor's legal troubles but now her social media seems compromised with deepfakes and hacking.
  3. The author is organizing Nina's work in case her accounts get deleted. He's looking for a lawyer and encourages anyone with information about her to contact the FBI.

Security is finally embracing data

Frankly Speaking • 203 implied HN points • 21 Feb 24
🕹 Technology Cybersecurity
  1. Security is increasingly leveraging data for enhanced analysis and insights.
  2. Breaking down data silos in security operations is crucial for providing meaningful information.
  3. There is a shift towards BI-focused security products and new use cases emerging in the security data world.

The KQL Mysteries: The Holiday 2023 Episode Part 3

Rod’s Blog • 39 implied HN points • 13 Dec 23
🕹 Technology Cybersecurity
  1. The mysterious numbers given by the hacker were not random, but dates with a hidden significance, leading to a revelation about impending events.
  2. Through identifying patterns in network traffic using KQL, Jon and Sarah uncovered a hacker exploiting a security vulnerability and resolved to apply a critical patch.
  3. The duo set a trap to stop the hacker's planned attack, showcasing the importance of proactive security measures in monitoring and defending against cyber threats.

The KQL Mysteries: The Holiday 2023 Episode Part 2

Rod’s Blog • 39 implied HN points • 12 Dec 23
🕹 Technology Cybersecurity
  1. The hacker in the story had a personal connection to one of the characters, making the situation more intense and personal.
  2. Using Kusto Query Language (KQL), the characters tried to analyze the hacker's network traffic and database activity to uncover clues about the hacker's identity and location.
  3. Despite challenges in decoding the hacker's data, the characters discovered a message from the hacker in the database logs, prompting them to solve a mysterious puzzle involving numbers.

Security Throwing Toil Over the Fence

Resilient Cyber • 99 implied HN points • 10 May 23
🕹 Technology Cybersecurity
  1. It's important to shift security measures smartly rather than just shifting them left in the development cycle. We need the right context to effectively identify real risks in applications.
  2. Many security tools produce a lot of noise and false positives, which frustrates developers. If security teams provide context-rich insights instead, it would help everyone work better together.
  3. There’s a cultural gap where security teams dump problems on developers without proper context, leading to resentment. Improving communication and collaboration can help avoid this issue.

Frankly Speaking - Cybersecurity maturity: 3 types of companies and what this means for the industry

Frankly Speaking • 355 implied HN points • 05 May 23
🕹 Technology Cybersecurity
  1. There are three types of cybersecurity companies: mature security organizations, companies that ignore security, and compliance- and product-focused security teams.
  2. Small companies might struggle to assess and implement proper security measures, leading many to focus on compliance certifications rather than robust security practices.
  3. It's crucial for companies, regardless of size, to prioritize and implement effective security measures to protect themselves and their partners from potential cyber threats.

Should You Pick A CIAM Solution That Implements Standards?

ciamweekly • 62 implied HN points • 10 Feb 25
🕹 Technology Cybersecurity
  1. Choosing a CIAM solution that follows standards like OIDC and SAML can enhance security, thanks to the collective expertise of many developers. This leads to fewer vulnerabilities and better protection for users.
  2. Using a standards-based CIAM system makes it easier for your software to work well with existing tools and libraries. This can speed up development since your team is likely already familiar with these standards.
  3. A standards-compliant CIAM solution offers better portability if you need to switch systems later. It allows for shared practices between different solutions, reducing the need to start from scratch when migrating.

Putin Punks America

Diane Francis • 439 implied HN points • 13 May 21
🇺🇸 U.S. Politics Cybersecurity
  1. The recent cyberattack on a major U.S. oil pipeline is believed to have ties to Russia and may have been orchestrated by hackers linked to the Russian government.
  2. The U.S. faces serious vulnerability to cyberattacks, as many critical infrastructures lack proper security, and major attacks have increased recently.
  3. There are calls for the U.S. to take stronger actions against Russia, such as sanctions or shutting down important pipelines that benefit Russia economically.

An Interview With Or Weis

ciamweekly • 62 implied HN points • 03 Feb 25
🕹 Technology Cybersecurity
  1. CIAM helps businesses balance security and user experience. If security is too tight, users get frustrated, while loose security can lead to risks.
  2. Without CIAM, companies waste time creating custom access control systems. CIAM makes it easier for developers to manage permissions, so they can focus on product development.
  3. The future of CIAM involves managing machine identities as much as human ones. As automation grows, businesses will need new methods to handle permissions for both types of users.

CIAM Market Size

ciamweekly • 62 implied HN points • 27 Jan 25
💼 Business Cybersecurity
  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.

The Secure Software Self-Attestation Saga Continues

Resilient Cyber • 79 implied HN points • 12 Jun 23
🕹 Technology Cybersecurity
  1. The U.S. government is focusing on improving software security and has set deadlines for software suppliers to prove they follow secure practices. Agencies now have more time to collect necessary confirmations from their software producers.
  2. Software suppliers are responsible for the security of all parts of their software, including third-party components. They need to understand where these components come from and how safe they are.
  3. Free software provided by vendors is not required to meet security standards set by the government. This creates challenges since free software can still have vulnerabilities that might put agencies at risk.

Boardroom Communication Gaps on Cybersecurity

Rod’s Blog • 19 implied HN points • 29 Feb 24
🕹 Technology Cybersecurity
  1. Clear communication between cybersecurity teams and executive boards is crucial for effective cybersecurity strategies and risk management.
  2. Cybersecurity teams should simplify technical language and provide real-world examples to improve communication with executive boards.
  3. Executive boards can enhance communication with cybersecurity teams by investing in education, appointing liaison officers, and actively engaging in cybersecurity policy reviews.

Does Generative AI Pose a Threat to Industry Analyst Firms?

The Security Industry • 20 implied HN points • 04 Aug 25
🕹 Technology Cybersecurity
  1. AI can help with many tasks that industry analysts do, like researching and analyzing market conditions. This means analysts might use AI more and improve their work.
  2. While AI is good at some things, it can struggle with completeness, like listing all companies in a market. Analysts still have an edge in this area if they have complete data.
  3. The future of industry analysis might shift as AI changes how information is processed and shared. Analysts will need to adapt to this new landscape to stay relevant.