Bitwarden is a password management tool that helps users securely store and manage their passwords and sensitive information. It offers features like password generation, secure sharing, and two-factor authentication to enhance security. Users can access their vault from various devices, including computers and smartphones, ensuring their data is always available. The platform is open-source, meaning its code is publicly available for review, which adds to its transparency and trustworthiness. Bitwarden offers both free and premium subscription options, allowing users to choose the level of service that best fits their needs while maintaining a focus on security and privacy.