Error: The following directories are not writable by your user:
Cracking SSH Private Key Passphrases Using ssh2john and John the Ripper
Introduction SSH key-based authentication is widely considered more secure than password-based login. However, security does not end at key generation. If a private SSH key is compromised and protected with a weak passphrase, it can often be cracked offline—leading to full system access. In this blog post, we will walk through a realistic penetration testing…
Keep reading
Resolving Wireshark Dissector Bug: Invalid Leading, Duplicated, or Trailing Space in Filter Name on Kali Linux
Article ID: KB-WS-001 Last Updated: December 16, 2025 Applies To: Wireshark 4.x on Kali Linux (Debian-based distributions) Severity: Medium (Prevents Wireshark from launching) Symptoms When launching Wireshark on Kali Linux, you encounter the following error dialog: This error appears immediately upon startup and is often triggered after system updates (e.g., apt upgrade). The filter frame.number…
Keep reading
Maximizing Linux System Security: Mastering the Update, Upgrade, and Dist-Upgrade Commands
Introduction: In the ever-evolving landscape of cybersecurity, maintaining the security of your Linux system is paramount. One crucial aspect of this is keeping your software up-to-date. In this guide, we’ll explore three essential commands – sudo apt update, sudo apt upgrade -y, and sudo apt dist-upgrade -y – that play a crucial role in this…
Keep readingSomething went wrong. Please refresh the page and/or try again.
Share this:
- Share on LinkedIn (Opens in new window) LinkedIn
- Share on X (Opens in new window) X
- Share on Facebook (Opens in new window) Facebook
- Share on Tumblr (Opens in new window) Tumblr
- Share on Pinterest (Opens in new window) Pinterest
- Share on Telegram (Opens in new window) Telegram
- Share on WhatsApp (Opens in new window) WhatsApp
- Share on Reddit (Opens in new window) Reddit
- Email a link to a friend (Opens in new window) Email