What is the KeePassXC : The Ultimate Open-Source Password Manager for Cybersecurity Professionals

Introduction

With the increasing number of online accounts, managing passwords securely has become a crucial aspect of cybersecurity. KeePassXC is an open-source, cross-platform password manager that allows users to store, organize, and protect their credentials in a secure, encrypted database. Unlike cloud-based password managers, KeePassXC stores passwords locally, ensuring that users have complete control over their sensitive data.

In this blog, we will explore KeePassXC, its key features, installation, and how it enhances cybersecurity for individuals and professionals.

What is KeePassXC?

KeePassXC is a community-driven fork of KeePassX, which itself is based on the original KeePass Password Safe. It is designed to provide enhanced security, usability, and cross-platform compatibility.

Unlike proprietary password managers that store data in the cloud, KeePassXC keeps everything local and encrypted using AES-256, making it highly resistant to cyberattacks.

Why Ethical Hackers and Cybersecurity Experts Use KeePassXC

KeePassXC is widely used by cybersecurity professionals for the following reasons:

• Strong Encryption – Uses AES-256 encryption to secure stored credentials.

• Offline Storage – Unlike cloud-based managers, it doesn’t expose credentials to potential online breaches.

• Cross-Platform Support – Available for Windows, macOS, and Linux.

  
  

• Two-Factor Authentication (2FA) – Supports YubiKey, OnlyKey, and other hardware security keys.

• Auto-Type Feature – Allows secure login to websites without copy-pasting passwords.

• Password Generator – Generates strong and random passwords to enhance security.

• Database Locking – Automatically locks the password database after a defined period of inactivity.

Installing KeePassXC on Different Platforms

On Windows

1. Download the installer from the official KeePassXC website.

2. Run the .exe file and follow the installation instructions.

3. Launch KeePassXC and create a new password database.

On Linux (Ubuntu/Kali)

Use the following command to install KeePassXC:

sudo apt update && sudo apt install keepassxc -y

On macOS

Install KeePassXC using Homebrew:

brew install keepassxc

Once installed, launch the application and create a new database.

Setting Up KeePassXC for Secure Password Management

Step 1: Create a New Password Database

1. Open KeePassXC.

2. Click "New Database" and provide a database name.

3. Set a strong master password (this is the only password you need to remember).

4. Choose AES-256 encryption for maximum security.

Step 2: Add and Organize Passwords

• Click "New Entry" to add a username and password.

• Store additional information like URLs, notes, and security questions.

• Use folders to categorize accounts (e.g., personal, work, financial).

Step 3: Enable Two-Factor Authentication (2FA)

KeePassXC supports TOTP-based authentication for accounts requiring 2FA codes.

1. Enable TOTP (Time-based One-Time Passwords) in the entry.

2. Scan or manually enter the QR code provided by the website.

3. KeePassXC will generate 6-digit 2FA codes whenever needed.

Step 4: Use the Auto-Type Feature for Secure Logins

Instead of manually copying passwords, KeePassXC can auto-type credentials into websites and applications.

1. Select the entry and click "Auto-Type".

2. KeePassXC will automatically fill in the username and password fields.

How KeePassXC Enhances Cybersecurity

1. Protection Against Phishing Attacks

Since passwords are auto-typed into websites, KeePassXC prevents attackers from capturing login credentials via fake login pages.

2. Eliminates Password Reuse

The built-in password generator ensures that every account has a unique, strong password, reducing the risk of credential stuffing attacks.

3. Securely Stores SSH and API Keys

KeePassXC can be used to store SSH keys, API tokens, and other sensitive credentials, keeping them safe from unauthorized access.

4. Prevents Keyloggers and Clipboard Hijacking

Since passwords are auto-filled without copying them to the clipboard, KeePassXC prevents keyloggers and malware from stealing credentials.

5. Supports Hardware Security Keys

By integrating with YubiKey, OnlyKey, and similar devices, KeePassXC offers multi-factor authentication for added protection.

Best Practices for Using KeePassXC Securely

Use a Strong Master Password – Make sure your master password is long and complex.
Enable Two-Factor Authentication – Use KeePassXC for storing and generating TOTP 2FA codes.
Keep Backups of Your Password Database – Store backups in secure locations (e.g., encrypted USB or offline storage).
Lock the Database When Not in Use – Enable automatic locking after inactivity to prevent unauthorized access.
Use Secure Storage for the Database File – Store the database on an encrypted disk or secure device.

Conclusion

KeePassXC is a powerful and secure password manager that offers offline storage, strong encryption, and cross-platform support. Unlike cloud-based managers, KeePassXC keeps user data fully under their control, making it a preferred choice for ethical hackers, cybersecurity professionals, and privacy-conscious individuals.

By following best practices, users can ensure that their credentials remain safe and protected against cyber threats. If you're looking for a free, open-source, and highly secure password manager, KeePassXC is an excellent choice.

FAQs

What is KeePassXC?

KeePassXC is an open-source, cross-platform password manager that securely stores passwords and sensitive data in an AES-256 encrypted database.

How is KeePassXC different from cloud-based password managers?

Unlike cloud-based managers, KeePassXC stores all data locally, reducing the risk of breaches and ensuring full user control over passwords.

Is KeePassXC free to use?

Yes, KeePassXC is completely free and open-source, allowing anyone to use, modify, and distribute it.

Which operating systems support KeePassXC?

KeePassXC is available on Windows, macOS, and Linux.

How do I install KeePassXC on Linux?

Run the following command:

Can KeePassXC generate strong passwords?

Yes, KeePassXC includes a password generator that creates random, strong, and unique passwords for each account.

Does KeePassXC support two-factor authentication (2FA)?

Yes, KeePassXC supports TOTP-based two-factor authentication, allowing you to generate 2FA codes directly within the app.

Can KeePassXC auto-fill passwords in websites?

Yes, KeePassXC provides an auto-type feature that automatically fills login credentials into websites and applications.

How secure is KeePassXC?

KeePassXC uses AES-256 encryption, one of the strongest encryption algorithms, to secure passwords and sensitive data.

What happens if I forget my KeePassXC master password?

If you forget your master password, there is no way to recover your database, as KeePassXC does not store any recovery keys.

How do I back up my KeePassXC database?

You can back up your database by copying the .kdbx file to an external drive or a secure cloud storage service.

Can I store SSH keys and API tokens in KeePassXC?

Yes, KeePassXC can securely store SSH keys, API tokens, and other sensitive credentials.

What is auto-locking in KeePassXC?

KeePassXC automatically locks the database after a certain period of inactivity to prevent unauthorized access.

Does KeePassXC work with YubiKey?

Yes, KeePassXC supports YubiKey and OnlyKey for additional security via hardware-based authentication.

How can I enable auto-type in KeePassXC?

Select an entry in KeePassXC and press Ctrl + Shift + V to auto-type the username and password.

Can I import passwords from another password manager?

Yes, KeePassXC allows importing passwords from CSV files, KeePass, and other password managers.

Is KeePassXC safe from keyloggers?

Yes, since KeePassXC auto-types credentials, it prevents keyloggers from capturing keystrokes.

How do I enable TOTP in KeePassXC?

1. Select a password entry.

2. Click on the TOTP tab.

3. Enter or scan the TOTP secret key from the website.

Can I sync my KeePassXC database between multiple devices?

Yes, you can sync the KeePassXC database manually using USB drives, network storage, or encrypted cloud storage.

What file format does KeePassXC use?

KeePassXC stores password data in .kdbx format, which is compatible with KeePass.

Can I access my KeePassXC database from a smartphone?

Yes, you can use KeePass-compatible mobile apps like KeePassDX (Android) or Strongbox (iOS) to access your database.

How do I ensure my KeePassXC database is secure?

• Use a strong master password

• Enable auto-locking

• Store the database on an encrypted drive

Does KeePassXC have browser integration?

Yes, KeePassXC has browser extensions for Firefox and Chrome that allow secure autofill.

How do I reset my KeePassXC password?

You cannot reset the master password. If you forget it, you must restore a previous database backup.

What is the difference between KeePassXC and KeePassX?

KeePassXC is an actively maintained fork of KeePassX with additional features, security improvements, and better platform support.

Can KeePassXC store credit card details?

Yes, you can store credit card information, personal notes, and other sensitive data securely.

How do I export my passwords from KeePassXC?

Go to Database > Export, and select the preferred format (CSV, XML, or JSON).

What should I do if KeePassXC is not saving changes?

Ensure that your database is not set to read-only, and check if the storage drive has write permissions.

Can KeePassXC detect password breaches?

No, but you can use third-party breach-checking services to check if your passwords have been leaked.

Is KeePassXC a good alternative to Bitwarden or LastPass?

Yes, KeePassXC is a great alternative for those who prefer offline password storage, better security, and full data control.