Cyber security (Firewall, DMZ)
Set of procedures and tools implemented to protect the network and information infrastructure generated and processed through computers, servers, mobile devices, networks and electronic systems.
It is important to consider 4 main points which help guarantee the safety of the information:
1.
Confidentiality:
Resources, data and information can only be accessed by authorized users.
2.
Integrity:
Only authorized users must be able to modify data when required.
3.
Availability:
Data must be available for users when needed.
4.
Authentication:
Verify that you are really communicating with who you intend to.