Network+/Troubleshooting/Security Issues
This lesson covers security issues.
Objectives and Skills
editObjectives and skills for the security issues portion of Network+ certification include:[1]
- Given a scenario, troubleshoot and resolve common security issues
- Misconfigured firewall
- Misconfigured ACLs/applications
- Malware
- Denial of service
- Open/closed ports
- ICMP related issues
- Ping of death
- Unreachable default gateway
- Unpatched firmware/OSs
- Malicious users
- Trusted
- Untrusted users
- Packet sniffing
- Authentication issues
- TACACS/RADIUS misconfigurations
- Default passwords/settings
- Improper access/backdoor access
- ARP issues
- Banner grabbing/OUI
- Domain/local group configurations
- Jamming
Readings
editMultimedia
edit- Watch YouTube: Troubleshooting Firewall Security Issues - CompTIA Network+ N10-006 - 4.7.
- Watch YouTube: Troubleshooting Operating System Security Issues - CompTIA Network+ N10-006 - 4.7.
- Watch YouTube: Troubleshooting Denial of Service - CompTIA Network+ N10-006 - 4.7.
- Watch YouTube: Troubleshooting ICMP and ARP - CompTIA Network+ N10-006 - 4.7.
- Watch YouTube: Troubleshooting Malicious User Activities - CompTIA Network+ N10-006 - 4.7.
- Watch YouTube: Troubleshooting Authentication Issues - CompTIA Network+ N10-006 - 4.7.