gpg --symmetric --cipher-algo AES256 backup.tar.gz
If you specifically need a .zip file, use the following commands: password protect tar.gz file
You will be prompted for a password. No temporary .tar.gz file is ever written to disk. This is the most secure method for highly sensitive data. gpg --symmetric --cipher-algo AES256 backup
GnuPG (GPG) is the standard for encryption and signing. It's user-friendly and offers both symmetric (password) and asymmetric (public/private key) encryption. password protect tar.gz file
utilities do not have built-in password protection. To secure a
openssl enc -aes-256-cbc -d -salt -pbkdf2 -in archive.tar.gz.enc | tar -xzf - Use code with caution. Enter your password when prompted to access your files. Method 3: Use 7-Zip (The Easiest Alternative)
7z a -pthepassword -mx0 encrypted.7z myfiles.tar.gz