A quick Google search about cybersecurity will return an overwhelming number of “hits,” many of which will be misleading or useless, depending on your knowledge and skill level. The links below are for sites and resources I personally recommend. If you have something you can recommend, let me know.
Current Events and Basic Info
Bruce Schneier (blog, newsletter)
Daniel Miessler (blog, newsletter, podcast, tutorials)
Krebs on Security (blog, newsletter)
Smashing Security (podcast, website)
Geek Training and Tutorials
HackerRank (coding training, challenges, multiple languages)