The Best Cyber Security Blogs, News Sites and Threat Intelligence Resources
Cyber security threats are constantly evolving. New vulnerabilities, ransomware campaigns, data breaches, and regulatory changes emerge every day. For security teams, staying informed is essential to understanding the latest risks and improving cyber resilience.
However, with so much information available online, finding reliable and useful cyber security resources can be challenging.
To help, we have compiled a list of trusted cyber security blogs, threat intelligence platforms, and industry news sources that we regularly follow. These resources cover everything from emerging threats and vulnerability research to security best practices, incident analysis, and regulatory updates.
This list is not sponsored. These are simply the resources we believe provide valuable insights for security professionals, IT teams, and business leaders looking to stay informed.
Cyber Security News and Industry Updates
Dark Reading
One of the most widely recognised cyber security news platforms, covering threats, vulnerabilities, enterprise security trends, and industry analysis.
BleepingComputer
A valuable resource for breaking news on ransomware attacks, vulnerabilities, malware campaigns, and security incidents.
https://www.bleepingcomputer.com/
KrebsOnSecurity
Founded by investigative journalist Brian Krebs, this site provides detailed reporting on cybercrime, breaches, and security issues.
The Hacker News
A popular source for security news, vulnerability disclosures, threat research, and industry developments.
Vendor Threat Intelligence and Research
Microsoft Security Blog
Microsoft publishes detailed security research, threat intelligence reports, and guidance covering the latest cyber threats.
https://www.microsoft.com/security/blog/
Google Security Blog
Google shares research from its security teams, including vulnerability discoveries, threat analysis, and security updates.
https://security.googleblog.com/
Palo Alto Networks Unit 42
Unit 42 provides detailed threat intelligence reports covering malware, ransomware, nation state activity, and emerging attack techniques.
https://unit42.paloaltonetworks.com/
Sophos Naked Security
A practical source of cyber security news, threat analysis, and guidance written for both technical and non technical audiences.
https://nakedsecurity.sophos.com/
Vulnerability Research and Technical Security Resources
PortSwigger Daily Swig
A useful resource for web application security news, vulnerability research, and updates from the security testing community.
https://portswigger.net/daily-swig
Schneier on Security
A respected source covering security, privacy, technology, and risk management. The blog provides thoughtful analysis of major security issues.
Tripwire State of Security
Covers cyber security news, compliance, vulnerability management, and security best practices.
https://www.tripwire.com/state-of-security/
Government and Regulatory Cyber Security Resources
National Cyber Security Centre Ireland (NCSC)
The official source for Irish cyber security alerts, guidance, advisories, and updates.
CISA Cybersecurity Advisories
The US Cybersecurity and Infrastructure Security Agency provides threat alerts, vulnerability information, and guidance to help organisations improve their security posture.
https://www.cisa.gov/news-events/cybersecurity-advisories
Threat Intelligence and Security Research Platforms
Mandiant Threat Intelligence
Mandiant publishes in depth research on cyber threat actors, incident response, and advanced attacks.
https://www.mandiant.com/resources
Stay Informed, Stay Secure
Cyber security does not stand still. Attackers continuously adapt their techniques, and organisations must do the same.
Following trusted security resources can help IT teams identify emerging risks, understand new attack methods, and make better informed security decisions.
For organisations that want to go beyond awareness and actively improve their security posture, regular vulnerability assessments, penetration testing, managed detection and response, and security monitoring can help identify and address weaknesses before attackers do.