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The cybersecurity threat landscape evolves daily, maybe even hourly. With new vulnerabilities, attack vectors, and compliance regulations emerging constantly, it can be overwhelming to keep up with the latest best practices.

That's why I've put together this list of informative IT security newsletters. They provide curated content, expert analysis, and actionable insights to help you stay ahead of cyber threats and protect your organization.

These IT security newsletters are essential for anyone aiming to expand their knowledge of cybersecurity and digital safety. Each issue provides practical insights, strategies, and real-world applications that can greatly improve your understanding of IT security and bolster efforts to protect your digital assets.

Best IT Security Newsletters Shortlist

Here's a shortlist of the best IT security newsletters I think are worth joining in 2024:

  1. Krebs on Security - For investigative cybersecurity journalism
  2. Dark Reading - For in-depth security news and analysis 
  3. The Hacker News - For daily cybersecurity updates
  4. Security Week's Daily Briefing - For comprehensive security coverage
  5. SC Network Security - For current network security updates 
  6. SANS NewsBites - For curated security news
  7. CyberScoop - For government and tech security news
  8. CISO MAG - For CISO-level insights and news
  9. Infosecurity Magazine - For global security news and features
  10. Security Boulevard - For security blog aggregation 
  11. The CyberWire Daily Briefing - For daily security briefings 
  12. Sophos News Newsletter  - For practical security advice
  13. Center for Internet Security - For cybersecurity best practices
  14. API Security Newsletter - For API security updates 

Find more details about each newsletter below.

Overview Of The Best IT Security Newsletters

1. Krebs on Security - For investigative cybersecurity journalism

The Krebs on Security website
The Krebs on Security (Source)

Krebs on Security newsletters by Brian Krebs focuses on in-depth investigative journalism on cybersecurity, covering data breaches, ransomware, and online crime investigations.

  • Audience: Cybersecurity professionals, researchers, and anyone interested in investigative journalism on cybersecurity
  • Size: 52,000+ subscribers
  • Newsletter Frequency: Biweekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The Krebs on Security newsletters deliver exclusive insights on major cybercrime operations, data breaches, and hacking incidents that might go unnoticed by mainstream media. They uncover the workings of the cybercrime underground, how organizations respond to cybersecurity threats, and how law enforcement pursues cybercriminals. Each issue combines investigative findings and expert analysis, broken down into understandable insights and helping readers understand the complexities of cybersecurity. 

2. Dark Reading - For in-depth security news and analysis

Dark Reading IT security website
The Dark Reading (Source)

Dark Reading is a comprehensive cybersecurity newsletter providing in-depth news and analysis on various security topics, including application and cloud security. It features articles, podcasts, and webinars on cybersecurity trends and threats. 

  • Audience: IT security professionals, cybersecurity researchers, and industry experts
  • Newsletter Frequency: Daily or weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The newsletter covers threat intelligence, attacks and breaches, network and perimeter security, and security strategies. It provides in-depth coverage of significant security incidents and emerging threats, and how to address these challenges effectively, helping readers and organizations take proactive measures to protect their assets. Additionally, Dark Reading features interviews with leading cybersecurity experts and includes case studies and applications of cybersecurity incidents and responses. 

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3. The Hacker News - For daily cybersecurity updates

The Hacker News website
The Hacker News (Source)

The Hacker News newsletter provides concise news, expert insights, and in-depth reports on current and future cybersecurity trends and threats. It guides and empowers readers to stay updated on the changing nature of cybersecurity. 

  • Audience: Cybersecurity professionals, IT administrators, and anyone interested in daily security updates
  • Size: 125,000+ subscribers
  • Newsletter Frequency: Daily
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The newsletter delivers reports on significant data breaches affecting various organizations, coverage of recent cyber attacks and methodologies used by the attackers, and information on software and hardware vulnerabilities, including patches and updates. Issues often include expert opinions and insights, helping readers understand the implications of various cybersecurity incidents. 

4. Security Week's Daily Briefing - For comprehensive security coverage

Security Week home page
The Security Week (Source)

The Security Week’s Daily Briefing newsletter provides a roundup of the day’s most important cybersecurity news, insights, and analysis, including cyberattacks, risk management, and threat intelligence. 

  • Audience: Security professionals, IT administrators, and industry experts.
  • Newsletter Frequency: Daily
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The Security Week’s Daily Briefing newsletter covers information on new malware, spyware, and malicious software, including detection methods and mitigation strategies, updates on cybercriminal activities like hacking incidents and financial crimes, and reports on recent data breaches and the impacts and measures taken to address them. It also includes information on upcoming cybersecurity conferences, summits, webcasts, and events like CISO and cloud security forums. 

5. SC Network Security - For current network security updates

SC Media IT security website
SC Magazine (Source)

The SC Network Security is a specialized publication by SC Magazine that delivers insights, analyses, and practical advice to help organizations protect and strengthen their network infrastructure. 

  • Audience: Network security professionals, IT administrators, and industry experts
  • Newsletter Frequency: Weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The newsletter provides the latest updates, commentary, and issues in the network security field, including emerging threats and vulnerabilities impacting network security, reports on data and network breaches, and regulatory changes and compliance requirements related to network security. Additionally, it includes case studies on effective incident response strategies to handle network security breaches and attacks. 

6. SANS NewsBites - For curated security news

The SANS Newsbites' latest newsletter
The SANS NewsBites newsletter (Source)

SANS NewsBites provides a curated summary of the most important cybersecurity news articles recently published. Experts within the SANS community annotate each news item with important context. 

  • Audience: Security professionals, IT administrators, and anyone interested in curated security news.
  • Size: 387,000+ subscribers
  • Newsletter Frequency: Semi-weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The newsletter provides concise and curated updates on the most critical cybersecurity news, ensuring readers are informed about key developments in newly discovered vulnerabilities and the methods used to exploit them, impact and response measures for data breaches, evolving trends in cyber threats, and strategies for mitigating risks and enhancing security measures. It also includes vulnerability management and regulatory changes affecting the cybersecurity industry. 

7. CyberScoop - For government and tech security news

The CyberScoop website
The CyberScoop website (Source)

The CyberScoop newsletter focuses on cybersecurity issues impacting the public sector and technology industries. It features commentary and reports about critical cybersecurity challenges and solutions relevant to government and technology sectors. 

  • Audience: Government officials, tech security professionals, and industry experts
  • Newsletter Frequency: Daily
  • Cost: Free
  • Subscribe here (Select the CyberScoop option)

Why Subscribe: 

The CyberScoop newsletters deliver updates on cyber threats and vulnerabilities that could impact the government and technology industries. It offers insights into cybersecurity policies and legislative actions, news on cybersecurity initiatives, strategies, and challenges within federal, state, and local governments, and analysis of AI and ML applications, including potential risks and defensive measures. 

Additionally, the newsletter features analyses focusing on protecting vital infrastructure sectors like energy, healthcare, and transportation from cyber threats. 

8. CISO MAG - For CISO-level insights and news

The CISOMAG website
The CISO MAG (Source)

The CISO MAG offers expert analysis and in-depth articles for Chief Information Security Officers. It discusses governance, startups, budgets, partnerships, and data privacy and is an essential resource for professionals responsible for securing information assets. 

  • Audience: CISOs, CXOs, and cybersecurity professionals
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The CISO MAG newsletter features updates and insights on governance practices to help CISOs manage their security program effectively. It includes information on data protection laws, regulation standards that affect cybersecurity, best practices for securing endpoints, and reports on threat intelligence to help organizations stay ahead of cyber threats. 

Additionally, it delivers strategies for building effective security teams, practices in aligning security initiatives with business objectives, and analysis of cybersecurity market trends, including technology adoption and investment patterns. 

9. Infosecurity Magazine - For global security news and features

The Infosecurity Magazine home page
The Infosecurity Magazine (Source)

The Infosecurity Magazine newsletter features updates on cybersecurity developments and analyses of security technologies and strategies and provides the knowledge needed to safeguard an organization against security risks. 

  • Audience: Security professionals, IT administrators, and industry experts
  • Newsletter Frequency: Weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The Infosecurity Magazine newsletter delivers best practices and trends in securing cloud environments, strategies for responding to and mitigating security incidents, and approaches to managing cybersecurity risks. It also provides information on securing networks against various attacks and breaches, the latest developments in data encryption to protect sensitive information, and strategies to protect mobile devices and data. 

10. Security Boulevard - For security blog aggregation

The Security Boulevard home page
The Security Boulevard (Source)

The Security Boulevard newsletter consolidates content from various security blogs, providing a comprehensive overview of the latest cybersecurity news and trends. It features articles, webinars, podcasts, and events to help its readers stay informed. 

  • Audience: Security professionals, IT administrators, and anyone interested in aggregated security news
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The Security Boulevard newsletter delivers security practices for integration within DevOps processes and tips and techniques for enhancing employees’ security awareness. It helps users by providing strategies for protecting networks from various cyber threats, including firewalls, intrusion detection systems, and network segmentation, and implementing zero-trust principles to enhance security and verification. 

11. The CyberWire Daily Briefing - For daily security briefings

The CyberWire's latest IT security newsletter
The CyberWire Daily Briefing newsletter (Source)

The CyberWire Daily Briefing newsletter features detailed cyber threat reports and hacking incidents, industry news with expert analysis and insights from cybersecurity professionals, and summaries and takeaways from cybersecurity events and conferences. 

  • Audience: Security professionals, IT administrators, and anyone interested in daily security briefings
  • Newsletter Frequency: Daily
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The CyberWire Daily Briefing newsletter delivers developments in the cybersecurity industry, including mergers, acquisitions, technological advancements, and insights on emerging technologies impacting cybersecurity. It includes news on cybercriminal activities, law enforcement actions, tips and techniques to improve organizational security, and the latest findings from IT security research, such as academic studies, white papers, and new security tools. 

12. Sophos News Newsletter - For practical security advice

The Sophos News website
The Sophos News (Source)

The Sophos News newsletter provides practical advice and insights to help individuals and organizations protect their digital assets. It includes best practices for staying safe online and up-to-date cybersecurity information. 

  • Audience: Security professionals, IT administrators, and anyone interested in practical security advice
  • Newsletter Frequency: Weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The Sophos News newsletter offers information on new and enhanced Sophos products, including firewalls, endpoint protection, and cloud security solutions. The newsletter delivers best practices for managing and optimizing security operations and incident response, insights into how AI and machine learning are leveraged to enhance cybersecurity defenses, and updates for implementing and managing MDR services. 

13. Center for Internet Security - For cybersecurity best practices

The Center for Internet Security's newsletter preview
The Center for Internet Security (CIS) newsletter (Source)

The Center for Internet Security (CIS) provides resources and solutions for securing organizations against cyber threats like vishing, smishing, and phishing attacks. 

  • Audience: Security professionals, IT administrators, and anyone interested in cybersecurity best practices
  • Newsletter Frequency: Monthly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The newsletter emphasizes CIS controls and benchmarks that are globally recognized best practices that help organizations prioritize their cybersecurity measures effectively. It offers detailed guidance on implementing and leveraging these critical security controls to safeguard systems and provides information on cybersecurity tools to help assess system conformance. 

14. API Security Newsletter - For API security updates

The API Security Newsletter July newsletter preview
The API Security newsletter (Source)

The API security newsletter covers vulnerabilities, best practices, and technology related to API security. It includes information on recent security breaches and API-related vulnerabilities. 

  • Audience: API developers, security professionals, and anyone interested in API security
  • Newsletter Frequency: Daily and weekly
  • Cost: Free
  • Subscribe here

Why Subscribe: 

The API Security Newsletters focus on API security, from the latest threats to regulatory changes. They deliver best practices for securing APIs and implementing security measures such as encryption, authentication, and rate limiting. They also offer analysis of real-world API security incidents and breaches, tools to enhance API security, and the latest developments and trends in the API field. 

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Katie Sanders

As a data-driven content strategist, editor, writer, and community steward, Katie helps technical leaders win at work. Her 14 years of experience in the tech space makes her well-rounded to provide technical audiences with expert insights and practical advice through Q&As, Thought Leadership, Ebooks, etc.