Well, this is too general a question to ask. There are numerous tools out there that pertain to Cyber Security to help them secure and safeguard the hardware, software, and other network points from unauthorized access and thus prevent any sort of data breach. Well, here is a list of some of the best tools in Cyber Security that have high ratings, for your reference:
SolarWinds Security Event Manager, AVG, Bitdefender, Nagios, Wireshark, OSSEC, etc.
Certification is very essential in climbing the professional ladder, and getting professionally certified helps you in a lot of ways. So, in that regard, enroll in Intellipaat’s Cyber Security training which offers you with 30hrs of instructor-led training and 60hrs for projects and exercises. Also, watch our YouTube video on Cyber Security Training to help you in getting your fundamentals correct.