Here there is a collection of websites, blogs and forums which I consider to be pillars of information and very interesting.

ImageName & LinkDescription
WelivesecurityWeLiveSecurityย comes from the brains at ESET - experienced researchers with in-depth knowledge of the latest threats and security trends.
FollowTheWhiteRabbit(ONLY SPANISH) Blog dedicated to studying and learning about ethical hacking and computer security.
Zone-h.orgZone-H is an archive of defaced websites.
Kaspersky blogAll the information you need to protect yourself against viruses, spyware, hackers, spam and other forms of malware.
Elhacker.net(ONLY SPANISH) Teach what you know, learn what you donโ€™t know. Knowledge is power.
404-Media404 Media is a new independent media company founded by technology journalists Jason Koebler, Emanuel Maiberg, Samantha Cole, and Joseph Cox.
Phrack MagazinePhrack is an e-zine written by and for hackers, first published November 17, 1985. It had a wide circulation which included both hackers and computer security professionals.
Exploit-Notes.hdks.orgSticky notes for pentesting.Search hacking techniques and tools for penetration testings, bug bounty, CTFs.
Inferi-clubThe inferi.club project is made up of computer science and information security enthusiasts, mainly focused on sharing information and knowledge around the world. Our members share similar ideals such as the right to free knowledge, individual liberty and privacy. With the aim of highlighting these issues, we decided to start the blog to share ideas and knowledge.
DarkNewsThe world of cybersecurity, privacy and hacking, summarised every Friday. Read by IT workers, hackers and tech enthusiasts.