tar -czvf - folder_name | gpg -c -o secure_archive.tar.gz.gpg Use code with caution.
However, with great encryption comes great responsibility. The password is the single point of failure. The encryption used in openssl is mathematically robust; it cannot be easily brute-forced with current technology. This means that if you forget your password, the data is gone. Not "reset password" gone, but gone forever. This creates a fascinating psychological shift: the user moves from being a consumer of convenience to a custodian of keys. password protect tar.gz file
AES-256 encryption is very fast on modern CPUs. For a 1GB file, the overhead is usually under one second. tar -czvf - folder_name | gpg -c -o secure_archive
tar -czf - directory/ | openssl enc -e -aes-256-cbc -in - -out encrypted.tar.gz The encryption used in openssl is mathematically robust;
tar -czf - directory/ | 7z a -p -mhe=on encrypted.tar.gz