Use the following command: 17z a -p -mem=AES256 -tzip file.zip source-file1.txt source-file2.txt It will ask for a password but will obviously not be echoed. To decrypt: 17za e file.zip You need to install as well associated tools. Shown are for Redhat-like Linux: 1sudo yum install p7zip p7zip-plugins Some details …

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