Network Security
CCNA
Default Gateway Limitations: Why One Static Gateway Isn’t Enough
A host doesn’t route. It knows its own subnet, and for everything outside that subnet, it sends traffic to exactly one configured address: its default gateway. That single point of dependency is the limitation this article covers — and understanding it is what motivates every First Hop Redundancy Protocol (FHRP) that exists, from HSRP to...
Cybersecurity
What is Malware and Malicious Software?
Malware, or malicious software, is a program or file designed to disturb computer processes and operations or gain unauthorized entry to a computer system, often via network protocols like RDP or SMB, without the user’s knowledge or permission. Malware has become a common term for all hostile or intrusive software: computer viruses, worms, Trojan horses,...