Active Directory vs Microsoft Entra ID vs Microsoft Intune

 Active Directory vs Microsoft Entra ID vs Microsoft Intune

the Linux Boot Process

 the Linux Boot Process

Which Linux distro should you/I Choose?

 Which Linux distro should you/I Choose?

Kali Linux Guide Tools

Kali Linux Guide Tools

Kali Linux is an essential toolkit for cybersecurity professionals, enabling them to assess and enhance system security effectively.

🔎 Recon & Scanning:
- Nmap: Network discovery and port scanning
- Nikto / Nessus: Vulnerability and web server scanning

💥 Exploitation:
- Metasploit: Controlled exploitation framework
- MSFvenom: Payload generation

🌐 Web App Testing:
- Burp Suite: Web vulnerability testing
- SQLmap: SQL injection detection

🔑 Password Security:
- Hydra: Login brute-force testing
- John the Ripper: Password auditing

📡 Wireless Security:
- Aircrack-ng: Wi-Fi security assessment

📊 Analysis & Forensics:
- Wireshark: Network traffic analysis
- Volatility: Memory forensics

🎭 Social Engineering:
- SET: Human-focused security testing

These tools empower security professionals to identify vulnerabilities before attackers can exploit them, transforming risk into resilience.

12 Pillars of Network Security

12 Pillars of Network Security 

10 Most Common IT Support Issues & Quick Solutions

 10 Most Common IT Support Issues & Quick Solutions

In IT support & helpdesk roles, the same problems occur daily.
Knowing what to check first helps to:
✔ Save time
✔ Reduce downtime
✔ Improve user confidence

🔹 1. Internet Not Working
• Check physical cables and Wi-Fi connection
• Verify IP configuration
• Restart modem/router
• Test connectivity using ping or ipconfig

🔹 2. Slow or Hanging System
• Close unnecessary applications
• Check CPU/RAM usage in Task Manager
• Scan for malware
• Disable unnecessary startup programs

🔹 3. Login or Password Issues
• Reset or unlock the user account
• Verify correct username and domain
• Check password expiry and account lockout policie
🔹 4. Printer Not Printing
• Ensure printer is online and set as default
• Check paper and ink/toner levels
• Restart the Print Spooler service

🔹 5. Email Not Sending or Receiving
• Verify SMTP / IMAP / POP settings
• Check mailbox storage limits
• Confirm mail server and internet connectivity

🔹 6. Software Not Opening or Crashing
• Update or reinstall the application
• Check OS and hardware compatibility
• Review application logs or error messages

🔹 7. File or Folder Access Denied
• Verify NTFS and shared folder permissions
• Check available disk space
• Confirm correct user group membership

🔹 8. Blue Screen or System Crash (BSOD)
• Update drivers and Windows patches
• Run memory and disk diagnostics
• Analyze stop codes to identify root cause

🔹 9. USB or External Device Not Detected
• Test the device on another system
• Reinstall or update device drivers
• Check Device Manager for errors

🔹 10. Windows Update Errors
• Run Windows Update Troubleshooter
• Clear Windows Update cache
• Restart system and retry updates