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You Should Know:
Cybrary offers free cybersecurity certifications and access to practical labs, making it an excellent resource for those looking to advance their careers in IT and cybersecurity. Below are some practical steps, commands, and codes to help you get started with cybersecurity practices, particularly on Linux and Windows platforms.
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Linux Commands for Cybersecurity:
1. Network Scanning with Nmap:
nmap -sP 192.168.1.0/24
This command scans the network to identify active devices.
2. Monitoring Network Traffic with tcpdump:
sudo tcpdump -i eth0
Captures and analyzes network traffic in real-time.
3. Checking Open Ports:
netstat -tuln
Lists all open ports and the services using them.
4. File Integrity Check with md5sum:
md5sum importantfile.txt
Generates a checksum to verify file integrity.
5. Firewall Configuration with UFW:
sudo ufw allow 22/tcp
Allows SSH traffic through the firewall.
Windows Commands for Cybersecurity:
1. Network Configuration with ipconfig:
ipconfig /all
Displays detailed network configuration information.
2. Checking Open Ports with netstat:
netstat -an
Shows all active connections and listening ports.
3. Windows Firewall Configuration:
netsh advfirewall set allprofiles state on
Enables the Windows Firewall for all profiles.
4. System Information with systeminfo:
systeminfo
Provides detailed information about the system.
5. Event Logs with wevtutil:
wevtutil qe Security /f:text
Queries the Security event log.
Cybrary Course Access:
To access free cybersecurity courses and labs, visit: Cybrary Free Certifications
What Undercode Say:
Cybersecurity is a critical field that requires continuous learning and hands-on practice. Platforms like Cybrary provide invaluable resources for gaining certifications and practical experience. By mastering commands and tools on both Linux and Windows, you can enhance your ability to secure systems and networks effectively. Always stay updated with the latest security trends and practices to remain ahead in the ever-evolving cybersecurity landscape.
References:
Reported By: Luizhenriquefc Ciberseguranaexa – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
