Compare and contrast these concepts: Risk, Threat, Vulnerability, and Exploit. Understanding Cisco Cybersecurity Fundamentals (210-250) Risk: the possibility that something bad will happenThreat: any potential danger to a security assetVulnerability: exploitable weakness in a system or designExploit: software or commands that take advantage of a vulnerability Risk is the possibility of a vulnerability being exploited. […]
Describe the principles of the defense in depth strategy Understanding Cisco Cybersecurity Fundamentals (210-250) Defense in depth uses a layered approach to security. Each layer by itself is not secure, but together they provide a better security for the data being protected. These layers can be summarized as the following: Nontechnical: policies, procedures and training […]
A long time ago in what almost seems like another galaxy, I was a server jockey. I was doing Linux before Linux was cool. BASH and Perl were my go to tools. Fast forward to now and the Windows server guys have finally found the joy of the shell script through PowerShell. PowerShell isn’t just […]
1.6 Describe IP subnets and communication within an IP subnet and between IP subnets. IP subnets are used to divide a network into smaller broadcast domains. Communication within an subnet is done directly from one host to another using ARP for resolving the MAC address of the host. When a host on one subnet communicates […]
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