To begin your information security career, you need to know some security principles right from the start.
These principles or you can also call them fundamentals will govern your entire life in information security.
These principles are easily found at the beginning of several information security books.
Even because, throughout your day-to-day, any security control or solution that you are going to implement, will be to fulfill one of these three pillars.
I’m talking about the CID Triad, or the three pillars: Confidentiality, Integrity and Availability.
Check out this video, originally published in Brazilian Portuguese: