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Spencer Alessi, a Senior Pentester at SecurIT360, shares a free weekly newsletter packed with cybersecurity insights. The newsletter includes:
✅ Thoughts and advice on current cybersecurity events
✅ Actionable tips for defenders to secure environments
✅ Behind-the-scenes content from real pentests
✅ Memes and engaging cybersecurity content
Subscribe here: https://lnkd.in/eTj5z-Pj
You Should Know: Essential Cybersecurity Commands & Practices
Linux Security Commands
1. Check Open Ports
sudo netstat -tulnp sudo ss -tulnp
2. Monitor Logs for Intrusions
sudo tail -f /var/log/auth.log sudo grep "Failed password" /var/log/auth.log
3. Scan for Vulnerabilities with Nmap
nmap -sV -A target_ip
4. Check for Rootkits
sudo rkhunter --check
Windows Security Commands
1. Check Active Connections
netstat -ano
2. Detect Malicious Processes
tasklist /svc wmic process get name,processid,executablepath
3. Audit Failed Logins
wevtutil qe Security /f:text /q:"[System[EventID=4625]]"
Penetration Testing Steps
1. Reconnaissance
whois target.com dig target.com
2. Exploitation
msfconsole use exploit/multi/handler set payload windows/meterpreter/reverse_tcp
3. Post-Exploitation
meterpreter > sysinfo meterpreter > hashdump
What Undercode Say
Cybersecurity newsletters like Spencer’s provide real-world insights that help defenders stay ahead of threats. Implementing proactive monitoring, regular vulnerability scans, and incident response drills is crucial.
🔹 Always update systems:
sudo apt update && sudo apt upgrade -y Linux winget upgrade --all Windows
🔹 Use strong authentication:
sudo nano /etc/ssh/sshd_config Disable root login
🔹 Automate threat detection:
sudo apt install fail2ban
Stay vigilant, automate defenses, and never stop learning.
Expected Output:
✅ Subscribed to Spencer’s Newsletter
✅ Applied security hardening commands
✅ Conducted a vulnerability scan
✅ Reviewed logs for suspicious activity
Prediction
With rising cyber threats, newsletters offering real pentest insights will become a key resource for defenders. Expect more AI-driven threat analysis in future editions.
References:
Reported By: Spenceralessi Every – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
