gocryptfs:tldr:f33da

The command "gocryptfs --passwd ${path-to-cipher_dir}" is used to change the password of a gocryptfs encrypted directory.

Here's a breakdown of the command:

• "gocryptfs" is the name of the command itself, which is a tool used for creating encrypted virtual filesystems using the Go programming language.
• "--passwd" is an option or flag that indicates that we want to change the password for the gocryptfs encrypted directory.
• "${path-to-cipher_dir}" is a placeholder that should be replaced with the actual path to the directory where the encrypted data is stored. This is the directory that was specified as the argument when creating the gocryptfs filesystem.

When you execute this command with the correct path to the cipher directory, gocryptfs will prompt you to enter your current password. Once the current password is validated, it will ask you to provide a new password, which you need to enter twice for confirmation. If all the password inputs are correct, gocryptfs will re-encrypt the directory using the new password, ensuring that only someone who knows the new password can access the encrypted data.