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- https://owasp.org/ – The OWASP® Foundation works to improve the security of software through its community-led open source software projects, hundreds of chapters worldwide, tens of thousands of members, and by hosting local and global conferences.
- https://attack.mitre.org/ -MITRE ATT&CK® is a globally-accessible knowledge base of adversary tactics and techniques based on real-world observations. The ATT&CK knowledge base is used as a foundation for the development of specific threat models and methodologies in the private sector, in government, and in the cybersecurity product and service community.
- https://www.issa.org/about-issa/ – ISSA is the community of choice for international cybersecurity professionals dedicated to advancing individual growth, managing technology risk and protecting critical information and infrastructure.
- https://cloudsecurityalliance.org/ – CSA harnesses the subject matter expertise of industry practitioners, associations, governments, and its corporate and individual members to offer cloud security-specific research, education, certification, events and products.
- https://networkchuck.com/ – NetworkChuck is dedicated to helping you hack your IT career.
- https://veteranit.net/ – We Are Dedicated to Helping US Military Veterans Make the Transition into a Civilian Career in Information Technology
- https://www.hackthebox.com/ – Hack The Box is a massive hacking playground, and infosec community of over 1.3m platform members who learn, hack, play, exchange ideas and methodologies.
- https://tryhackme.com/ – TryHackMe is a free online platform for learning cyber security, using hands-on exercises and labs, all through your browser!
- https://darknetdiaries.com/ – This is a podcast about hackers, breaches, shadow government activity, hacktivism, cybercrime, and all the things that dwell on the hidden parts of the network. This is Darknet Diaries.
- https://www.schneier.com/ – Bruce Schneier is an internationally renowned security technologist, called a “security guru” by The Economist.