Offensive Intelligence: Practical Cybersecurity Guides and Resources

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🔗 URL: https://lnkd.in/dQ2Bn7Q3

Thibaud has updated his Offensive Intelligence platform, focusing on structured cybersecurity resources, including:
– VPNs, Firewalls, Antivirus, SIEM
– Encrypted Messaging, Anti-Spam, Password Managers
– Hacking, Intelligence, Training, and Projects

The goal? Helping professionals make informed security decisions.

You Should Know:

1. VPN Setup (OpenVPN)

 Install OpenVPN 
sudo apt install openvpn -y

Download config (replace URL) 
wget https://example.com/config.ovpn

Connect 
sudo openvpn --config config.ovpn 

2. Firewall Hardening (UFW)

 Enable UFW 
sudo ufw enable

Allow SSH & block brute-force 
sudo ufw limit 22/tcp

Deny all other incoming 
sudo ufw default deny incoming 

3. SIEM (Elasticsearch + Wazuh)

 Install Wazuh 
curl -s https://packages.wazuh.com/key/GPG-KEY-WAZUH | sudo gpg --dearmor -o /usr/share/keyrings/wazuh-archive-keyring.gpg 
echo "deb [signed-by=/usr/share/keyrings/wazuh-archive-keyring.gpg] https://packages.wazuh.com/4.x/apt/ stable main" | sudo tee /etc/apt/sources.list.d/wazuh.list 
sudo apt update && sudo apt install wazuh-manager 

4. Password Manager (KeePassXC CLI)

 Install KeePassXC 
sudo apt install keepassxc -y

Create a new database 
keepassxc-cli db-create ~/vault.kdbx 

5. Encrypted Messaging (Signal CLI)

 Install Signal CLI 
wget https://github.com/AsamK/signal-cli/releases/download/v0.11.5.1/signal-cli-0.11.5.1.tar.gz 
tar -xf signal-cli-0.11.5.1.tar.gz 
sudo ./signal-cli-0.11.5.1/bin/signal-cli --username=YOUR_NUMBER register 

What Undercode Say:

This resource is essential for cybersecurity professionals. Key takeaways:
– VPNs & Firewalls prevent unauthorized access.
– SIEM tools like Wazuh detect intrusions.
– Password managers reduce credential leaks.
– Encrypted messaging ensures private comms.

Expected Output:

A hardened, monitored, and secure system with encrypted communications.

Prediction:

As cyber threats evolve, AI-driven SIEM and quantum-resistant encryption will dominate future security frameworks.

🔗 Explore More: Offensive Intelligence

References:

Reported By: Activity 7315329880051658752 – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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