DataProtectionDecryptor is a powerful tool for Windows that allows you to decrypt passwords and other information encrypted by the DPAPI (Data Protection API) system of Windows operating system. You can use this tool to decrypt DPAPI data on your current running system and to decrypt DPAPI data stored on external hard drive.
DPAPI is a decryption/encryption system used by Microsoft products as well as by 3-party products to decrypt and encrypt passwords and other secret information on Windows operating system. Here’s some examples for data encrypted with DPAPI: Passwords of Microsoft Outlook accounts (Stored in the Registry), Passwords stored in the Credentials file of Windows (Login passwords of remote computers, Remote Desktop passwords and more…), wireless network keys, passwords and cookies of Chrome Web browser, and more…
You can read about using this DPAPI decryption tool in this Web page.