Password Manager
A password manager is a software application or service that securely stores and manages users' login credentials (such as usernames and passwords) for various websites and applications. It typically encrypts this data and requires a master password or other authentication method for access, helping users generate strong, unique passwords and auto-fill them when needed. This tool enhances security by reducing password reuse and simplifying the management of multiple accounts.
Developers should learn and use password managers to improve personal and organizational security, especially when handling sensitive data or managing numerous accounts across development, testing, and production environments. They are essential for implementing best practices like strong, unique passwords and multi-factor authentication, which help prevent breaches and credential theft in software projects. Use cases include securing access to version control systems (e.g., GitHub), cloud platforms (e.g., AWS), and internal tools, as well as for team collaboration in shared accounts.